init

4 files changed, 262 insertions, 0 deletions

diff --git a/advent-of-code/2023/02/Makefile b/advent-of-code/2023/02/Makefile
new file mode 100644
index 0000000..44480b6
--- /dev/null
+++ b/advent-of-code/2023/02/Makefile
@@ -0,0 +1,14 @@
+all: run
+
+run: part1 part2
+	./part1
+	./part2
+
+part1: part1.c
+	gcc -g -I../lib/ ../lib/*.c part1.c -o part1
+
+part2: part2.c
+	gcc -g -I../lib/ ../lib/*.c part2.c -o part2
+
+clean:
+	rm part1 part2
diff --git a/advent-of-code/2023/02/input b/advent-of-code/2023/02/input
new file mode 100644
index 0000000..f3864e6
--- /dev/null
+++ b/advent-of-code/2023/02/input
@@ -0,0 +1,100 @@
+Game 1: 1 red, 3 blue, 11 green; 1 blue, 5 red; 3 blue, 5 green, 13 red; 6 red, 1 blue, 4 green; 16 red, 12 green
+Game 2: 3 red, 13 blue, 5 green; 14 green, 14 blue; 9 blue, 10 green, 3 red; 2 green, 5 blue; 11 green, 3 blue, 3 red; 16 blue, 2 red, 9 green
+Game 3: 17 blue, 5 red; 3 red, 11 green, 17 blue; 1 red, 6 blue, 9 green; 3 blue, 11 green, 1 red; 3 green, 10 red, 11 blue; 12 red, 3 green, 15 blue
+Game 4: 14 green, 14 red, 1 blue; 15 red, 13 green, 1 blue; 6 green, 15 red; 7 green
+Game 5: 3 green, 1 blue, 3 red; 6 red, 2 green, 2 blue; 12 red, 3 green, 1 blue; 2 green, 9 red; 1 blue; 2 blue, 10 red
+Game 6: 5 blue, 5 green; 4 blue, 1 red, 10 green; 16 green, 1 red, 6 blue; 1 red, 1 blue, 13 green; 1 red, 5 blue, 7 green; 14 green, 17 blue
+Game 7: 1 green, 8 blue, 4 red; 1 green, 4 blue, 4 red; 6 blue, 4 red, 4 green; 1 red, 8 green
+Game 8: 2 red, 5 blue, 1 green; 1 blue, 4 red, 8 green; 6 blue, 12 green, 6 red; 3 blue, 5 red; 8 red, 2 blue, 13 green; 5 green, 4 red, 3 blue
+Game 9: 11 red; 1 green, 2 red, 2 blue; 1 blue, 2 green, 9 red; 4 red, 2 green, 2 blue; 1 blue, 2 green; 1 blue, 9 red, 2 green
+Game 10: 9 red, 4 green; 1 blue, 3 red, 7 green; 3 green, 1 red, 1 blue; 7 green, 4 red, 1 blue; 1 blue, 5 green, 10 red; 1 red, 5 green
+Game 11: 2 blue, 4 red, 3 green; 1 blue, 7 red; 4 green, 7 red, 1 blue; 3 blue, 6 green, 4 red; 3 red, 1 green, 3 blue
+Game 12: 1 green, 6 red, 5 blue; 3 green, 2 red, 4 blue; 3 green, 1 red, 3 blue
+Game 13: 6 green, 1 red, 9 blue; 11 red, 4 blue, 12 green; 6 green, 9 red, 19 blue; 2 green, 6 blue; 10 green, 1 red, 16 blue; 4 green, 14 blue
+Game 14: 7 blue, 2 red; 1 green, 2 red, 19 blue; 12 blue, 6 green, 11 red
+Game 15: 4 red, 4 green, 7 blue; 15 blue, 1 green, 8 red; 2 red, 10 green, 11 blue; 5 red, 4 blue, 6 green; 9 red, 8 blue, 3 green; 9 blue, 9 red
+Game 16: 7 red, 2 blue, 19 green; 6 blue, 9 green; 8 green, 6 red, 19 blue; 11 green, 7 red, 1 blue; 9 blue, 3 red, 17 green
