complete 2615.c

zeta_C/completed/2615.c

@@ -0,0 +1,74 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int get(int map[], int x, int y) {
+    return map[19 * x + y];
+}
+
+int main() {
+    int Map[19 * 19];
+    int dx[] = {1, 0, 1, 1};
+    int dy[] = {0, 1, 1, -1};
+    int flag;
+    int last_color;
+    int last_pos_x, last_pos_y;
+    for (int i = 0; i < 19; i++) {
+        for (int j = 0; j < 19; j++) {
+            scanf("%d", Map + i + j * 19);
+        }
+    }
+
+    for (int x = 0; x < 19; x++) {
+        for (int y = 0; y < 19; y++) {
+            int now = get(Map, x, y);
+            if (now == 0) {
+                continue;
+            } else {
+                for (int d = 0; d < 4; d++) {
+                    if (19 > x - dx[d] && x - dx[d] >= 0 && 19 > y - dy[d] && y - dy[d] >= 0) {
+                        if (get(Map, x - dx[d], y - dy[d]) == now) {
+                            flag = 0;
+                            continue;
+                        }
+                    }
+                    flag = 1;
+                    for (int i = 1; i < 5; i++) {
+                        if (19 > x + i * dx[d] && x + i * dx[d] >= 0 && 19 > y + i * dy[d] && y + i * dy[d] >= 0) {
+                            if (get(Map, x + i * dx[d], y + i * dy[d]) != now) {
+                                flag = 0;
+                                break;
+                            }
+                        } else {
+                            flag = 0;
+                            break;
+                        }
+                    }
+                    if (flag) {
+                        if (19 > x + 5 * dx[d] && x + 5 * dx[d] >= 0 && 19 > y + 5 * dy[d] && y + 5 * dy[d] >= 0) {
+                            if (get(Map, x + 5 * dx[d], y + 5 * dy[d]) == now) {
+                                flag = 0;
+                                continue;
+                            }
+                        }
+                    }
+
+                    if (flag) {
+                        break;
+                    }
+                }
+            }
+            if (flag) {
+                last_color = now;
+                last_pos_x = x;
+                last_pos_y = y;
+                break;
+            }
+        }
+        if (flag) {
+            break;
+        }
+    }
+    flag ? printf("%d\n%d %d\n", last_color, last_pos_y + 1, last_pos_x + 1) : printf("%d\n", 0);
+
+    return 0;
+}