Submission #20544

#TimeUsernameProblemLanguageResultExecution timeMemory
20544후시기다네가후시기다네 (#35)채점 시스템 (OJUZ11_judge)Cpython 2
0 / 100
305 ms3 KiB
for i in xrange(input()):
	b,a = raw_input().split()

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

	if int(a) > int('1' + '0' * cnt + b):
		print cnt + 1
	else :
		print cnt

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