remove debug output from solution

day_8/2.c

@@ -85,36 +85,6 @@ int main(void) {
     }
   }
 
-#ifdef DEBUG
-  for (unsigned int i = 0; i < GRID_SIZE; i++) {
-    for (unsigned int j = 0; j < GRID_SIZE; j++) {
-      unsigned char found_freq = 0;
-      for (unsigned int k = 0; k < 'z' + 1; k++) {
-        for (unsigned int l = 0; l < data[k].index; l++) {
-          if (data[k].points[l].x == j && data[k].points[l].y == i) {
-            printf("%c", k);
-            found_freq = 1;
-            break;
-          }
-        }
-        if (found_freq) {
-          break;
-        }
-      }
-
-      if (!found_freq) {
-        if (antinodes[i][j] == 1) {
-          printf("#");
-          continue;
-        }
-        printf(".");
-      }
-    }
-
-    printf("\n");
-  }
-#endif
-
   printf("%u\n", sum);
 
   fclose(fp);