Submission #2206293

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Source Code Expand

#include<iostream>
#include<string>
using namespace std;
int main(){
    int n;
    string S;
    int count[26];
    int ans[26];
    for(int i=0;i<26;i++) ans[i] = 50;
    cin >> n;
    for(int i=0;i<n;i++){
        cin >> S;
        for(int j=0;j<26;j++) count[j] = 0;
        for(int j=0;j<S.length();j++){
            count[(int)S[j] - 97]++;
        }
        for(int j=0;j<26;j++){
            if(count[j] < ans[j]) ans[j] = count[j];
        }
    }
    for(int i=0;i<26;i++){
        for(int j=0;j<ans[i];j++) cout << (char)(97+i);
    }
    cout << endl;
    return 0;
}

Submission Info

Judge Result