Submission #1516109

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Source Code Expand

#include<iostream>
#include<algorithm>

using namespace std;

int pasCal(int n, int r) {
	if (r == 0 || r == n)return 1;
	else return pasCal(n - 1, r - 1) + pasCal(n - 1, r);
}
int main() {
	int R, C, X, Y;
	int D, L;
	int mod = 1e9;
    int ans = 0;
	cin >> R >> C;
	cin >> X >> Y;
	cin >> D >> L;

	ans = ((R - X) + 1 )*((C - Y) + 1);

	if (X > 0)
		ans *= pasCal(X*Y, X);
	else 
		ans *= pasCal(X*Y, Y);

	ans%=mod;
	cout << ans<<endl;
}

Submission Info

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