。
int main(void)
{
int num = 0,s = 0;
while(num <= 2){
num++; s += num;
}
printf("%d\n",s);
return 0;
}
举一反三
- 以下程序段的输出结果是( )。int main(){int num=0,s=0;while(num<=2) { num++; s+=num; } printf("%d\n",s);}A)10 B)6 C)3 D)1 A: 1 B: 3 C: 10 D: 6
- main(){int num=0;while(num<;=2){num++;printf("%d\n",num);}}
- 下列程序运行后的输出结果为。 # include <stdio.h> int num; void fun { printf ( "%d, ", num ); } int main { int num = 3; fun ; printf ( "%d,", num ); return 0; }
- 在Java中,如下代码段的输出结果为( )。 public static void main(String []args) { int num=1; while(num<6){ System.out.print(num); if(num/2==0) continue; else num++; } }
- 以下程序运行后的输出结果是 ________ struct NODE { int num; struct NODE *next; } main() { struct NODE s[3], *p, *q, *r; int sum=0; s[0].num=1; s[1].num=2; s[2].num=3; s[0].next=s+1; s[1].next=s+2; s[2].next=s; p=s; q=p->next; r=q->next; sum+=q->next->num; sum+=r->next->next->num; printf("%d", sum); }
内容
- 0
以下程序的输出结果是#include<;stdio.h>;int fun6(int num){ int k=1;do{ k*=num%10; num/=10;}while(num);return k;}main( ){ int n=26;printf(“%d\n”,fun6(n));}
- 1
下面程序的输出结果是( )。#include <;stdio.h>;int num=10;int func(){int num=4;return ++num;}int main(){printf("%d\n",func());return 0;} A: 1 B: 4 C: 5 D: 10
- 2
函数fun的返回值是( ). fun(char *a,char *b) { int num=0,n=0; while(*(a+num)!='\0') num++; while(b[n]){*(a+num)=b[n];num++;n++;} return num; }
- 3
分析下列程序,写出运行结果。#includeint fun( int num ){ int k=1; while(num){ k=k* (num%10); num=num/10; } return k;}int main(){ int x=255; printf("x=%d\n",fun(x));}程序的运行结果是:______
- 4
以下程序的输出结果是 。 #include<iostream> using namespace std; int main() { int num = 50; int& ref = num; ref = ref + 10; cout <<"num = "<<num<<endl; num = num + 40; cout <<"ref = "<<ref<<endl; return 0; }