#include using namespace std; long long calc(int l, int r, int sum) { if (l > r) return 0; vector dp(sum + 1); dp[0] = 1; for (int i = 0; i < 6; i++) { for (int j = sum; j >= 0; j--) { long long tmp = 0; for (int k = l; k <= r; k++) { if (j-k >= 0) tmp += dp[j-k]; } dp[j] = tmp; } } return dp[sum]; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); double x; cin >> x; int score = x * 4; long long ret = 0; for (int l = 0; l <= 100; l++) { for (int r = l; r <= 100; r++) { int sum = score + l + r; ret += calc(l, r, sum) - calc(l+1, r, sum) - calc(l, r-1, sum) + calc(l+1, r-1, sum); } } cout << ret << endl; return 0; }