zoj 1797 python

这个。。输入输出。。zoj上的只支持sys.stdin有点小麻烦。。

import sysdef readNum(): line = sys.stdin.readline() a = line.split() n = int (a[0]) return ndef gcd(x,y): if x<y: tmp=x x=y y=tmp if y==0: return x else: return gcd(y,x%y)def lcm(x,y): if x==0: return 0 elif y==0: return 0 return x*y/gcd(x,y)n=readNum()for i in range(n):L=sys.stdin.readline()L=L.split()m=int(L[0])if m>0:res=int(L[1])else:res=int(0)for j in range(m):res=lcm(res,int(L[j]))print res'''for i in range(n): m=readNum() if m != 0: ans=readNum() else: ans=0 for j in range(m-1): tmp =readNum() print tmp ans=lcm(ans,tmp) print ans'''