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函数之 两个数互换

在觉 2022-03-19 阅读 121

#define _CRT_SECURE_NO_WARNINGS 1

#include<stdio.h>
void Swap(int* pa, int* pb)
{
int tmp = 0;
tmp=*pa;
*pa = *pb;
*pb = tmp;
}
int main()
{
int a = 10;
int b = 20;
printf("a = %d b = %d\n", a, b);
Swap(&a, &b);
printf("a = %d b = %d\n", a, b);
return 0;
}

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