#include<stdio.h> int volume(int a, int b,int c)/*定义函数*/ { int p; p = a * b * c; return p; } int main() { int a, b, c,v; printf("请输入长方体的长、宽和高: "); scanf_s("%d%d%d", &a, &b, &c); v = volume(a, b, c); printf("体积=%d ",v); return 0; }