cpp code

#include<iostream>
#include<algorithm>

using namespace std;

int main(){
    int n;
    cin >> n;

    while(n -- ){
        string str, maxs;
        int maxn = -1;
        cin >> str;

        for(int i = 0; i < str.size(); i ++ ){
            int j = i;
            int cnt = 0;

            while(str[j] == str[i] && j < str.size())
                j ++ , cnt ++ ;

            if(cnt > maxn) maxn = cnt, maxs = str[i];

            i = j - 1;
        }
        cout << maxs << ' ' << maxn << endl;
    }

    return 0;

}