제출 #295730

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
295730	2020-09-09 20:47:42	jhnah917	자매 도시 (APIO20_swap)	C++14	100 / 100	614 ms	54624 KiB

swap

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#include "swap.h"
#include <bits/stdc++.h>
#define x first
#define y second
#define all(v) v.begin(), v.end()
#define compress(v) sort(all(v)), v.erase(unique(all(v)), v.end())
using namespace std;
typedef long long ll;
typedef pair<ll, ll> p;
struct Edge{
    int s, e, x;
    bool operator < (const Edge &t) const { return tie(x, s, e) < tie(t.x, t.s, t.e); }
};
int par[101010];
int find(int v){ return v == par[v] ? v : par[v] = find(par[v]); }
int merge(int u, int v){ u = find(u); v = find(v); return u == v ? 0 : (par[u] = v, 1); }
const int sz = 1 << 17;
struct Seg{
    int tree[1 << 18];
    void update(int x, int v){
        x |= sz; tree[x] = v;
        while(x >>= 1) tree[x] = max(tree[x << 1], tree[x << 1 | 1]);
    }
    int query(int l, int r){
        l |= sz; r |= sz; int ret = 0;
        while(l <= r){
 
 
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