Question

C语言：编写一个函数，判断从键盘输入的一个整数是否为奇数，并在调用函数中输出是奇数的整数

Answer 1

#include <stdio.h>
void fun(int x);
void main()
{
int i;
printf("please input your numbers:\n");
scanf("%3d",&i);
fun(i);
}
void fun(int n)
{
if(n%2!=0)
printf("%3d\n",n);
else
printf("不是奇数\n");
}

Answer 2

#include<stdio.h>
void isOdd(int n)
{
if(n%2) printf("%d is odd!\n",n);
else printf("%d is not odd!\n",n);
}
void main()
{
int num;
printf("Input a number:");
scanf("%d",&num);
isOdd(num);
}

Answer 3

我不会