@contest "验题"
@contlen 14400
@problems 2
@teams 3
@submissions 0
@p A,这一定会是一道难题,20,0
@p B,这里怎么全是阿蒙,20,0
@t 1,0,1,"Unknown School-AiraKeq"
@t 2,0,1,"Unknown School-nicejobakgogogo"
@t 3,0,1,"Unknown School-hzl"