Just a Simple logic with if statement

See the answer posted by Suraj.

If it doesn't resolve your problem please describe more.

Thank you for writing below link helpful for you..:)

http://csharp.net-tutorials.com/basics/if-statement/

https://msdn.microsoft.com/en-us/library/5011f09h.aspx

how it handle expection plz explain clearly to me

Hay, what is the query here? You can simply do below:

int a = 70;

int b = 50;

if (a > 60)

{

// If the value of a is more than 60 , then a will be subtracted by 60 and add 1 to b.

a = a - 60;

b = b + 1;

}