交换两数组内容 2.0

#include<stdio.h>
int main()
{
int arr1[] = { 1, 2, 3, 4, 5 };
int arr2[] = { 6, 7, 8, 9, 0 };
int i;
int size = sizeof(arr1) / sizeof(arr1[0]);
for (i = 0; i < size; i++)
{
int tmp = arr1[i];
arr1[i] = arr2[i];
arr2[i] = tmp;
}
printf("arr1:\n");
for (i = 0; i < size; i++)
{
printf("%d ", arr1[i]);
}
printf("\n");
printf("arr2:\n");
for (i = 0; i < size; i++)
{
printf("%d ", arr2[i]);
}
system("pause");
return 0;
}