Inclusion exclusion concept-implementation video

#1

sir long long rem =1ll (ll is long long) what does 1ll means.

#2

@Abhishmu5
by default any constant number(like 1,2,3…) present on right is of ‘int’ datatype.
so, it is just to convert 1 into long long type.

Here even if you don’t put ‘ll’ after its fine because will still get converted to ll because ‘rem’ which is used to store it is of type ‘ll’.

#3

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