文件目录

#include <iostream>
#include <cmath>
using namespace std;
int main()
{
    for (int a = 1; a < 10; a++)
    {
        for (int b = 0; b < 10; b++)
        {
            if (a == b)
                continue;
            int num = a * 1100 + b * 11;
            int x = sqrt(num);
            if (x * x == num)
                cout << num << endl;
        }
    }
    return 0;
}