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2021-IMOC
C8
C8
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Problems
(1)
Tiling grid with pentominoes
Source: IMOC 2021 C8
8/11/2021
Find all positive integers
m
,
n
m,n
m
,
n
such that the
m
×
n
m \times n
m
×
n
grid can be tiled with figures formed by deleting one of the corners of a
2
×
3
2 \times 3
2
×
3
grid.usjl, ST
combinatorics
Tiling
IMOC