hash function of dictionary has different complexity for int and string
source link: http://codeforces.com/blog/entry/103923
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hash function of dictionary has different complexity for int and string
(huge difference refer to the following submission)
160762368 — accepted (str)
160761953 — tle (int)
both solution are same the only difference is the key in first is string and in 2nd the key is int which is causing tle .....
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