Since left side size 1 and right side size 0 . the result should be for value '1'. that's index is 2.
the problem link https://codeforces.net/problemset/problem/1199/A
# | User | Rating |
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1 | tourist | 3985 |
2 | jiangly | 3814 |
3 | jqdai0815 | 3682 |
4 | Benq | 3529 |
5 | orzdevinwang | 3526 |
6 | ksun48 | 3517 |
7 | Radewoosh | 3410 |
8 | hos.lyric | 3399 |
9 | ecnerwala | 3392 |
9 | Um_nik | 3392 |
# | User | Contrib. |
---|---|---|
1 | cry | 170 |
2 | maomao90 | 162 |
2 | Um_nik | 162 |
4 | atcoder_official | 160 |
5 | djm03178 | 158 |
5 | -is-this-fft- | 158 |
7 | adamant | 154 |
7 | Dominater069 | 154 |
9 | awoo | 153 |
10 | luogu_official | 152 |
what is reason of this error?
Since left side size 1 and right side size 0 . the result should be for value '1'. that's index is 2.
the problem link https://codeforces.net/problemset/problem/1199/A
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