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Modular Arithmetic
hard
0:00.0
Find
x
≡
5
20
(
m
o
d
3
)
x \equiv 5^{20} \pmod 3
x
≡
5
20
(
mod
3
)
.
A
25
25
25
B
0
0
0
C
1
1
1
D
2
2
2
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