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Keen On Everything But TriangleTime Limit: 6000/3000 MS (Java/Others)Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 4646Accepted Submission(s): 523Problem Description...

Given a sequence of n numbers a1, a2, ..., anand a number of d-queries. A d-query is a pair (i, j) (1 ≤ i ≤ j ≤ n). For each d-query (i, j), you have to return the number of distinct elements in the ...

After inventing Turing Tree, 3xian always felt boring when solving problems about intervals, because Turing Tree could easily have the solution. As well, wily 3xian made lots of new problems about int...

Mario is world-famous plumber. His “burly” figure and amazing jumping ability reminded in our memory. Now the poor princess is in trouble again and Mario needs to save his lover. We regard the road to...

Andrew skipped lessons on the subject 'Algorithms and Data Structures' for the entire term. When he came to the final test, the teacher decided to give him a difficult task as a punishment.The teach...

K-th Closest DistanceTime Limit: 20000/15000 MS (Java/Others)Memory Limit: 524288/524288 K (Java/Others)Total Submission(s): 3305Accepted Submission(s): 1186Problem DescriptionYou hav...

链接：https://ac.nowcoder.com/acm/contest/889/H来源：牛客网时间限制：C/C++ 5秒，其他语言10秒空间限制：C/C++ 262144K，其他语言524288KSpecial Judge, 64bit IO Format: %lld题目描述There are n bamboos arranged in a line. The i-th...

In the shooting game, the player can choose to stand in the position of [1, X] to shoot, you can shoot all the nearest K targets. The value of K may be different on different shootings. There are N ta...