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