Regarding Modular Exponentiation assignment

#1

https://ide.codingblocks.com/s/72026.In this ide only 4 test cases are passed except it other test cases gives wrong answer.

#2

@raushan.raman23011999 you are not doing modular exponentiation properly.there is some changes required in your code
at line 10
ans=(anst)%m;
at line 12
t=(tt)%m;
and all looks goods

#3

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#5

Can you please explain why we are taking mod at every step ? i know the property (ab)%m = ((a%m)(b%m))%m .
But i am not able to relate this mod multiple property to the provided code. i dont want to mug up the code