The value of 351 mod 5 is

The value of 351 mod 5 is  

Q. The value of 351 mod 5 is     .

Solution:

= 351 mod 5
= (33)17 mod 5
= (27)17 mod 5
= {(22)8*21} mod 5
= {(4)8*(2)} mod 5
= {(-1)8*(2)} mod 5
= {(1*2)} mod 5
= {(2)} mod 5
= 2

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