Submission #20549

#	Time	Username	Problem	Language	Result	Execution time	Memory
20549		후시기다네가후시기다네 (#35)	채점 시스템 (OJUZ11_judge)	Cpython 2	100 / 100	317 ms	3 KiB

judge

for i in xrange(input()):
	b,a = raw_input().split()

	if len(a) <= len(b):
		print 0
		continue
	
	cnt = len(a) - len(b) - 1
	b = '1' + '0' * cnt + b

	if int(a) < int(b):
		print cnt
	else :
		print cnt + 1

• Subtask 1: 31 / 31
• Subtask 2: 47 / 47
• Subtask 3: 22 / 22