+Game 17: 3 blue, 4 green, 5 red; 2 red, 4 green, 11 blue; 6 blue, 13 green; 3 blue, 12 green, 7 red
+Game 18: 9 red, 6 blue, 7 green; 3 green, 3 blue, 5 red; 18 red, 6 blue, 4 green; 3 green, 10 red, 8 blue
+Game 19: 3 red, 6 green; 1 red, 5 green, 4 blue; 3 red, 14 blue
+Game 20: 2 green, 2 blue, 4 red; 14 red, 6 blue, 5 green; 1 blue, 5 red, 3 green; 10 red, 6 green, 6 blue
+Game 21: 10 blue, 12 green, 3 red; 1 green, 14 red; 5 blue, 7 green; 12 blue, 1 red, 13 green; 7 red, 4 green
+Game 22: 2 red, 1 blue; 1 red, 2 blue; 1 red, 1 green, 3 blue; 3 blue; 1 red; 1 green, 2 red
+Game 23: 4 blue, 4 green, 1 red; 3 blue, 1 red, 6 green; 1 red, 1 blue
+Game 24: 5 blue, 15 green, 13 red; 20 green, 13 blue, 6 red; 5 blue, 11 red, 16 green; 6 red, 5 blue, 13 green; 12 blue, 13 green, 3 red
+Game 25: 10 blue, 17 red; 12 red, 16 blue, 3 green; 4 green, 12 blue, 10 red; 8 blue, 3 green, 10 red; 5 green, 2 red, 12 blue
+Game 26: 11 red, 9 blue; 3 blue, 3 red, 3 green; 10 blue, 3 green, 4 red; 1 green, 4 blue, 9 red; 5 green, 1 red, 7 blue; 1 red, 3 blue, 3 green
+Game 27: 1 green, 12 red, 4 blue; 5 red, 2 green, 1 blue; 3 green, 6 blue, 10 red; 1 green, 4 red, 3 blue
+Game 28: 6 blue; 2 green; 2 green, 8 blue, 1 red; 2 green, 2 blue; 6 blue, 8 green; 9 green, 5 blue
+Game 29: 1 green, 9 blue, 9 red; 13 green, 4 red, 9 blue; 3 green, 8 blue, 15 red; 15 green, 18 blue, 3 red; 16 green, 10 red; 16 green, 12 blue, 16 red
+Game 30: 14 blue, 4 green, 1 red; 7 red, 14 blue; 2 blue, 4 red, 1 green
+Game 31: 2 red, 14 green, 3 blue; 3 blue, 3 green, 4 red; 8 blue, 4 red, 1 green; 8 green, 3 blue; 10 blue, 1 red, 11 green; 13 green, 2 red, 3 blue
+Game 32: 8 blue, 16 red; 2 green, 8 blue, 16 red; 16 blue, 4 green, 17 red; 2 red, 5 green, 4 blue
+Game 33: 2 red, 2 green, 1 blue; 5 red, 1 blue; 8 green, 14 red
+Game 34: 4 red, 4 green; 9 green; 1 blue, 16 green; 1 blue, 5 red, 9 green; 2 red, 15 green, 1 blue
+Game 35: 1 green, 5 red; 1 green, 15 red, 13 blue; 2 red, 13 blue, 17 green; 9 blue, 3 red, 11 green; 7 green, 8 blue, 14 red
+Game 36: 19 green; 3 green, 1 blue, 1 red; 1 green, 8 blue; 13 green, 5 red, 5 blue
+Game 37: 12 red, 7 green, 3 blue; 12 blue, 10 red, 9 green; 17 green, 8 red, 13 blue; 9 blue, 9 green, 8 red; 4 red, 13 green, 13 blue; 15 green, 12 red, 14 blue
+Game 38: 5 blue, 1 green, 20 red; 1 green, 13 red, 18 blue; 17 blue, 9 red, 10 green; 4 blue, 4 red, 12 green; 12 blue, 12 red, 6 green; 12 green, 13 red, 2 blue
+Game 39: 7 blue, 6 red, 2 green; 6 blue, 1 red; 7 blue, 1 red
+Game 40: 1 blue, 3 red; 15 blue, 1 green; 1 green, 16 red, 2 blue
