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B - Cut .0 C - Enumerate Sequences D - Pedometer E - Permute K times F - Rearrange Query You are given sequences of positive integers of length NNN: A=(A1,A2,…,AN)A=(A_1,A_2,\ldots,A_N)A=(A1​,A2​,…,AN​) and B=(B1,B2,…,BN)B=(B_1,B_2,\ldots,B_N)B=(B1​,B2

C. Graph Reconstruction time limit per test 3 seconds memory limit per test 256 megabytes input standard input output standard output I have an undirected graph consisti

Milestones Problem code: MSTONES All submissions for this problem are available. Once upon a time, there was a Kingdom of Seven Roads. Besides a fancy name, it actually had exactly 7 st

题意：给n＋1个01串，每个串长度为2n2n，从中找出2个01串，它们前2n位里同一位上出现相同0，1的次数≥n/2\ge n/2 保证有解，输出任意解。随机试即可，求证明#include <iostream> #include <cmath> #include <algorithm> #include <cstdio> #include <cstring> #include <string> #

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