急急急 C语言 输入两个整数x,y,分别调用sum函数 求他们的和,调用sub...答:int sum(int x,int y);int sub(int x, int y);void main(){ int x,y,sum,sub;scanf("%d,%d",&x,&y);sum = sum(int x,int y);printf("x+y = %d",sum);sub = sub(int x ,int y);printf("x-y = %d",sum);} int sum(int x,int y){ return (x+y);} int sub...
C语言程序编写“输入两个整数,分别求他们的和、差、积、商、余数,并...答:前面声明变量的时候类型是浮点型,所以格式符应该使用%f而不是%d,%d是整型。改为:include "stdio.h"void main(){ float x,y,a,b,c,d;scanf("%f%f,&x,&y);printf("%f%f%f",x+y,x-y,x*y,x/y,x%d);}