python - Round numpy array and range it -


i have 1 array : 

[1236,1363,1788,...]

i should divide 100 , make integer, range number till number + 99 obtaining 2d array of

[[12, 13, ..., 111], [13, 14, ...,112], ...]

the task not use loop.

i have idea 2 arrays first : 

b = a//100

and second : 

c = a//100+99

am right, or how task better, code should work fast?


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