Submission #3223991

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Source Code Expand

#include <iostream>
#include <math.h>
#include <string>
#include <algorithm>
#include <ctype.h>
#include <vector>
using namespace std;

#define ll long long int

int main()
{
    string a, b;
    cin >> a >> b;
    a += b;
    int d = stoi(a);
    for (int i = 0; i * i <= d; i++)
    {
        if (i * i == d)
        {
            cout << "Yes" << endl;
            return 0;
        }
    }
    cout << "No" << endl;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:19: error: ‘stoi’ was not declared in this scope
     int d = stoi(a);
                   ^