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lower_bound vs upper bound
question link : https://codeforces.me/problemset/problem/459/D solution link: https://codeforces.me/contest/459/submission/103579274
here if i am using arr[i]=upper_bound(arr1.begin(),arr1.begin()+n1,arr[i])-arr1.begin(); than it is showing wrong answer . why?
pls help.
| Rev. | Lang. | By | When | Δ | Comment | |
|---|---|---|---|---|---|---|
| en1 |
|
michael_jordon | 2021-01-06 22:18:10 | 315 | Initial revision (published) |
