PARTTN - Editorial

editorial
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1

PROBLEM LINK:

Practice
Contest

Author: Hanzala Sohrab

DIFFICULTY:

EASY

QUICK EXPLANATION:

As can be seen by a little rough work, the answer is the largest digit in the given number.

SOLUTION:

Setter's Solution 
#include<iostream>
#include<string>
#include<math.h>
 
using std::cout;
using std::cin;
using std::string;
using std::max;
 
int main()
{
    cin.sync_with_stdio(false);
    cin.tie(0);
 
    int T;
    cin >> T;
 
    while (T--)
    {
        string N;
        cin >> N;
 
        int m = 0;
        for (int i = 0; i < N.size(); ++i)
            m = max(m, N[i] - 48);
 
        cout << m << '\n';
    }
    return 0;
}