Submission #3025396

---

Source Code Expand

#include <bits/stdc++.h>
using namespace std;
int main(){
  string s;
  cin>>s;
  int a=s.size();
  for(a;;--a){
    string t;
    for(int i=0;i<a;++i)t+=s[s.size()-i-1];
    if(s.substr(s.size()-a,a)==t){
      cout << s.size()-a << endl;
      return 0;
    }
  }
}

Submission Info

Judge Result