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(Added the GCD improvement to mode 1 too.

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This commit is contained in:
George Chatzopoulos
2026-05-06 22:42:04 +03:00
parent 9f1f152c4f
commit 51881687f5
1 changed files with 3 additions and 7 deletions
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src/stergios.c
+3 -7
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@@ -5,11 +5,6 @@
#include <stdlib.h>
#define HASH_SIZE 200003
//#define LIMIT 100000000LL
//#define HASH_SIZE 200000003
//const int128_t LIMIT = (int128_t)1000000000ULL * 1000000000ULL * 1000000000ULL;
int128_t LIMIT = 0;
typedef struct Node {
@@ -197,14 +192,15 @@ int main() {
}
int128_t greater = b0 >= c0 ? b0 : c0;
LIMIT = a0 >= greater ? a0 * greater / 2 : b0 * c0 / 2;
int128_t gcd = gcd3(a0, b0, c0);
LIMIT = a0 >= greater ? a0 * greater / (2 * gcd * gcd) : b0 * c0 / (2 * gcd * gcd);
if (!safe_val(a0) || !safe_val(b0) || !safe_val(c0)) {
fprintf(stderr, "Initial values exceed safe limit.\n");
return 1;
}
run_bfs(&sum, a0, b0, c0, print_mode);
run_bfs(&sum, a0 / gcd, b0 / gcd, c0 / gcd, print_mode);
} else if (mode == 2) {
int p = 3;
int exponents[3] = {2*p + 2, p, p};