rikuTanide

class Conv {
    ll cursor = 0;
    map<ll, ll> to_short; // <original, small >
    map<ll, ll> to_long; // <small, original>
    std::set<ll> tmp;

    bool build_end = false;

    void set(ll original) {
        if (to_short.find(original) != to_short.end()) {

rikuTanide

// startは含む
// endは含まない
RangeCount range_count(vector<int>::iterator start, vector<int>::iterator end, int l, int r) {
    if (l > r) return RangeCount{0, 0, 0, 0, 0};
    if (start >= end) return RangeCount{0, 0, 0, 0, 0};

    if (l == r) {
        RangeCount rc;
        auto it_u = upper_bound(start, end, r);

rikuTanide

class Order {
    vector<int> v;
    vector<int> order;
public:
    Order(vector<int> &v) : v(v), order(v.size()) {
        vector<P> tmp(v.size());
        rep(i, v.size()) {
            tmp[i].first = v[i];
            tmp[i].second = i;
        }

rikuTanide

class Keta {

    vector<int> digits;

public:
    Keta(ll i) : digits(i == 0 ? 1 : log10(i) + 1) {
        for (int k = 0; k < digits.size(); k++) {
            digits[k] = i % 10;
            i /= 10;
        }

rikuTanide

struct Triangle {
    int parent;
    vector<int> children;
};

class Tree {
    vector<vector<int>> edges;
public:
    Tree(int n) : edges(n) {}

rikuTanide

#!/usr/bin/env ruby

require "socket"
require 'thwait'

server = TCPServer.open(3000)

htmlsoc = server.accept
threads = []

rikuTanide

#!/usr/bin/env ruby

require "socket"
require 'thwait'

server = TCPServer.open(3000)

htmlsoc = server.accept
threads = []

rikuTanide

#!/usr/bin/env ruby

require "socket"
require 'thwait'

server = TCPServer.open(3000)

htmlsoc = server.accept
threads = []

rikuTanide

class Video {
  String videoID;
}

class User {
  String userID;
}

class PlayEvent {
  String userID;

rikuTanide

class Video {
  String videoID;
  List<String> playedUsers;
}

class User {
  String userID;
  List<String> playedVideos;
}