171214_9933_민균이의 비밀번호

//https://www.acmicpc.net/problem/9933 #include <iostream>

#include <string>

using namespace std;

int main()

{

int n;

cin >> n;

char word[101][14];

for(int i=0; i<n; i++)

cin >> word[i];

for(int i=0;i<n; i++)

{

string s1;

s1=word[i];

for(int j=i; j<n;j++)

{

string s2;

s2=word[j];

int l1=s1.size();

int l2=s2.size();

if(l1 != l2) continue;

for(int k=0; k<l1; k++)

{

if(s1[k] != s2[l1-k-1]) break;

if(k==l1-1) { cout << l1 <<" " << s1[l1/2]; return 0;}

}

}

}

}