#include
int main(void)
{
double number1=0;
double number2=0;
char operation=0;
char back=0;
printf("\nEnter the calculation\n");
scanf("%lf""%c""%lf",&number1,&operation,&number2);
switch(operation)
{
case'+':
printf(" =%lf\n",number1+number2);
break;
case'-':
printf(" =%lf\n",number1-number2);
break;
case'*':
printf(" =%lf\n",number1*number2);
break;
case'/':
if(number2==0)printf("\n\aYou zhu a ni !");
else
printf("= %lf\n",number1/number2);
break;
case'%':
if((long)number2==0)
printf("\n\aYou cuo le");
else
printf(" =%ld\n",(long)number1%(long)number2);
break;
default:
printf("\n\aYou shu ru cuo wu!\n");
break;
}
getch();
return 0;
}
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