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769,773,787,797,809,811,821,823,827,829,839,853,857,859,863,877,881,883,887,907,911,919,929,937,941,947,953,967,971,977,983,991,997
页面 99 2025开训指南
2026-07-07 10:09:56
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2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,229,233,239,241,251,257,263,269,271,277,281,283,293,307,311,313,317,331,337,347,349,353,359,367,373,379,383,389,397,401,409,419,421,431,433,439,443,449,457,461,463,467,479,487,491,499,503,509,521,523,541,547,557,563,569,571,577,587,593,599,601,607,613,617,619,631,641,643,647,653,659,661,673,677,683,691,701,709,719,727,733,739,743,751,757,761,
页面 99 2025开训指南
2026-07-07 10:09:24
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https://www.luogu.com.cn/article/w8rszr7f
题目 2774 [NOI 2017]蔬菜
2026-07-06 15:49:24
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好题!
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$-1$
题目 4131 [USACO25 Open Bronze]It s Mooin Time III
2026-07-02 15:42:47
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把endl改成'/n'就过了...
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QOJ7258
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为什么0提交
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震撼美味(指我的15s代码
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区间覆盖0或1时,一定要记住左边边界是L到(1/0出现的次数-1+L)!!! 右边边界是(1/0出现的次数+L)到R!!!
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$cand = p[bl+1][br-1]$
页面 19 MathJax基础语法
2026-06-30 20:33:48
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实现细节比较多,放一份代码,大家可以看。
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莫队算法为什么是神?在谈论这个问题之前,我想先说说其他数据结构算法相较于莫队究竟差在了哪里。(后文见代码注释
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https://www.luogu.com.cn/problem/AT_dp_t
题目 4433 圆
2026-06-29 15:29:53
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如果你20分,那我告诉你要开longlong以防你重复播放战败cg。
题目 3167 HS的自然数拆分2
2026-06-28 12:30:59
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太炫酷了
题目 3161 HS的自然数拆分
2026-06-28 10:41:50
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题目 3126 自然数拆分Lunatic版
2026-06-26 22:07:16
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题目 1 加法问题
2026-06-20 17:25:10
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失误了
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