Submission #1138596

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

using ll = long long;

int  N;
string s,t;
int memo=1000;
int main(){
  cin>>N>>s>>t;
  for(int i=0;i<=N;i++){
    if(s.substr(i,N-i)==t.substr(0,N-i)){
      cout<<N+i<<endl;
      return 0;
    }
  }
}

Submission Info

Judge Result