14
This commit is contained in:
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30af58efcf
commit
bbb8000456
16
2022/14/Makefile
Normal file
16
2022/14/Makefile
Normal file
@ -0,0 +1,16 @@
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CXX ?= c++
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CXXFLAGS ?= -std=c++11 -Wall -Wextra -pedantic -g #-O2
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PROJECT = sand
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all: ${PROJECT}
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${PROJECT}: main.cpp
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${CXX} ${CXXFLAGS} -o $@ $^
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test: ${PROJECT}
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./${PROJECT}
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clean:
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${RM} *.o ${PROJECT}
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.PHONY: all clean test
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155
2022/14/input
Normal file
155
2022/14/input
Normal file
@ -0,0 +1,155 @@
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529,71 -> 529,72 -> 539,72 -> 539,71
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484,168 -> 489,168
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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502,165 -> 507,165
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481,165 -> 486,165
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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500,176 -> 505,176
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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506,42 -> 510,42
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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490,156 -> 495,156
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496,174 -> 501,174
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503,40 -> 507,40
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501,136 -> 501,137 -> 514,137 -> 514,136
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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495,165 -> 500,165
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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529,71 -> 529,72 -> 539,72 -> 539,71
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488,165 -> 493,165
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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524,42 -> 528,42
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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533,118 -> 538,118
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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500,42 -> 504,42
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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493,153 -> 498,153
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472,176 -> 477,176
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491,162 -> 496,162
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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487,159 -> 492,159
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521,40 -> 525,40
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501,136 -> 501,137 -> 514,137 -> 514,136
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475,174 -> 480,174
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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484,162 -> 489,162
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515,40 -> 519,40
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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485,172 -> 490,172
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512,34 -> 516,34
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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492,172 -> 497,172
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501,136 -> 501,137 -> 514,137 -> 514,136
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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489,174 -> 494,174
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516,121 -> 521,121
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512,118 -> 517,118
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529,115 -> 534,115
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519,118 -> 524,118
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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509,40 -> 513,40
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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525,112 -> 530,112
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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537,121 -> 542,121
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494,159 -> 499,159
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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509,121 -> 514,121
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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528,88 -> 528,89 -> 542,89 -> 542,88
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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529,71 -> 529,72 -> 539,72 -> 539,71
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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505,162 -> 510,162
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523,121 -> 528,121
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493,176 -> 498,176
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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501,159 -> 506,159
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478,172 -> 483,172
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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497,156 -> 502,156
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521,109 -> 526,109
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518,112 -> 523,112
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518,42 -> 522,42
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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519,92 -> 519,93 -> 528,93
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522,115 -> 527,115
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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512,42 -> 516,42
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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482,174 -> 487,174
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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479,176 -> 484,176
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486,176 -> 491,176
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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481,170 -> 486,170
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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515,36 -> 519,36
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512,38 -> 516,38
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498,140 -> 498,142 -> 497,142 -> 497,150 -> 507,150 -> 507,142 -> 502,142 -> 502,140
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528,88 -> 528,89 -> 542,89 -> 542,88
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537,85 -> 537,77 -> 537,85 -> 539,85 -> 539,76 -> 539,85 -> 541,85 -> 541,75 -> 541,85
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498,162 -> 503,162
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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513,124 -> 513,126 -> 510,126 -> 510,134 -> 524,134 -> 524,126 -> 518,126 -> 518,124
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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515,115 -> 520,115
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509,165 -> 514,165
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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518,38 -> 522,38
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509,36 -> 513,36
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528,88 -> 528,89 -> 542,89 -> 542,88
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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506,38 -> 510,38
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526,118 -> 531,118
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519,92 -> 519,93 -> 528,93
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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505,26 -> 505,28 -> 500,28 -> 500,31 -> 513,31 -> 513,28 -> 509,28 -> 509,26
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488,170 -> 493,170
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530,121 -> 535,121
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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528,68 -> 528,59 -> 528,68 -> 530,68 -> 530,63 -> 530,68 -> 532,68 -> 532,64 -> 532,68 -> 534,68 -> 534,66 -> 534,68 -> 536,68 -> 536,60 -> 536,68
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524,55 -> 524,46 -> 524,55 -> 526,55 -> 526,45 -> 526,55 -> 528,55 -> 528,47 -> 528,55 -> 530,55 -> 530,46 -> 530,55 -> 532,55 -> 532,48 -> 532,55
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493,23 -> 493,13 -> 493,23 -> 495,23 -> 495,19 -> 495,23 -> 497,23 -> 497,15 -> 497,23 -> 499,23 -> 499,14 -> 499,23 -> 501,23 -> 501,14 -> 501,23 -> 503,23 -> 503,21 -> 503,23 -> 505,23 -> 505,18 -> 505,23
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527,96 -> 527,98 -> 525,98 -> 525,106 -> 536,106 -> 536,98 -> 530,98 -> 530,96
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111
2022/14/main.cpp
Normal file
111
2022/14/main.cpp
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include <vector>
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std::vector<std::vector<bool>> getMap( std::ifstream &file ) {
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std::vector<std::vector<bool>> ret{};
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std::vector<std::vector<std::pair<int,int>>> rocks{};
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int max_y = 0;
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std::string str;
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char tmp_c;
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while ( std::getline( file, str ) ) {
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rocks.emplace_back();
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int x = 0;
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int y = 0;
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std::stringstream ss( str );
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while(ss >> x) {
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ss >> tmp_c;
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ss >> y;
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if(y > max_y) {
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max_y = y;
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}
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rocks.back().push_back({x,y});
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ss >> tmp_c;
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ss >> tmp_c;
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}
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}
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// std::cout << "Resizing: " << max_y << std::endl;
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ret.resize(max_y+1);
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for(int i = 0; i <= max_y; i++) {
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ret[i].resize(1000, false);
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}
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||||||
|
for(auto &rock_line : rocks) {
|
||||||
|
for(size_t i = 0; i < rock_line.size() - 1; i++) {
|
||||||
|
// std::cout << "i: " << i << std::endl;
|
||||||
|
// std::cout << "X: " << rock_line[i].first << "->" << rock_line[i+1].first << std::endl;
|
||||||
|
// std::cout << "Y: " << rock_line[i].second << "->" << rock_line[i+1].second << std::endl;
|
||||||
|
int x_diff = rock_line[i+1].first - rock_line[i].first;
|
||||||
|
x_diff /= abs(x_diff);
|
||||||
|
int y_diff = rock_line[i+1].second - rock_line[i].second;
|
||||||
|
y_diff /= abs(y_diff);
|
||||||
|
|
||||||
|
int x = rock_line[i].first;
|
||||||
|
int y = rock_line[i].second;
|
||||||
|
while(x != rock_line[i+1].first || y != rock_line[i+1].second) {
|
||||||
|
// std::cout << "X: " << x << ", Y: " << y << std::endl;
|
||||||
|
ret[y][x] = true;
|
||||||
|
x += x_diff;
|
||||||
|
y += y_diff;
|
||||||
|
}
|
||||||
|
ret[y][x] = true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool willRest(std::vector<std::vector<bool>> &map, size_t x_source, size_t y_source) {
|
||||||
|
size_t x = x_source;
|
||||||
|
size_t y = y_source;
|
||||||
|
while(y < map.size() - 1) {
|
||||||
|
// std::cout << "CHECKING " << "{" << x << ", " << y << "}" << std::endl;
|
||||||
|
if(!map[y+1][x]) {
|
||||||
|
y++;
|
||||||
|
} else if(!map[y+1][x-1]) {
|
||||||
|
y++;
|
||||||
|
x--;
|
||||||
|
} else if(!map[y+1][x+1]) {
|
||||||
|
y++;
|
||||||
|
x++;
|
||||||
|
} else {
|
||||||
|
map[y][x] = true;
|
||||||
|
if(x == x_source && y == y_source) {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
// std::cout << "TRUE" << std::endl;
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
size_t part1(const std::vector<std::vector<bool>> &map_in) {
|
||||||
|
auto map = map_in;
|
||||||
|
size_t result = 0;
|
||||||
|
while(willRest(map, 500, 0)) {
|
||||||
|
result++;
|
||||||
|
}
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
size_t part2(const std::vector<std::vector<bool>> &map_in) {
|
||||||
|
auto map = map_in;
|
||||||
|
map.resize(map.size()+2);
|
||||||
|
map[map.size()-2].resize(1000, false);
|
||||||
|
map.back().resize(1000, true);
|
||||||
|
size_t result = 0;
|
||||||
|
while(willRest(map, 500, 0)) {
|
||||||
|
result++;
|
||||||
|
}
|
||||||
|
result++; // the source position sand
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
int main() {
|
||||||
|
std::ifstream input_file( "input" );
|
||||||
|
auto map = getMap( input_file );
|
||||||
|
std::cout << "There will be \033[91;1m" << part1(map)
|
||||||
|
<< "\033[0m grains of sand before it starts falling into the abyss." << std::endl;
|
||||||
|
std::cout << "There will be \033[91;1m" << part2(map)
|
||||||
|
<< "\033[0m grains of sand before it stabilizes." << std::endl;
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user