https://codeforces.com/contest/1484/problem/F
Please help me do this sum.I am unable to solve it
Doubt on problem codeforces
hello @Somasree
this is very difficult problem even i dont know its solution (it has only 70 submissions world wide).
i recommend u to solve easy problems first .
if u r solving on codeforces then this is the difficulty order that they have most of the time
(very easy) A < B < C < D < E < F (most difficult)
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