15 lines
233 B
C
15 lines
233 B
C
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#include <stdio.h>
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#define SWAP(type,a,b) do{type t = a; a = b; b = t;}while(0)
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int main(void)
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{
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int a=5, b=7;
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if(a<b)
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SWAP(int, a,b);
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else
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a = 1000;
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printf("a = %d b = %d\n", a, b);
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return 0;
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}
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