if and elseif in c code example

Example 1: if statement in c

#include <studio.h>
int main()
{
  if (logic goes here)
  {
    CODE
  }
  else if (logic)
  {
    CODE
  }
  else{
    CODE
  }
  return 0
}

Example 2: c#if

if(number > 10)
        Console.WriteLine("test1");
        else
        if(number < 0)
            Console.WriteLine("test2");