oj.uz

답안 #248848

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
248848 2020-07-13T14:42:30 Z egekabas Bubble Sort 2 (JOI18_bubblesort2) C++14
22 / 100
 119 ms 51444 KB 
#include <bits/stdc++.h>
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<int, int> pii;
typedef pair<ld, ld> pld;
int seg[4000009];
int lazy[4000009];
void push(int v){
    lazy[2*v] += lazy[v];
    lazy[2*v+1] += lazy[v];
    seg[2*v] += lazy[v];
    seg[2*v+1] += lazy[v];
    lazy[v] = 0;
}
void upd(int v, int tl, int tr, int l, int r, int val){
    if(r < tl || tr < l) return;
    if(l <= tl && tr <= r){
        seg[v] += val;
        lazy[v] += val;
    }
    else{
        push(v);
        upd(2*v, tl, (tl+tr)/2, l, r, val);
        upd(2*v+1, (tl+tr)/2+1, tr, l, r, val);
        seg[v] = max(seg[2*v], seg[2*v+1]);
    }
}
vector<int> mpp;
int get(int x){
    return lower_bound(mpp.begin(), mpp.end(), x)-mpp.begin();
}
set<int, greater<int>> s[1000009];
int n, N;
void erase(int idx, vector<int> &a){
    if(*s[a[idx]].begin() == idx+1){
        upd(1, 0, N, a[idx], a[idx], -(idx+1));
        s[a[idx]].erase(idx+1);
        if(s[a[idx]].size())
            upd(1, 0, N, a[idx], a[idx], *s[a[idx]].begin());
    }
    else
        s[a[idx]].erase(idx+1);
    upd(1, 0, N, a[idx], N, 1);
}
void add(int idx, vector<int> &a){
    if(s[a[idx]].empty()){
        upd(1, 0, N, a[idx], a[idx], (idx+1));        
    }
    else if(idx+1 > *s[a[idx]].begin()){
        upd(1, 0, N, a[idx], a[idx], -*s[a[idx]].begin());
        upd(1, 0, N, a[idx], a[idx], (idx+1));    
    }
    s[a[idx]].insert(idx+1);
    upd(1, 0, N, a[idx], N, -1);
}
vector<int> countScans(vector<int> a, vector<int> x, vector<int> v){
    n = a.size();
    for(auto u : a)
        mpp.pb(u);
    for(auto u : v)
        mpp.pb(u);
    sort(mpp.begin(), mpp.end());
    mpp.resize(unique(mpp.begin(), mpp.end())-mpp.begin());
    N = mpp.size()-1;

    for(int i = 0; i < n; ++i){
        a[i] = get(a[i]);
        assert(a[i] <= N);
    }
    for(int i = 0; i < int(v.size()); ++i)
        v[i] = get(v[i]);

    
    for(int i = 0; i < n; ++i){
        s[a[i]].insert(i+1);
        upd(1, 0, N, a[i], n, -1);
    }
    for(int i = 0; i < n; ++i)
        if(*s[a[i]].begin() == i+1){
            upd(1, 0, N, a[i], a[i], i+1);
        }
    vector<int> ans(x.size());
    for(int i = 0; i < int(x.size()); ++i){
        erase(x[i], a);
        a[x[i]] = v[i];
        add(x[i], a);
        ans[i] = max(seg[1], 0);
    }
    return ans;
}

Subtask #1
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 28 ms 47352 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 28 ms 47352 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 43 ms 49016 KB Output is correct
2 Correct 81 ms 50420 KB Output is correct
3 Correct 113 ms 51440 KB Output is correct
4 Correct 113 ms 51444 KB Output is correct
5 Correct 110 ms 51440 KB Output is correct
6 Correct 119 ms 51440 KB Output is correct
7 Correct 114 ms 51440 KB Output is correct
8 Correct 108 ms 51440 KB Output is correct
9 Correct 114 ms 51376 KB Output is correct
10 Correct 98 ms 51440 KB Output is correct
11 Correct 100 ms 51440 KB Output is correct
12 Correct 96 ms 51440 KB Output is correct
13 Correct 96 ms 51440 KB Output is correct
14 Correct 96 ms 51440 KB Output is correct
15 Correct 93 ms 51440 KB Output is correct
16 Correct 89 ms 51444 KB Output is correct
17 Correct 90 ms 51440 KB Output is correct
18 Correct 95 ms 51312 KB Output is correct

Subtask #4
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 28 ms 47352 KB Output isn't correct
2 Halted 0 ms 0 KB -