Submission #3748362

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Source Code Expand

#include <iostream>
using namespace std;

int main() {
	long long n, a, b, ans;
	cin >> n >> a >> b;
	
	if (a > b) ans = 0;
	if (n == 1) {
		if (a != b) ans = 0;
		else ans = 1;
	}
	else {
		ans = (b - a) * (n - 2) + 1;
	}
	cout << ans << endl;
	return 0;
	
}

Submission Info

Judge Result