Это информатика по онлайн м мектеп ​

#include <iostream>

unsigned perfectSquareLessOrEqual(unsigned n) {

unsigned sum = 0;

for (unsigned i = 1; (sum + i) <= n; i += 2)

sum += i;

return sum;

}

int main() {

unsigned x, y;

std::cin >> x >> y;

const unsigned a = perfectSquareLessOrEqual(x) + perfectSquareLessOrEqual(y);

const unsigned b = perfectSquareLessOrEqual(x + y);

if (a < b)

std::cout << "Petya gives paint to Vasya";

else if (a > b)

std::cout << "Petya leaves paint to himself";

else

std::cout << "Equal";

return 0;

}

Объяснение: