C语言编写长方形周长,面积怎么写
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/26 00:19:52
#include#definePI3.1415926doublearea(doubler){returnPI*r*r;}doubleperimeter(doubler){return2*PI*r;}i
#include"stdio.h"#include"math.h"voidmain(){unsignedchara,b,c,max;doubles,cosab;puts("请输入三条边长:");sca
长方形:周长=(长+宽)×2面积=长×宽我猜你还想说正方形的正方形周长=边长×4面积=边长×边长圆的要么?再问:再问:这道题咋做再答:拍的都不完整。。小明减去的面积是8周长是12剩下的周长是36单位C
voidmain(){floatr,s,l;floatpi=3.1415;printf("输入一个圆的半径:\n");scanf("%f",&r);if(
周长除4=边长边长乘边长=面积
intarea(intx,inty){returnx*y;}intgri(intx,inty){return2*(x+y);}
#include<stdio.h>double zc(double x, double y){ ret
在vc++编译的.#includevoidmain(){floatl;printf("enterperimeter:");scanf("%f",&l);printf("square=%.2f\n",l
#include <stdio.h>#include <math.h>//double sin(double x);#define&nb
#includeintmain(){doublea=1.5;doubleb=2.3;doublec,d;c=a+a+b+b;d=a*b;printf("面积为%.2f,周长为%.2f",c,d);re
printf(“请输入上底下底高:”);这句的分号错了,应该是;而不是;另外,你追问楼上那位的代码里,也是全角半角符号的错误,还有后面printf("所求摄氏温度:"):,应该是分号;,不是冒号:初学
#include#definePI3.1415926intmain(){floatL;floatS=0;printf("Pleaseinputcircum:");scanf("%f",&L);S=L*
p=(a+a+a)/2.0;转换成浮点型再把结果赋给p
.就知道一个周长,怎么求面积啊?N种可能啊满意请采纳
#include//doubleellipse_area(doublea,doubleb);intmain(void){doublea,b;doubles;printf("请输入椭圆的半长轴a,半短轴
假设知道三角形的三边长为a,b,c.程序如下:#include#includedoublearea(doublea,doubleb,doublec){doublearea=0,s=0;s=(a+b+c
#includeintmain(){intlength,width,perimeter;printf("长:");scanf("%d",&length);printf("宽:");scanf("%d"
#include"stdio.h"#definePI3.141592653//定义πintmain(void){floatC,A,V,r;printf("请输入半径:");//提示输入scanf("%
两个数,只可能是底和高吧.#includevoidmain(){floatSide,Height;//底和高floatSpace;printf("pleaseinputSideanditsHeight
m=2a+2b;应该改成m=2*a+2*b;程序中2a,2b是不允许的,没有意义的.