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Next Greater Element IV You are given a 0-indexed array of non-negative integers nums . For each integer in nums , you must find its respective second 阅读全文
posted @ 2022-10-30 23:20
onlyblues
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C1. Sheikh (Easy version) This is the easy version of the problem. The only difference is that in this version $q=1$. You are given an array of intege 阅读全文
posted @ 2022-10-28 14:31
onlyblues
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D. Factorial Divisibility You are given an integer $x$ and an array of integers $a_1,a_2, \dots ,a_n$. You have to determine if the number $a_1!+a_2!+ 阅读全文
posted @ 2022-10-27 23:16
onlyblues
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F. MEX vs MED You are given a permutation $p_1,p_2, \dots ,p_n$ of length $n$ of numbers $0, \dots ,n−1$. Count the number of subsegments $1 \leq l \l 阅读全文
posted @ 2022-10-26 11:35
onlyblues
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E. FTL Monocarp is playing a video game. In the game, he controls a spaceship and has to destroy an enemy spaceship. Monocarp has two lasers installed 阅读全文
posted @ 2022-10-25 17:32
onlyblues
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C1. Make Nonzero Sum (easy version) This is the easy version of the problem. The difference is that in this version the array can not contain zeros. Y 阅读全文
posted @ 2022-10-24 23:22
onlyblues
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D1. Balance (Easy version) This is the easy version of the problem. The only difference is that in this version there are no "remove" queries. Initial 阅读全文
posted @ 2022-10-24 16:53
onlyblues
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B. Ugu A binary string is a string consisting only of the characters $0$ and $1$. You are given a binary string $s_1 s_2 \dots s_n$. It is necessary t 阅读全文
posted @ 2022-10-24 15:32
onlyblues
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A. Bestie You are given an array $a$ consisting of $n$ integers $a_1,a_2, \dots ,a_n$. Friends asked you to make the greatest common divisor (GCD) of 阅读全文
posted @ 2022-10-23 23:24
onlyblues
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三元组 给定 $n$ 个两两不同的正整数 $a_1,a_2, \dots ,a_n$。 请你计算共有多少个三元组 $(i,j,k)$ 能够同时满足： $i<j<k$ $a_i>a_j>a_k$ 输入格式 第一行包含整数 $n$。 第二行包含 $n$ 个整数 $a_1,a_2, \dots ,a_n$ 阅读全文
posted @ 2022-10-23 09:49
onlyblues
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