Submission #400485

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Source Code Expand

#include<iostream>
#include<map>
using namespace std;
int n;
string s;
map< string ,int> t;

int solve(){
  if(t[s]>0)return t[s];
  else return -1;
}

int main(){
  string tmp="b";
  for(int i=1;i<=50;i++){
    if(i%3==1){
      tmp="a"+tmp+"c";
    }else if(i%3==2){
      tmp="c"+tmp+"a";
    }else{
      tmp="b"+tmp+"b";
    }
    t[tmp]=i;
  }

  cin>>n;
  cin>>s;
  cout<<solve()<<endl;
  return 0;
}

Submission Info

Judge Result