Submission #1321896

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Source Code Expand

#include <iostream>

using namespace std;

long long N, A, B;

int main(void) {
  cin >> N >> A >> B;
  long long X = (N - 2) * A + A + B;
  long long Y = (N - 2) * B + A + B;
  if (Y - X + 1 <= 0) cout << 0 << endl;
  else cout << Y - X + 1 << endl;
}

Submission Info

Judge Result