//it is a line comment
//it is a line comment

if(1 < 2) {
  print("yes");
  //it is a line comment
}

assert(sum(1,1) == 2)

/*
 *
 * block1
 */

assert(sum(1,3) == 4)
/*
  block2
 */

 /**/
 /*block3*/

assert( sum(1,2) == 3)