每日一题·82

第八十二题:设计计算器程序。用户输入两个运算数和四则运算符,输出计算结果。#include <stdio.h>
#include <conio.h>
void main ()
{
double a,b,c;
char op;
printf (“请输入两个运算数,空格隔开\n”);
scanf ("%lf %lf",&a,&b);
fflush(stdin); //清空缓冲区m
printf (“请输入运算符\n”);
scanf ("%c",&op);
switch(op)
{
case ‘+’:c=a+b;break;
case ‘-’:c=a-b;break;
case '’:c=ab;break;
case ‘/’:c=a/b;break;
}
printf (“计算结果为%lf\n”,c);
}

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转载自blog.csdn.net/drake_gagaga/article/details/114155697