C program to find sum of odd numbers from 1 to n using for Loop
#include<stdio.h>
int main()
{
int i,n,sum=0;
printf("Enter number for Odd number Sum: ");
scanf("%d",&n);
for(i=1;i<=n;i+=2)
{
sum += i; // sum = sum +i
}
printf("Sum of Odd Number: %d",sum);
return 0;
}
Output
Enter number for Odd number Sum: 16
Sum of Odd Number: 64