int x;

x = 1 < 2;
print x;

x = 1 <= 2;
print x;

x = 1 > 2;
print x;

x = 1 => 2;
print x;

x = 1 != 2;
print x;

x = 1 =? 2;
print x;

x = 18 =? 18;
print x;