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Divide first N natural numbers into 3 equal sum subsets | Function that returns true if the subsets are possible.
If n <= 3 then it is not possible to divide the elements in three subsets satisfying the given conditions.
Sum of all the elements in the range [ 1 , n ].
If the sum is divisible by 3 then it is possible.
Driver code"
Solution in Python:
assistant
#Here is code to divide first N natural numbers into 3 equal sum subsets and the other steps required.
 def possible ( n ) :
	if ( n > 3 ) :
		sum = ( n * ( n + 1 ) ) // 2 ;
		if ( sum % 3 == 0 ) :
			return True ;
	return False ;
if __name__ == " _ _ main _ _ " :
	n = 5 ;
	if ( possible ( n ) ) :
		print ( " Yes " ) ;
	else :
		print ( " No " ) ;