题目内容

有以下程序#include void fun(int a[],int n){int t,i,j;for(i=0; ia[j]){t=a[i];a[i]=a[j];a[j]=t;}}int main(){int c[10]= {10,9,8,7,6,5,4,3,2,1},i;fun(c,10);for(i=0; i<10; i++) printf("%d,",c[i]);printf("\n");return 0;}则程序的输出结果是____________

A. 10,9,8,7,6,5,4,3,2,1,
B. 1,10,3,8,5,6,7,4,9,2,
C. 10,1,8,3,6,5,4,7,2,9,
D. 2,9,4,7,6,5,8,3,10,1，

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有以下程序#includeint fun(int a,int b){return a+b;}int main(){int x=6,y=7,z=8,r;r=fun(fun(x,y),z--);printf("%d\n",r);return 0;}程序运行后的输出结果是

A. 15
B. 20
C. 21
D. 31

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