Submission #1777333

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Source Code Expand

#include<bits/stdc++.h>

using namespace std;

typedef long long ll;

int main(){
  ll a,b,n;
  cin>>n>>a>>b;
  ll mx=(n-1)*b+a,mn=(n-1)*a+b;
  ll ans=mx-mn+1;
  if(ans<0)ans=0;
  cout<<ans<<endl;
  return 0;
}

Submission Info

Judge Result