Programalama > C++

#include <stdio.h>
main()
char islem;
int sayi1,sayi2;
float sonuc;
{
  printf("İlk sayiyi gir......:");
  scanf("%d",&sayi1);
  printf("İkinci sayiyi gir......:");
  scanf("%d",&sayi2);
  printf("İslemi gir(+,-,*,/)......:");
  scanf("%1s",&islem);
switch(islem)
     {
      case '+': sonuc=sayi1+sayi2; break;
      case '-': sonuc=sayi1-sayi2; break;
      case '*': sonuc=sayi1*sayi2; break;
      case '/': sonuc=(float)sayi1/sayi2; break;
      default: printf("hatali islem.....!");
     }

  printf("sonuc.............&#9658;%10.2f",sonuc);
}