C++ / gcc 7.3.0
#include <iostream>
int main()
{
unsigned int A, B, C;
std::cin >> A >> B >> C;
std::cout << std::boolalpha << (A == B || B == C || A == C)
<< std::endl;
return 0;
}
C++ / gcc 7.3.0
#include <iostream>
int main()
{
unsigned int A, B, C;
std::cin >> A >> B >> C;
std::cout << std::boolalpha << (A == B || B == C || A == C)
<< std::endl;
return 0;
}