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c 2024 day 14 part 1

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Bill Rossi 2024-12-14 00:37:02 -05:00
parent bbe7d66027
commit 33c22748da
1 changed files with 41 additions and 0 deletions
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c/2024/14/restroom_redoubt.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include "../../lib/aoc.h"
#define WIDTH 101
#define HEIGHT 103
#define CYCLES 100
int main() {
char *line;
int px, py, vx, vy;
int q1 = 0, q2 = 0, q3 = 0, q4 = 0;
while((line = aoc_read_line()) != NULL) {
sscanf(line, "p=%d,%d v=%d,%d", &px, &py, &vx, &vy);
// printf("%s\n[%d, %d] [%d, %d]\n\n", line, px, py, vx, vy);
for (int i = 0; i < CYCLES; i++) {
px += vx;
px = (px + WIDTH) % WIDTH;
py += vy;
py = (py + HEIGHT) % HEIGHT;
}
printf("[%d, %d] [%d, %d]\n\n", px, py, vx, vy);
if (px < WIDTH / 2 && py < HEIGHT / 2) q1++;
if (px > WIDTH / 2 && py < HEIGHT / 2) q2++;
if (px < WIDTH / 2 && py > HEIGHT / 2) q3++;
if (px > WIDTH / 2 && py > HEIGHT / 2) q4++;
}
printf("%d %d %d %d\n", q1, q2, q3, q4);
printf("Part 1: %lld\n", q1 * q2 * q3 * q4);
//printf("Part 2: %lld\n", cost_2);
aoc_free();
return 0;
}