array swap

#include<stdio.h>
int main()
{
    int j, i;
    printf("Enter number ::");
    int n;scanf("%d",&n);
    int arr1[10];
    printf("Enter 1st array ::");
   for(i=0; i<n;i++)
   {
       scanf("%d",&arr1[i]);
   }
    int arr2[10];
     printf("Enter 2nd array ::");
   for(i=0; i<n;i++)
   {
    scanf("%d",&arr2[i]);
   }
printf("After swaping 1st Array :");
for(i=0 ; i<n;i++)
{
    arr1[i]=arr1[i]+arr2[i];
    arr2[i]=arr1[i]-arr2[i];
    arr1[i]=arr1[i]-arr2[i];
    printf("%d ",arr1[i]);
}
printf("\n");
printf("After swaping 2nd Array ::");
for(i=0 ; i<n;i++)
{
printf("%d ",arr2[i]);

 }   return 0;

}