#include "stdafx.h" 
  #include <stdio.h> 
  #include <conio.h> 
  #include <stdlib.h> 
  #define PI 3.1415926535 
   
  int main() 
  { 
      int count,max; 
      printf("Kac hesaplama yapilacak? "); 
      scanf("%i",&max); 
      for(count=1;count<=max;count++) 
      { 
    float a,r; 
       printf("Yaricapi giriniz: "); 
           scanf("%f", &r); 
           a = PI*r*r; 
           printf("Alan %f olarak hesaplandi\n",a); 
       getch(); 
      } 
   
  } 
  

#include <conio.h> 
  #include <stdio.h> 
  #include "StdAfx.h" 
   
  int main() 
  { 
  	int a,b,toplam; 
  	float ort; 
   
  	printf("iki sayi girin:"); 
  	scanf("%i,%i",&a,&b);		 
  	toplam=a+b; 
  	ort=toplam/2; 
  	printf("Toplam %i olarak hesaplandi.",toplam); 
  	printf("Ortalama %f olarak hesaplandi.",ort); 
  }