1. Title Description
It's a very simple question , Given $n$ A large integer , Find the maximum number of occurrences .

2. The basic idea
This problem can be done with hash ,ELFHash Wait for hash to pass .

3. Code

 /* 1800 */
#include <iostream>
#include <sstream>
#include <string>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <vector>
#include <deque>
#include <bitset>
#include <algorithm>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <cstring>
#include <climits>
#include <cctype>
#include <cassert>
#include <functional>
#include <iterator>
#include <iomanip>
using namespace std;
//#pragma comment(linker,"/STACK:102400000,1024000") #define sti set<int>
#define stpii set<pair<int, int> >
#define mpii map<int,int>
#define vi vector<int>
#define pii pair<int,int>
#define vpii vector<pair<int,int> >
#define rep(i, a, n) for (int i=a;i<n;++i)
#define per(i, a, n) for (int i=n-1;i>=a;--i)
#define clr clear
#define pb push_back
#define mp make_pair
#define fir first
#define sec second
#define all(x) (x).begin(),(x).end()
#define SZ(x) ((int)(x).size())
#define lson l, mid, rt<<1
#define rson mid+1, r, rt<<1|1 const int maxl = ;
const int MOD = ;
int H[MOD], cnt[MOD];
char s[maxl];
int n, ans; inline int ELFHash(char *s) {
unsigned int h = ;
unsigned int g;
int i = ; while (s[i]) {
h = (h<<) + s[i];
g = h & 0xf0000000L;
if (g) {
h ^= (g >> );
h &= ~g;
} return h & 0x7fffffff;
} inline void Hash(char *s) {
int i = ; while (s[i]=='') ++i;
int k = ELFHash(s+i);
int t = k % MOD; while (H[t]!=- && H[t]!=k)
t = (t + ) % MOD; if (H[t] == -) {
cnt[t] = ;
H[t] = k;
} else if (++cnt[t] > ans) {
ans = cnt[t];
} int main() {
freopen("data.in", "r", stdin);
freopen("data.out", "w", stdout);
#endif while (scanf("%d",&n)!=EOF) {
memset(H, -, sizeof(H));
ans = ;
rep(i, , n) {
scanf("%s", s);
printf("%d\n", ans);
} #ifndef ONLINE_JUDGE
printf("time = %d.\n", (int)clock());
#endif return ;

【HDOJ】1800 Flying to the Mars More articles about

  1. Hang Dian 1800 Flying to the Mars( greedy )

    http://acm.hdu.edu.cn/showproblem.php?pid=1800 Flying to the Mars Time Limit: 5000/1000 MS (Java/Oth ...

  2. HDU 1800——Flying to the Mars——————【 String hash 】

    Flying to the Mars Time Limit: 5000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Other ...

  3. HDOJ.1800 Flying to the Mars( greedy +map)

    Flying to the Mars Let me challenge the topic Problem analysis Yes n personal , Everyone has a certain level , High level people can teach low level people to ride brooms , And they can share a broom , Ask at least a few brooms . This problem is different from the minimum interception system ...

  4. hdu 1800 Flying to the Mars

    Flying to the Mars The question : Find the least increasing sequence of questions ( Strictly increasing ) The number of , Each number in the sequence is not more than 30 position : The length of the sequence is not longer than 3000: input: 4 (n) 10 20 30 04 ou ...

  5. HDU - 1800 Flying to the Mars 【 greedy 】

    Topic link http://acm.hdu.edu.cn/showproblem.php?pid=1800 The question give N Individual level then high level Of people It's portable Lower than him level People who ...

  6. HDOJ 1800 Flying to the Mars Blind search ......................so easy...........

    check the original problem here:http://acm.hdu.edu.cn/showproblem.php?pid=1800 the AC code: #include ...

  7. 【HDOJ】4729 An Easy Problem for Elfness

    In fact, it is to find the data between paths on the tree K Big topic . Decisive chairman tree + LCA. The initial traffic is the minimum on this path . if a<=b, Obviously directly for s->t establish pipe It can optimize the flow : otherwise , Yes [0, 10**4] Two points to get ...

  8. --hdu 1800 Flying to the Mars( greedy )

    Topic link :http://acm.hdu.edu.cn/showproblem.php?pid=1800 Ac code: #include<stdio.h> #include<std ...

  9. 【HDOJ】【3506】Monkey Party

    DP/ Quadrilateral inequality Naked topic ring stone merge …… It's just a chain //HDOJ 3506 #include<cmath> #include<vector> #include<cst ...

Random recommendation

  1. Resume generation platform project development -STEP1 Questionnaire design

    At the end of the course on Friday , Team building QQ Groups and wechat groups , Start talking about the project . The general idea at the beginning : Employment information platform , Collect enterprise recruitment information and employment information , It provides a school enterprise docking platform for students and enterprises . Later I found that Tan Zhuo also had a related idea , After discussion ...

  2. SSIS example —— take SQL The information obtained is transmitted to Email in

    Recently, I encountered a technical problem in developing an email notification for corporate finance . So I designed SSIS What's important is that every day ERP After the system payment data is exported to the financial payment platform Email Inform Finance , Then the finance department will pay on the payment platform . Because the development time was very long at that time ...

  3. 20145208 GDB Debug assembly stack process analysis

    20145208 GDB Debug assembly stack process analysis Test code #include<stdio.h> short addend1 = 1; static int addend2 = 2; const ...

  4. The finger of the sword offer: Daheng image

    Daheng image : Founded on 1991 year , Focus on visual components . Research and development of vision system and internet medical related products . High tech enterprises for production and marketing . Product information : 1. Image capture card The analog image signal input by the camera passes through A/D transformation , Or the output of the digital camera ...

  5. matlab2015b Call the camera

    Reference link :http://blog.csdn.net/lyqmath/article/details/7307429 My computer is Acer T5000 Calling code : % By lyqmathclc; clear ...

  6. ElasticSearch.js

    ElasticSearch It's based on Lucene Search server for . It provides a distributed multi-user capability of full-text search engine , be based on RESTful web Interface .Elasticsearch Yes, it is Java Developed , And as a Apach ...

  7. php Error message configuration

    display_errors = on/off Error echo , The development mode of common language , But many applications forget to turn off this option in the formal environment . Error echo can expose a lot of sensitive information , Facilitate the attacker's next attack . It is recommended to turn off this option . ...

  8. 0627 CMD function php Code

    open cmd: How to run in this php Code 1. Adjust environment variables : Right click on the computer -> attribute -> Advanced system setup -> environment variable 2. New environment variable : The user variables in the upper section -----  Variable name :PHP_HOME   ...

  9. dom Method reading xml( Not commonly used )

    Book.java package com.xml.demo; public class Book { private int id; private String name; private Flo ...

  10. Python3 Debugging skills —— Dead cycle

    Under the said Python3 Don't use gdb Self debugging of Antecedents feed : The server is stuck for no reason , Use the Internet method to use gdb, Downloaded a lot of components , Including that libpython.py, It's no use , You can't see the stack , Also tried to save core Documents, etc. I'm looking for an official ...