Program to find Sum of ODD Number From 1 to N

Program to find Sum of ODD Number From 1 to N

By Bachcha - January 01, 2018

#include<conio.h>

#include<stdio.h>

void main()

{

int sum,m,n,l;

clrscr();

printf("Enter the value of N");

scanf("%d",&l);

m=l+1;

n=m/2;

sum=n*n;

printf("Sum of odd numbers from 1 to N=%d",sum);

getch();

}

Output

Enter the value of N=9

25

Enter the value of N=11

36

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