read the data by cojna

r=readLn
e n=[1..n]
main=r>>=mapM(\_->r>>=mapM(\_->r).e).e>>=putStr.(>>=max", ".pure).show

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

To protect the system from spam, please input your favorite sport (hint: I believe its name must start with 'g', case insensitive)

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