+Game 41: 2 blue, 4 green; 8 green, 3 red; 2 blue, 9 red, 4 green; 4 red, 3 blue, 10 green; 5 green, 3 blue, 2 red
+Game 42: 7 green, 2 blue, 1 red; 8 green, 4 red; 5 blue, 1 red, 3 green
+Game 43: 3 red, 1 blue; 1 blue, 2 green, 2 red; 1 red, 2 blue; 3 blue
+Game 44: 3 green, 14 blue, 1 red; 16 blue, 5 red, 11 green; 12 green, 1 blue; 13 blue, 1 red; 5 blue, 2 red, 6 green; 3 blue, 5 red, 11 green
+Game 45: 7 blue, 1 red; 1 red, 3 blue; 3 green, 14 blue, 1 red; 4 blue, 3 green, 1 red; 15 blue, 1 red, 3 green
+Game 46: 15 red, 4 blue; 15 red, 11 blue, 3 green; 14 red, 2 green, 2 blue; 14 red, 8 blue, 3 green; 4 red, 1 blue
+Game 47: 4 green, 2 blue, 3 red; 8 red, 2 green, 18 blue; 1 green, 17 blue, 1 red
+Game 48: 2 green, 4 red, 2 blue; 15 blue, 16 red, 5 green; 14 blue, 2 green, 10 red; 3 green, 13 red, 6 blue; 8 green, 4 red, 12 blue; 15 red, 3 green, 9 blue
+Game 49: 1 green, 6 red, 7 blue; 1 blue, 9 green, 9 red; 4 green, 8 red; 9 blue, 1 red, 14 green; 2 blue, 9 red
+Game 50: 3 red, 10 blue, 14 green; 2 red, 9 blue, 7 green; 4 blue, 12 green; 1 red, 4 green, 5 blue
+Game 51: 2 green, 6 blue; 1 green, 10 blue, 1 red; 3 blue, 2 green
+Game 52: 1 green, 4 red, 1 blue; 3 red, 5 green, 4 blue; 1 blue, 3 red, 5 green; 1 red, 1 green, 1 blue; 12 green, 2 red, 4 blue; 10 blue, 7 green, 1 red
+Game 53: 12 red, 1 blue; 8 red, 11 blue, 11 green; 8 red, 6 blue, 13 green; 11 blue, 11 red, 16 green; 6 red, 9 green, 4 blue
+Game 54: 2 red, 8 blue, 15 green; 4 green, 3 blue, 6 red; 12 green, 13 blue, 4 red
+Game 55: 1 green, 16 blue, 4 red; 3 red, 1 blue, 1 green; 12 red, 16 blue; 3 red
+Game 56: 4 green; 1 red, 4 green; 2 red, 3 blue, 7 green; 2 red, 3 blue, 15 green
+Game 57: 17 green; 1 green, 9 blue; 1 red, 1 green, 9 blue
+Game 58: 3 green, 8 red, 7 blue; 4 green, 9 blue, 2 red; 1 red, 2 green, 11 blue; 8 blue, 4 green
+Game 59: 6 green, 1 red; 4 blue, 6 green; 4 green, 5 blue
+Game 60: 3 green, 5 blue, 1 red; 7 green, 5 blue, 16 red; 14 red, 1 green, 1 blue; 7 green, 2 blue; 13 red, 5 green, 5 blue
+Game 61: 1 green, 2 blue, 2 red; 2 green; 6 red, 1 blue, 1 green
+Game 62: 5 red, 8 blue, 1 green; 1 red, 1 blue; 2 green, 8 blue
+Game 63: 2 red, 2 blue, 2 green; 9 blue, 7 green; 1 green, 4 blue; 18 green, 3 blue
+Game 64: 13 green, 1 blue, 6 red; 13 green, 15 red, 8 blue; 5 green, 14 red, 4 blue; 2 green, 8 blue, 12 red; 1 blue, 5 red, 13 green; 7 blue, 8 green, 2 red
+Game 65: 7 blue, 12 red, 6 green; 11 red, 8 green, 8 blue; 9 red, 7 green, 7 blue; 14 red, 2 blue, 17 green
+Game 66: 2 green, 5 red; 7 red, 14 blue; 19 blue, 2 green; 7 blue, 4 green, 6 red
