Index: aoc2024.c
==================================================================
--- aoc2024.c
+++ aoc2024.c
@@ -7,35 +7,35 @@
 #include "aocdailies.h"
 #include "aocutils.h"
 
 void aoc202405(char *data, size_t len) {
     (void)len; // unused argument
-    // assume (by visual inspection) all page numbers `pn` are between 10 and 99
-    unsigned pagepair[1200][2], npp = 0;
+    unsigned pagepair[1200][2], npp = 0; // 1200 works for me
     char *line = strtok(data, "\n");
     while (strchr(line, '|')) {
         char *err;
         pagepair[npp][0] = strtoul(line, &err, 10);
         err += 1; // skip '|'
         pagepair[npp][1] = strtoul(line, &err, 10);
         npp++;
         line = strtok(NULL, "\n");
     }
-    printf("%u\n", pagepair[0][0]);
-    unsigned update[512], nupdates, maxupdates = 0;
+    unsigned update[32], nupdates, maxupdates = 0; // 32 works dor me
     while ((line = strtok(NULL, "\n")) != NULL) {
         nupdates = 0;
         char *err = line;
         for (;;) {
             update[nupdates++] = strtoul(err, &err, 10);
             if (*err == ',') err++;
             else break;
         }
-        if (nupdates > maxupdates) maxupdates = nupdates;
+        for (size_t k = 0; k < nupdates; k++) {
+            //...
+        }
     }
-    printf("%u nax updates\n", maxupdates);
 }
+
 static size_t rcmap(unsigned size, unsigned row, unsigned col) {
     return row * (size + 1) + col;
 }
 
 static bool masat(char *data, unsigned size, unsigned row, unsigned col, int drow, int dcol) {