2959. 正则表达式简化版

from re import match
flag = 1
pat = ''
while True:
    try:
        s = input()
        if s =='0':
            flag=1
        elif flag == 1:
            pat = s
            flag = 0
        else:
            try:
                m = match(pat,s)
                if m:
                    print('Regular Expression is Fun!') 
                else :
                    print('Boring String Matching...')
            except:
                print('Boring String Matching...')

    except EOFError:
        break