vaibhavsingh100070's blog

Problem — 701C
By vaibhavsingh100070, history, 5 years ago, In English

Please help I'm unable to figure out why I'm getting wrong answer in this problem https://mirror.codeforces.com/problemset/problem/701/C . My solution — https://mirror.codeforces.com/contest/701/submission/58672781

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5 years ago, # |
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I think your approach is wrong. On this example:

n=9

abcaabbcc

your program outputs 4, but the correct output is 3.

This problem can be solved using prefix sums and binary search. You can take a look at my AC code. I hope this helps :)

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5 years ago, # |
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Your rating is 1100 — this task is too hard for you. You can solve only Div2 A

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