Problem Description   MZL loves xor very much.Now he gets an array A.The length of A ≤i,j≤n) The xor of an array B is defined as B1 xor B2...xor Bn Input Multiple test cases, the first line contains an integer T(no more than ), indicating the number…

MZL's xor Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 249    Accepted Submission(s): 187 Problem Description MZL loves xor very much.Now he gets an array A.The length of A is n.He wants to k…

MZL's xor Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 911    Accepted Submission(s): 589 Problem Description MZL loves xor very much.Now he gets an array A.The length of A is n.He wants to k…

题意:给一个序列A,设序列B的中的元素有(Ai+Aj)(1≤i,j≤n),那么求B中所有元素的异或之和.而序列A是这样来的:A1=0,Ai=(Ai−1∗m+z) mod l. 思路:相同的元素异或结果为0,所以可以去掉,也就是剩下A中的元素ai+ai那些而已. 小心乘法会溢出 #include <bits/stdc++.h> #define INF 0x7f7f7f7f #define pii pair<int,int> #define LL long long using nam…

MZL's xor Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 800    Accepted Submission(s): 518 Problem Description MZL loves xor very much.Now he gets an array A.The length of A is n.He wants to…

题目地址:http://acm.hdu.edu.cn/showproblem.php?pid=5344 #include<stdio.h> #include<cstring> ; int A[MAXN]; void bas( int n, int m, int z, int l){ ;i < n; ++i){ A[i] = ( (]*m + z )% l; } } void Cal(int n){ ; ;i < n; ++i){ sum = sum ^ (A[i]*);…

f[1] = 'b', f[2] = 'a', f[i] = f[i - 1] + f[i - 2] 斐波那契数列的字符串,给你n和m,前m位中,最长的前缀等于后缀的长度是多少.1≤n≤1000, 1≤m≤length(f[n]) 规律题,虽然我不知道为什么. import java.io.*; import java.util.*; import java.math.*; public class Main{ //Scanner cin = Scanner(System.in); static…

转载请注明出处: http://www.cnblogs.com/fraud/          ——by fraud MZL's xor Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 488    Accepted Submission(s): 342 Problem Description MZL loves xor very muc…

MZL's xor Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/65536K (Java/Other) Total Submission(s) : 1   Accepted Submission(s) : 1 Problem Description MZL loves xor very much.Now he gets an array A.The length of A is n.He wants to know t…

[HDU 5351 MZL's Border]题意 定义字符串$f_1=b,f_2=a,f_i=f_{i-1}f_{i-2}$. 对$f_n$的长度为$m$的前缀$s$, 求最大的$k$满足$s[1]=s[m-k+1],s[2]=s[m-k+2]...s[k]=s[m]$ Solution 先列出前几个字符串 $f_3=ab,f_4=aba,f_5=abaab,f_6=abaababa,f_7=abaababaabaab$. 对于n,m. 假设$f_{n-1}$的长度大于等于$m$,那么相当于求…