| 850708 | | d4xn | A Difficult(y) Choice (BOI21_books) | C++17 | | 63 ms | 1364 KiB |
| 850707 | | d4xn | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1112 KiB |
| 850705 | | d4xn | A Difficult(y) Choice (BOI21_books) | C++17 | | 3076 ms | 3072 KiB |
| 850704 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1112 KiB |
| 850703 | | d4xn | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1112 KiB |
| 850702 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1112 KiB |
| 850686 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 2 ms | 1236 KiB |
| 850684 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 0 ms | 0 KiB |
| 850683 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 0 ms | 504 KiB |
| 850658 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1364 KiB |
| 850644 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1364 KiB |
| 850637 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1364 KiB |
| 850636 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 2136 KiB |
| 850635 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 3086 ms | 2028 KiB |
| 850633 | | d4xn | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 344 KiB |
| 850632 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 344 KiB |
| 850631 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 0 ms | 344 KiB |
| 850630 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 600 KiB |
| 850626 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 600 KiB |
| 850624 | | vjudge1 | A Difficult(y) Choice (BOI21_books) | C++17 | | 0 ms | 0 KiB |
| 849579 | | iee | A Difficult(y) Choice (BOI21_books) | C++17 | | 21 ms | 1996 KiB |
| 849569 | | iee | A Difficult(y) Choice (BOI21_books) | C++17 | | 1 ms | 1488 KiB |
| 847887 | | MinaRagy06 | A Difficult(y) Choice (BOI21_books) | C++17 | | 2 ms | 1364 KiB |
| 847561 | | MinaRagy06 | A Difficult(y) Choice (BOI21_books) | C++17 | | 2 ms | 1624 KiB |
| 847271 | | Ahmed57 | A Difficult(y) Choice (BOI21_books) | C++17 | | 5 ms | 2272 KiB |