human
Check if a string has all characters with same frequency with one variation allowed | To check a string S can be converted to a variation string.
Run loop form 0 to length of string.
declaration of variables.
if first is true than countOfVal1 increase.
if second is true than countOfVal2 increase.
Driver code"
Solution in Python:
assistant
#Here is code to check if a string has all characters with same frequency with one variation allowed and the other steps required.
 def checkForVariation ( strr ) :
	if ( len ( strr ) == 0 ) :
		return True
	mapp = { }
	for i in range ( len ( strr ) ) :
		if strr [ i ] in mapp :
			mapp [ strr [ i ] ] += 1
		else :
			mapp [ strr [ i ] ] = 1
	first = True
	second = True
	val1 = 0
	val2 = 0
	countOfVal1 = 0
	countOfVal2 = 0
	for itr in mapp :
		i = itr
		if ( first ) :
			val1 = i
			first = False
			countOfVal1 += 1
			continue
		if ( i == val1 ) :
			countOfVal1 += 1
			continue
		if ( second ) :
			val2 = i
			countOfVal2 += 1
			second = False
			continue
		if ( i == val2 ) :
			countOfVal2 += 1
			continue
	if ( countOfVal1 > 1 and countOfVal2 > 1 ) :
		return False
	else :
		return True
print ( checkForVariation ( " abcbc " ) )