题目内容

若有以下定义和语句: int a[4]={0,1,2,3},p; p=&a[2]; 则--p的值是【1】.

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/-------------------------------------------------------【程序填空】---------------------------------------------------------功能：将一个字符串中下标为m的字符开始的全部字符复制成为另一个字符串。-------------------------------------------------------/#includevoidstrcopy(charstr1,charstr2,intm){charp1,p2;/SPACE/【1】;p2=str2;while(*p1)/*****SPACE/【2】;/SPACE/【3】;}main(){intm;charstr1[80],str2[80];gets(str1);scanf("%d",&m);/SPACE*****/【4】;puts(str1);puts(str2);}

/-------------------------------------------------------【程序填空】---------------------------------------------------------功能：输入3个数a,b,c，按从小到大的顺序输出。-------------------------------------------------------/#includemain(){voidswap(intp1,intp2);intn1,n2,n3;intpointer1,pointer2,*pointer3;printf("pleaseinput3number:n1,n2,n3:");scanf("%d,%d,%d",&n1,&n2,&n3);pointer1=&n1;pointer2=&n2;pointer3=&n3;/*****SPACE/if(【1】)swap(pointer1,pointer2);/SPACE/if(【2】)swap(pointer1,pointer3);/SPACE/if(【3】)swap(pointer2,pointer3);printf("thesortednumbersare:%d,%d,%d\n",n1,n2,n3);}/SPACE*****/voidswap(【4】)intp1,p2;{intp;p=p1;p1=p2;p2=p;}