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Minimum number of distinct powers of 2 required to express a given binary number | Function to return the minimum distinct powers of 2 required to express s.
Reverse the string to start from lower powers.
Check if the character is 1.
Add in range provided range.
Initialize the counter.
Check if the character is not 0.
Increment the counter.
Print the result.
Driver Code"
Solution in Python:
 What is a code to minimum number of distinct powers of 2 required to express a given binary number and the other steps required?
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#Here is code to minimum number of distinct powers of 2 required to express a given binary number and the other steps required.
 def findMinimum ( s ) :
	n = len ( s )
	x = [ 0 ] * ( n + 1 )
	s = s [ : : - 1 ]
	for i in range ( n ) :
		if ( s [ i ] == '1' ) :
			if ( x [ i ] == 1 ) :
				x [ i + 1 ] = 1
				x [ i ] = 0
			elif ( i and x [ i - 1 ] == 1 ) :
				x [ i + 1 ] = 1
				x [ i - 1 ] = - 1
			else :
				x [ i ] = 1
	c = 0
	for i in range ( n + 1 ) :
		if ( x [ i ] != 0 ) :
			c += 1
	print ( c )
if __name__ == ' _ _ main _ _ ' :
	str = "111"
	findMinimum ( str )