+Game 67: 4 green, 17 red, 7 blue; 4 blue, 6 green; 7 green, 7 red, 12 blue; 2 red, 14 blue
+Game 68: 1 red, 11 green, 4 blue; 17 blue, 1 red, 10 green; 3 red, 7 green, 1 blue; 7 green, 3 red, 6 blue; 2 red, 3 green; 2 green, 2 red, 4 blue
+Game 69: 5 blue, 4 red; 3 red, 11 green, 1 blue; 6 green, 2 blue; 10 green, 4 red, 5 blue; 2 red, 11 green
+Game 70: 16 red, 7 blue, 1 green; 14 red, 1 blue, 4 green; 4 red, 4 green; 7 blue, 5 red, 2 green
+Game 71: 14 red, 2 blue, 13 green; 7 green, 5 red, 2 blue; 3 blue, 9 green, 11 red; 10 red, 4 blue, 1 green
+Game 72: 1 green, 2 red, 6 blue; 4 green, 4 red, 9 blue; 6 green, 8 blue, 1 red; 5 red, 4 green, 9 blue; 15 blue, 2 green, 7 red; 10 blue, 2 green, 10 red
+Game 73: 7 green, 6 red, 7 blue; 6 blue, 5 red, 8 green; 5 blue, 5 red
+Game 74: 11 red, 1 blue; 2 green, 4 blue, 1 red; 1 green, 2 blue, 11 red; 9 red, 5 blue; 15 red, 10 blue; 9 red, 3 blue
+Game 75: 1 blue, 6 red, 9 green; 5 red, 1 blue, 8 green; 2 green, 2 red, 1 blue; 7 red, 1 green; 3 green, 6 red, 2 blue; 1 green, 1 red
+Game 76: 16 red, 3 blue, 9 green; 4 blue, 4 green; 5 blue, 1 green, 10 red; 6 blue, 13 red; 1 blue, 2 green, 8 red
+Game 77: 4 red, 4 blue; 5 blue, 5 red; 6 red, 3 green
+Game 78: 11 green, 1 red; 1 blue, 18 green, 1 red; 6 green, 5 red, 2 blue; 6 red, 1 blue, 15 green; 5 green, 5 red
+Game 79: 2 red, 3 green, 13 blue; 7 blue, 5 green; 4 blue, 2 red, 6 green; 6 green, 15 blue
+Game 80: 9 green, 2 blue, 1 red; 8 green, 1 red; 1 blue, 7 green; 2 green, 1 blue; 3 green; 5 green, 1 red, 2 blue
+Game 81: 2 blue, 8 green, 1 red; 3 green, 1 blue; 6 blue, 1 green; 3 blue, 3 green, 1 red; 2 green, 8 blue; 1 red, 8 blue, 2 green
+Game 82: 5 blue, 4 red, 1 green; 9 red, 12 green, 8 blue; 9 red, 6 green, 15 blue; 8 blue, 10 red, 6 green
+Game 83: 2 green, 7 blue, 4 red; 2 blue, 11 red, 9 green; 7 red, 7 green, 6 blue; 12 blue, 4 red, 11 green; 11 green, 7 blue; 7 green, 5 red, 2 blue
+Game 84: 9 red, 1 blue, 7 green; 5 red, 5 green; 4 green, 4 blue; 4 green, 5 red
+Game 85: 5 green, 13 red, 11 blue; 5 blue, 19 green, 15 red; 17 red, 3 green, 8 blue; 13 green, 10 red; 3 green, 17 red, 11 blue
+Game 86: 1 green, 11 blue; 11 blue, 1 green, 8 red; 6 blue, 4 red; 4 blue, 17 red; 1 green, 15 red
+Game 87: 3 green, 8 red, 6 blue; 6 red, 13 green, 1 blue; 4 blue, 8 red, 8 green
+Game 88: 5 green, 5 blue; 3 green, 10 blue, 2 red; 6 blue, 7 red, 1 green; 5 green, 3 red, 11 blue; 8 red, 4 green, 6 blue
+Game 89: 5 green, 10 blue, 12 red; 1 green, 13 red, 8 blue; 4 red, 11 green, 12 blue
+Game 90: 4 green, 3 red, 11 blue; 1 green, 12 red, 12 blue; 9 blue, 5 red, 1 green; 2 green, 12 blue, 12 red
