#include #include #include #include using namespace std; #define rep(i,n) for(int i=0;i<(n);i++) const int INF = 1e9; const int MAX_hensuu = 10, MAX_SUM = 801; long long dp[MAX_hensuu][MAX_SUM];//dp[何番目の変数か][合計値] = 整数の組みの個数 int main(void){ int n; cin >> n; rep(i, MAX_hensuu)rep(j, MAX_SUM) dp[i][j] = 0; dp[0][0] = 1;//空集合 for (int i = 1; i <= 8; ++i){ for (int j = 0; j <= 6 * n; ++j){ for (int k = 0; k <= n; ++k){ if(j >= k) dp[i][j] += dp[i - 1][j - k]; // printf("dp[%d][%d] = %d\n", i, j, dp[i][j]); } } } cout << dp[8][6 * n] << endl; return 0; }