# bucket=[[] for i in range(10)]
# bucket[1].append([3,4,5])
# print(bucket)
# print(bucket[1][0][2])

# list=[1]
# list+=[2]
# print(list)


# a=1
# b=2
# # if a<b:
# a,b=b,b
# print(a)

# i=10
# j=58
# k=1
# print(j/(i**(k-1))%i**k)

# group=2.6
# for i in range(int(group)):
#     print(2.0%1)


# lists=[6,0,3,2,8]
# for i in range(0,5)[::-1]:
#     print('i='+str(i)+'  lists[0]='+str(lists[0]))
#     # print(lists[0])
#     lists[0],lists[i]=lists[i],lists[0]
# print(lists)
