Please give some online judge problems in which prefix sum( also known as cumulative sum) technique is useful.
Thanks in advance.
| № | Пользователь | Рейтинг |
|---|---|---|
| 1 | Benq | 3676 |
| 2 | Kevin114514 | 3659 |
| 3 | jiangly | 3640 |
| 4 | turmax | 3450 |
| 5 | tourist | 3382 |
| 6 | strapple | 3360 |
| 7 | Um_nik | 3354 |
| 8 | squareOf105 | 3348 |
| 9 | maroonrk | 3312 |
| 10 | idontwannadothis…e | 3191 |
| Страны | Города | Организации | Всё → |
| № | Пользователь | Вклад |
|---|---|---|
| 1 | Qingyu | 155 |
| 2 | nik_exists | 151 |
| 3 | maspy | 149 |
| 4 | AmShZ | 145 |
| 5 | Um_nik | 143 |
| 6 | Errichto | 139 |
| 7 | BledDest | 136 |
| 8 | adamant | 134 |
| 9 | maroonrk | 132 |
| 10 | cry | 130 |
Please give some online judge problems in which prefix sum( also known as cumulative sum) technique is useful.
Thanks in advance.
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https://www.codechef.com/problems/PRFSM
https://codeforces.me/problemset/problem/1469/B Two very easy problems, hope this can help u.
very nice suggest thx tesla <3
https://usaco.guide/silver/prefix-sums
https://usaco.guide/silver/more-prefix-sums
enjoi
Some easy problems from easier to harder:
1697B - Promo
1709B - Also Try Minecraft
1615B - And It's Non-Zero.