初学者C语言问题——求三个数的平均数,结果是-107374176答:/*#include <stdio.h> int main(){ double a,b,c;printf("Enter there numbers:\n");scanf("%lf %lf %lf",&a,&b,&c);printf("%lf",(a+b+c)/3);printf("\n");return 0;} / include <stdio.h> void average(double a,double b,double c,double &avg);int main(){ doub...