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Morass

Jos

Morass
Mar 1st, 2016
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  1. unordered_set<string> S;
  2. int main(void){
  3.     string s;
  4.     while(cin>>s)
  5.         if(S.count(s))cout<<"TAKEN\n";
  6.         else cout<<"OK",S.insert(s);
  7.     return 0;
  8. }
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