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#define ARGS(...) __VA_ARGS__
int
none()
{
return 0;
}
int
one(int a)
{
if (a != 1)
return 1;
return 0;
}
int
two(int a, int b)
{
if (a != 1)
return 1;
if (b != 2)
return 1;
return 0;
}
int
three(int a, int b, int c)
{
if (a != 1)
return 1;
if (b != 2)
return 1;
if (c != 3)
return 1;
return 0;
}
int
main()
{
if (none(ARGS()))
return 1;
if (one(ARGS(1)))
return 2;
if (two(ARGS(1, 2)))
return 3;
if (three(ARGS(1, 2, 3)))
return 4;
return 0;
}
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