Question: You have a $$$N * M$$$ matrix. The color of cell in ith row and jth column is $$$aij$$$.
# | User | Rating |
---|---|---|
1 | tourist | 4009 |
2 | jiangly | 3839 |
3 | Radewoosh | 3646 |
4 | jqdai0815 | 3620 |
4 | Benq | 3620 |
6 | orzdevinwang | 3612 |
7 | Geothermal | 3569 |
8 | ecnerwala | 3494 |
9 | Um_nik | 3396 |
10 | gamegame | 3386 |
# | User | Contrib. |
---|---|---|
1 | Um_nik | 164 |
2 | -is-this-fft- | 162 |
3 | maomao90 | 159 |
3 | atcoder_official | 159 |
5 | cry | 158 |
5 | awoo | 158 |
7 | adamant | 155 |
8 | nor | 154 |
9 | TheScrasse | 153 |
10 | Dominater069 | 152 |
Find the number of rectangles of same color in a matrix
Question: You have a $$$N * M$$$ matrix. The color of cell in ith row and jth column is $$$aij$$$.
Rev. | Lang. | By | When | Δ | Comment | |
---|---|---|---|---|---|---|
en7 | one_autum_leaf | 2023-10-29 19:29:05 | 61 | |||
en6 | one_autum_leaf | 2023-10-28 10:11:54 | 57 | Tiny change: '$k$ ? \n\nIt is ' -> '$k$ ? \n\n![ ](https://i.imgur.com/1qew4HO.png)\n\nIt is ' (published) | ||
en5 | one_autum_leaf | 2023-10-28 10:06:24 | 1625 | Tiny change: 'imgur.com/w4jes7x.png)\n\n' -> 'imgur.com/QxCbwLp.png)\n\n' | ||
en4 | one_autum_leaf | 2023-10-28 09:45:05 | 846 | Tiny change: 'color.\n\nIdea:\' -> 'color.\n\n![ ](https://imgur.com/a/QK6lnrD)\n\nIdea:\' | ||
en3 | one_autum_leaf | 2023-10-28 09:20:17 | 1462 | Tiny change: ' a[i][t]$ \n\nfor all $t' -> ' a[i][t]$ , for all $t' | ||
en2 | one_autum_leaf | 2023-10-28 07:37:39 | 7 | Tiny change: 'column is a^ij.' -> 'column is \a^ij.' | ||
en1 | one_autum_leaf | 2023-10-28 07:35:17 | 143 | Initial revision (saved to drafts) |
Name |
---|