import sys from time import clock try: input=open('in7_6.txt','r') output=open('out_26_7_6.txt','w') except IOError: print "The file does not exist" memory=0 add=0 start=clock() count=0 for row in input: if count==0: n=int(row) else: list=row.split(",") count=count+1 add=add+1 if int(list[0])>int(list[1]): a=list[1] b=list[0] else: a=list[0] b=list[1] for i in range(2,n,1): if int(list[i])