Question

求一个用sdl2和c语言写的简易计算器的代码，只要加减乘除就行！万分感谢！！！！

Answer 1

#include<stdio.h>
void main(){
double a,c;char b;
printf("请输入要运算的数字😎\n");
scanf("%lf%c%lf",&a,&b,&c);
if(b=='+')
printf("%.2lf%c%.2lf=%.2f\n",a,b,c,a+c);
else
if(b=='-')
printf("%.2lf%c%.2lf=%.2lf\n",a,b,c,a-c);
else
if(b=='x')
printf("%.2lf%c%.2lf=%.2lf\n",a,b,c,a*c);
else
if(b=='/')
printf("%.2lf%c%.2lf=%.2lf\n",a,b,c,a/c);
else printf("请输入正确的数字\n");
}