新建文件夹(1) | 题解

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin>>n;
    map<string ,int> mp;
    for(int i = 0 ;i<n;i++){
        string s;
        cin>>s;
        mp[s]+=1;
        if(mp[s]==1){
            cout<<s<<endl;
        }else{
            cout<<s<<"("<<mp[s]-1<<")\n";
        }
    }
    return 0;
}