2908번 상수

#include <iostream>
 
using namespace std;
 
int main()
{
    int a, b;
    scanf("%d %d", &a, &b);
 
    int newA = 0, newB = 0;
 
    while (a >= 1)
    {
        newA += a % 10;
        a /= 10;
        if (a >= 1)
            newA *= 10;
    }
 
    while (b >= 1)
    {
        newB += b % 10;
        b /= 10;
        if (b >= 1)
            newB *= 10;
    }
 
    if (newA > newB)
        cout << newA << "\n";
    else
        cout << newB << "\n";
 
    return 0;
}