Index: aoc2024.c
==================================================================
--- aoc2024.c
+++ aoc2024.c
@@ -69,20 +69,16 @@
                 switch (data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]) {
                     default: puts("stepped on default"); exit(EXIT_FAILURE);
                     case '#': if (data[linearize2d(size, (unsigned)(row_pos), (unsigned)(col_pos))] == '8') looping = true;
                               rightturn(&deltarow, &deltacol);
                               break;
-                    case '8': looping = true; break;
+                    case '4': looping = true; break;
                     case '.': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))] = '0';
                               /*fallthrough*/
                     case '1':
                     case '2':
-                    case '3':
-                    case '4':
-                    case '5':
-                    case '6':
-                    case '7': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]++;
+                    case '3': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]++;
                               row_pos += deltarow;
                               col_pos += deltacol;
                               break;
                 }
             }