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摘要： 2024.12.30 周一 Q1. 1100 Farmer John has a permutation $p_1, p_2, \ldots, p_n$, where every integer from $0$ to $n-1$ occurs exactly once. He gives Bess 阅读全文

摘要： 2024.12.29 周日 Q1. 1100 You are given a number in binary representation consisting of exactly $n$ bits, possibly, with leading zeroes. For example, for 阅读全文

摘要： 2024.12.28 周六 Q1. 1100 You are given two integers $l \le r$. You need to find positive integers $a$ and $b$ such that the following conditions are sim 阅读全文

摘要： 2024.12.27 周五 Q1. 1100 Alex is participating in the filming of another video of BrMeast, and BrMeast asked Alex to prepare 250 thousand tons of TNT, b 阅读全文

摘要： 2024.12.26 周四 Q1. 1100 There is a ribbon divided into $n$ cells, numbered from $1$ to $n$ from left to right. Initially, an integer $0$ is written in 阅读全文

摘要： 2024.12.25 周三 Q1. 1100 A subarray is a continuous part of array. Yarik recently found an array $a$ of $n$ elements and became very interested in findi 阅读全文

摘要： 2024.12.24 周四 Q1. 1100 You are given an array $a$ of $n$ positive integers and a score. If your score is greater than or equal to $a_i$, then you can 阅读全文

摘要： 2024.12.23 周一 Q1. 1100 Alice and Bob are playing a game. They have an array $a_1, a_2,\ldots,a_n$. The game consists of two steps: First, Alice will r 阅读全文

摘要： 2024.12.22 周日 Q1. 1100 You are playing a computer game. The current level of this game can be modeled as a straight line. Your character is in point $ 阅读全文

摘要： 2024.12.21 周六 Q1. 1000 Lottery "Three Sevens" was held for $m$ days. On day $i$, $n_i$ people with the numbers $a_{i, 1}, \ldots, a_{i, n_i}$ particip 阅读全文