diff options
| author | Bond_009 <bond.009@outlook.com> | 2022-12-01 22:30:22 +0100 |
|---|---|---|
| committer | Bond_009 <bond.009@outlook.com> | 2022-12-01 22:30:22 +0100 |
| commit | baf4910870a6e8999802b9a4a22eabd4142a34e3 (patch) | |
| tree | 2d11443dc21e53bd0d99d015cf789937d6d95862 /8/part1.c | |
| parent | 49d0c908f24b2c193c9deed1716fe36061ba26a1 (diff) | |
Move all Advent of Codes into one repo
Diffstat (limited to '8/part1.c')
| -rw-r--r-- | 8/part1.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/8/part1.c b/8/part1.c deleted file mode 100644 index d4261be..0000000 --- a/8/part1.c +++ /dev/null @@ -1,74 +0,0 @@ -#include <stdio.h> -#include <stdint.h> -#include <stdlib.h> - -#define INPUT_LEN 650 - -struct Operation -{ - char opcode; - int arg; - char has_been_executed; -}; - -int exe_program(const char *filename) -{ - FILE *file = fopen(filename, "r"); - - // Include space for newline and string terminator - char buffer[16] = { 0 }; - - struct Operation ops[INPUT_LEN]; - size_t opcount = 0; - - while (fgets(buffer, 16, file)) { - struct Operation *op = &ops[opcount++]; - op->has_been_executed = 0; - switch (buffer[0]) - { - // nop - case 'n': - op->opcode = 0; - break; - // acc - case 'a': - op->opcode = 1; - break; - // jmp - case 'j': - op->opcode = 2; - break; - } - - op->arg = atoi(&buffer[4]); - } - - fclose(file); - - struct Operation *cur_op = ops; - int acc = 0; - while (!cur_op->has_been_executed) - { - cur_op->has_been_executed = 1; - switch (cur_op->opcode) - { - case 0: - cur_op++; - break; - case 1: - acc += cur_op->arg; - cur_op++; - break; - case 2: - cur_op += cur_op->arg; - break; - } - } - - return acc; -} - -int main(int argc, char *argv[]) -{ - printf("%i\n", exe_program(argv[argc - 1])); -} |
