#include<stdio.h>#define N 10void Swap(int *x,int* y);void PrintData(int a[],int n);void ?ReadData(int a[],int n);int main(){? ? int i,n,a[N],b[N];? ? printf("Input array size(n<=10):");? ? scanf("%d",&n);? ? printf("input ?array a:");? ? ReadData(a,n);? ? ?printf("input ?array b:");? ? ReadData(b,n);? ? for(i=0;i<n;i++)? ? {? ? ? ? ?Swap(&a[i],&b[i]);? ? }? ? printf("Output array a:");? ? PrintData(a,n);? ? printf("\n");? ? ?printf("Output array b:");? ? PrintData(b,n);? ? return 0;}void ?ReadData(int a[],int n){? ? int i;? ? for(i=0;i<n;i++)? ? {? ? ? ? scanf("%d",&a[i]);? ? }}void PrintData(int a[],int n){? ? int i;? ? for(i=0;i<n;i++)? ? {? ? ? ? printf("%d",a[i]);? ? }}void Swap(int* x,int* y){? ? int temp;? ? temp=*x;? ? *x=*y;? ? *y=temp;}為什函數不需要對b數組進行輸入輸出?????