c语言中一个数组前后交换,如可交换两个数组中的元素？

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#include

#include

#include

int main(void)

{

int a[]&＃61;{1,2,3,4,5,6,7,8};

int b[]&＃61;{9,10,11,12,13,15};

int lena,lenb,randa,randb,randtimes;

int i,temp;

srand((unsigned)time(NULL));

lena &＃61; sizeof(a)/sizeof(int);

lenb &＃61; sizeof(b)/sizeof(int);

randtimes &＃61; rand()%(lena

printf("                a: ");

for (i&＃61;0;i

printf("%d ",a[i]);

printf("\n                b: ");

for (i&＃61;0;i

printf("%d ",b[i]);

printf("\n\n");

for (i&＃61;0;i

{

randa&＃61;rand()%lena;

randb&＃61;rand()%lenb;

temp &＃61; a[randa];

a[randa] &＃61; b[randb];

b[randb] &＃61; temp;

}

printf("随机交换%d次后的a: ",randtimes);

for (i&＃61;0;i

printf("%d ",a[i]);

printf("\n随机交换%d次后的b: ",randtimes);

for (i&＃61;0;i

printf("%d ",b[i]);

printf("\n");

return 0;

}