FME > FIB

P30170

#include <iostream>
#include <map>
using namespace std;

int main(){
    int n;
    while (cin >> n){
        string s;
        map<string, int> m;
        for (int i = 0; i < n; i++){
            cin >> s;
            ++m[s];
        }
        map<string, int>::iterator it;
        map<int, int> m2;
        for (it = m.begin(); it != m.end(); it++){
            m2[it->second]+=(it->first).length();
        }
        map<int, int>:: iterator it2;
        for (it2 = m2.begin(); it2 != m2.end(); it2++){
            cout << it2->first << " : " << (it2->second)<< endl;
        }
        cout << endl;
    }
}