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#define MAX_NUM 10
int array[MAX_NUM];
for(i = 0; i < MAX_NUM; i++) /*……*/
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#define ONE 1
#define TWO 2
#define THREE (ONE+TWO)
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#define VERSION "Version 1.0 Copyright(c) 2003"
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#define Cube(x) (x) * (x) * (x)
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int num = 8 + 2;
volume = Cube(num);
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#include <stdlib.h>
#define SWAP( TYPE,ARG1,ARG2 ) \
void TYPE##Swap( TYPE *p, TYPE *q ) \
{ \
TYPE tmp = *p; \
*p = *q; \
*q = tmp; \
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