#include using namespace std; int f(int k) { int a[10] = {6, 2, 5, 5, 4, 5, 6, 3, 7, 6}; int m = 0; while (k / 10 != 0) { m += a[k % 10]; k = k / 10; } m += a[k]; return m; } int main() { int n, i, j, q = 0, c; cin >> n; for (i = 0; i <= 1111; i++) { for (j = 0; j <= 1111; j++) { c = i + j; if (f(i) + f(j) + f(c) == n - 4) q++; } } cout << q; return 0; }