52 : C Program to Display 1st 10 natural numbers and their sum

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This program displays 1st 10 natural numbers (i.e. 1 2 3 4 5 6 7 8 9 10) on screen and calculates it sum. This programs takes no input from user.



Variables :

i : Datatype int : Used in for loop condition.

sum : Datatype int : To hold the sum of 1st 10 natural numbers. Should be initialized to zero








/*
 * 1000+ C programs + tutorials
 *
 * 
 * 52_display_1st_10_natural_numbers_and_their_sum.c
 *
 *
 *  Created on: Oct 20, 2014
 *  Author: Code2care.org
 */

#include 
//#include <conio.h>

void main() {


//    clrscr();

    int i;
    int sum = 0;

	printf("C Program to Display 1st 10 natural numbers and their sum :  ");
  
  printf("\n\n 1st 10 natural numbers : ");
    
    for(i = 1 ; i <= 10 ; i++) {
    sum = sum + i;
       printf("%d  ",i); 
        
    }
    printf("\n\n Sum of 1st 10 natural numbers : %d  ",sum); 

 

//	getch();


}








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