c语言.定义一个函数,用于求整数绝对值,然后在主函数中调用?

Question

c语言.定义一个函数,用于求整数绝对值,然后在主函数中调用

Answer 1

12345678910111213#include&nbsp;<stdio.h>int&nbsp;abs(int&nbsp;a){&nbsp;&nbsp;&nbsp;&nbsp;if(a>0)return&nbsp;-a;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;a;}int&nbsp;main(){&nbsp;&nbsp;&nbsp;&nbsp;int&nbsp;a;&nbsp;&nbsp;&nbsp;&nbsp;scanf("%d",&nbsp;&a);&nbsp;&nbsp;&nbsp;&nbsp;printf("%d\n",&nbsp;abs(a));&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;0;}

Answer 2

#include<stdio.h>#include<math.h>int main(){int a,b,c,mean;printf("请输入三个整数，用空格间隔,求三个整数绝对值的平均值\n");scanf("%d%d%d",&a,&b,&c);a=abs(a);b=abs(b);c=abs(c);mean=(a+b+c)/3;printf("mean=%d",mean);return 0;}