1.没有错
2. 一个小示例如下:
(不妨令 fun是求和的功能)
#include<stdio.h>
float fun(int *a, int *b, int n);
int main(){
int x = 3;
int y = 5;
int z = 7;
float sum = fun(&x, &y, z);
printf("%d+%d+%d=%.2f\n", x, y, z, sum);
getchar();
return 0;
}
float fun(int *a, int *b, int n){
return *a + *b + n;
}
3.运行结果如下:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/2fdda3cc7cd98d10150b58dc243fb80e7aec907b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
希望对你有帮助~
追问谢谢,我知道怎么回事了