Why is denom value taken as 1ll

#1

why is denom value taken as
ll denom = 1ll;

#2

To convert the number to long long

#3

i am asking why is denom initialised as 1LL and not 1 . and if we take denom as 1 all test cases are passing still

#4

The datatype of denom is ll so if you write just 1 also thats fine

#5

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