+Game 91: 5 red, 8 blue, 1 green; 5 green, 3 blue; 9 blue, 7 green, 5 red; 1 green, 3 blue, 6 red; 9 blue, 11 green, 4 red; 2 green, 4 red, 10 blue
+Game 92: 11 blue, 1 red, 6 green; 10 blue, 2 red; 4 red, 6 green, 19 blue
+Game 93: 1 green, 3 blue, 3 red; 3 red; 5 blue, 3 red; 1 green, 4 red
+Game 94: 9 red, 4 blue, 4 green; 1 blue, 6 red, 15 green; 10 red, 5 blue, 1 green; 2 blue, 4 green, 8 red
+Game 95: 13 blue, 4 green, 3 red; 15 green, 3 red, 2 blue; 16 green, 8 blue, 2 red
+Game 96: 15 blue, 7 green, 3 red; 5 red, 7 green, 17 blue; 6 red, 12 blue; 5 green, 10 blue, 4 red
+Game 97: 5 red, 2 green; 8 red; 1 blue, 7 green, 2 red; 7 red, 15 green
+Game 98: 6 green, 1 blue, 1 red; 3 green, 3 red; 1 blue, 13 green, 4 red
+Game 99: 16 red, 5 blue, 9 green; 2 green, 7 blue, 2 red; 10 blue, 3 green; 9 red, 8 blue, 13 green; 16 green, 13 red, 10 blue
+Game 100: 16 blue, 12 red, 3 green; 2 green, 7 blue; 5 blue, 4 green; 10 blue, 6 red, 6 green; 5 red, 12 blue, 2 green; 9 red, 12 blue, 11 green
diff --git a/advent-of-code/2023/02/part1.c b/advent-of-code/2023/02/part1.c
new file mode 100644
index 0000000..194bf2f
--- /dev/null
+++ b/advent-of-code/2023/02/part1.c
@@ -0,0 +1,75 @@
+#include <stdio.h>
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "str.h"
+#include "vec.h"
+
+typedef struct {
+    int r,g,b;
+} set_t;
+
+typedef struct {
+    int length;
+    set_t sets[64];
+} game_t;
+
+game_t games[100];
+
+void parse_set(const char *str, set_t *set) {
+    void* strs = str_split(str, ',');
+    set->r = 0;
+    set->g = 0;
+    set->b = 0;
+    for (int i = 0; i < vec_size(strs); i++) {
+        char *str = vec_get(strs, i);
+        void* infos = str_split(str, ' ');
+        if (strcmp(vec_get(infos, 1), "red") == 0) {
+            set->r = strtol(vec_get(infos, 0), NULL, 10);
+        } else if (strcmp(vec_get(infos, 1), "blue") == 0) {
+            set->b = strtol(vec_get(infos, 0), NULL, 10);
+        } else if (strcmp(vec_get(infos, 1), "green") == 0) {
+            set->g = strtol(vec_get(infos, 0), NULL, 10);
+        }
+    }
+}
+
+void parse_game(const char *line, game_t *game) {
+    void *strs = str_split(line, ':');
+    void *sets_str = str_split(vec_get(strs, 1), ';');
+    for (int i = 0; i < vec_size(sets_str); i++) {
+        set_t s;
+        parse_set(str_strip(vec_get(sets_str, i)), &s);
+        game->sets[i] = s;
+    }
+    game->length = vec_size(sets_str);
+}
+
+int is_possible(game_t *game) {
+    for (int i = 0; i < game->length; i++) {
+        if (game->sets[i].r <= 12
+                && game->sets[i].g <= 13
