运行代码:
#include<stdio.h>
int main (){
int arr1[] = {1,2,3,4,5};
int arr2[] = {6,7,8,9,0};
int sz = sizeof(arr1)/sizeof(arr1[0]);
int i = 0;
for(i=0;i<sz;i++)
{
int tmp = 0;
tmp = arr1[i];
arr1[i] = arr2[i];
arr2[i] = tmp;
}
for (i=0;i<sz;i++)
{
printf("%d",arr1[i]);
}
for (i=0;i<sz;i++)
{
printf("%d",arr2[i]);
}
system("pause");
return 0;
}
如何在程序中定义一个可随数据变化而变化的值 iint sz= sizeof(arr1)/sizeof(arr1[0])