write a program to calculate sum of all odd numbers upto n

A number n is taken from user and sum of all odd numbers upto n is calculated.

Select To use this code as it is.. select and copy paste this code into code.cpp file

1. #include<iostream.h>
2. #include<conio.h>
3. void main()
4. {
5. clrscr();
6. int n,sum=0;
7. cout<<”Please enter a number: “;
8. cin>>n;
9. for (int i=1;i<=n;i++)
10. {
11. if(i%2!=0)
12. sum=sum+i;
13. else
14. continue;
15. }
16. cout<<sum;
17. getch();
18. }