+                && game->sets[i].b <= 14) {
+            continue;
+        }
+        return 0;
+    }
+    return 1;
+}
+
+int main() {
+    FILE *fp = fopen("./input", "r");
+    int sum = 0;
+    for (int i = 0; i < 100; i++) {
+        char *line = fgetline(fp);
+        parse_game(line, &games[i]);
+    }
+    for (int i = 0; i < 100; i++) {
+        if (is_possible(&games[i])) {
+            sum += i + 1;
+        }
+    }
+    printf("%d\n", sum);    
+    return 0;
+}
diff --git a/advent-of-code/2023/02/part2.c b/advent-of-code/2023/02/part2.c
new file mode 100644
index 0000000..697a431
--- /dev/null
+++ b/advent-of-code/2023/02/part2.c
@@ -0,0 +1,73 @@
+#include <stdio.h>
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "str.h"
+#include "vec.h"
+
+typedef struct {
+    int r,g,b;
+} set_t;
+
+typedef struct {
+    int length;
+    set_t sets[64];
+} game_t;
+
+game_t games[100];
+
+void parse_set(const char *str, set_t *set) {
+    void* strs = str_split(str, ',');
+    set->r = 0;
+    set->g = 0;
+    set->b = 0;
+    for (int i = 0; i < vec_size(strs); i++) {
+        char *str = vec_get(strs, i);
+        void* infos = str_split(str, ' ');
+        if (strcmp(vec_get(infos, 1), "red") == 0) {
+            set->r = strtol(vec_get(infos, 0), NULL, 10);
+        } else if (strcmp(vec_get(infos, 1), "blue") == 0) {
+            set->b = strtol(vec_get(infos, 0), NULL, 10);
+        } else if (strcmp(vec_get(infos, 1), "green") == 0) {
+            set->g = strtol(vec_get(infos, 0), NULL, 10);
+        }
+    }
+}
+
+void parse_game(const char *line, game_t *game) {
+    void *strs = str_split(line, ':');
+    void *sets_str = str_split(vec_get(strs, 1), ';');
+    for (int i = 0; i < vec_size(sets_str); i++) {
+        set_t s;
+        parse_set(str_strip(vec_get(sets_str, i)), &s);
+        game->sets[i] = s;
+    }
+    game->length = vec_size(sets_str);
+}
+
+int power(game_t *game) {
+    int maxr = 0;
+    int maxg = 0;
+    int maxb = 0;
+    for (int i = 0; i < game->length; i++) {
+        if (game->sets[i].r > maxr) maxr = game->sets[i].r;
+        if (game->sets[i].g > maxg) maxg = game->sets[i].g;
+        if (game->sets[i].b > maxb) maxb = game->sets[i].b;
+    }
+    return maxr * maxg * maxb;
+}
+
+int main() {
+    FILE *fp = fopen("./input", "r");
+    int sum = 0;
+    for (int i = 0; i < 100; i++) {
+        char *line = fgetline(fp);
+        parse_game(line, &games[i]);
+    }
+    for (int i = 0; i < 100; i++) {
+        sum += power(&games[i]);
+    }
+    printf("%d\n", sum);    
+    return 0;
+}