#include #include #include typedef long long ll; int compareUp(const void *a, const void *b) { ll *A = (ll *)a; ll *B = (ll *)b; if (*A > *B) return 1; if (*A < *B) return -1; return 0; } int main() { int n; scanf("%d", &n); int size=(n+1)*(n+1), i, j, k=0; ll two[n+1], five[n+1], arr[size]; for (i=0; i