Song of Pi

def main():
    pi = '31415926535897932384626433833' # 预先给出需要比较的值
    t = int(raw_input()) 
    for _ in xrange(t):
        song = raw_input().strip().split(' ') # 消除尾部的换行，按照空格分割
        is_pi_song = True
        for i, song_word in enumerate(song): # 逐位对比
            if int(pi[i]) != len(song_word):
                is_pi_song = False
                break
        if is_pi_song:
            print "It's a pi song."
        else:
            print "It's not a pi song."

main()