제출 #1152060

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1152060	2025-02-17 15:12:33	brover29	Bubble Sort 2 (JOI18_bubblesort2)	C++20	38 / 100	270 ms	2812 KiB

bubblesort2

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#include "bubblesort2.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const ll N=1e6+29;
vector<int>B;
ll st[4*N];
void build(ll v,ll l,ll r){
    if(l==r){
        st[v]=0;
        return;
    }
    ll mid=(r+l)>>1;
    build(v*2,l,mid);
    build(v*2+1,mid+1,r);
    st[v]=0;
}void upd(ll v,ll l,ll r,ll pos){
    if(l==r){
        st[v]++;
        return;
    }
    ll mid=(r+l)>>1;
    if(pos<=mid)upd(v*2,l,mid,pos);
    else upd(v*2+1,mid+1,r,pos);
    st[v]=st[v*2]+st[v*2+1];
}ll get(ll v,ll l,ll r,ll x,ll y){
    if(y<l||r<x||x>y)return 0;
    if(x<=l&&r<=y){
        return st[v];
    }
 
 
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• Subtask 1: 17 / 17
• Subtask 2: 21 / 21
• Subtask 3: 0 / 22
• Subtask 4: 0 / 40