#include #include #include #include #include #include #include #include #include #define INT long long using namespace std; INT n, m; INT dp[2][701]; int main() { INT i, j, k, t, u, v; cin >> n; char f = 0; dp[f][0] = 1; for (i = 0; i < 8; i++) { f ^= 1; fill(dp[f], dp[f] + 701, 0); for (j = n * 6; j >= 0; j--) { for (k = n; k >= 0; k--) { dp[f][j + k] += dp[f^1][j]; } } } cout << dp[f][n*6] << endl; }