oj.uz

답안 #741562

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
741562 2023-05-14T10:42:18 Z MarwenElarbi Bubble Sort 2 (JOI18_bubblesort2) C++14
100 / 100
 6200 ms 219904 KB 
#include <bits/stdc++.h>
#include "bubblesort2.h"
#include <ext/pb_ds/assoc_container.hpp>
#define vi vector<int>
#define ve vector
#define ll long long
#define vl vector<ll>
#define vll vector<pair<ll,ll>>
#define onbit __builtin_popcount
#define ii pair<int,int>
#define vvi vector<vi>
#define vii vector<ii>
#define gii greater<ii>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define INF 1e18
#define eps 1e-7
#define eps1 1e-2
#define optimise ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define MAX_A 1e5+5
using namespace std;
using namespace __gnu_pbds;
template <class T>
using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
const ll MOD = 1e9+7;
const int nax = 5e5+5;
const int MAX_VAL = 1e6;
double PI=3.14159265359;
int arx[8]={1,1,0,-1,-1,-1, 0, 1};
int ary[8]={0,1,1, 1, 0,-1,-1,-1};
/*typedef complex<int> Point;
#define X real()
#define Y imag()*/
/*void setIO(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}*/
vector<pair<ll,int>> tab(nax);
vi segtree;
vi upd;
int res;
void build(int n)
{
    res=1;
    while (res<n)res*=2;
    segtree.assign(res*2,0);
    upd.assign(res*2,0);
}
void update(int left,int right,int value,int pos,int l,int r)
{
    if (l>=left&&r<=right){
        upd[pos]+=value;
        segtree[pos]+=value;
        return;
    }
    if (r<=left||l>=right) return;
    int mid=(l+r)/2;
    update(left,right,value,pos*2+1,l,mid);
    update(left,right,value,pos*2+2,mid,r);
    segtree[pos] = max(segtree[pos*2+1],segtree[pos*2+2])+upd[pos];
}
std::vector<int> countScans(std::vector<int> A, std::vector<int> X, std::vector<int> V){
    int n,q;
    n=A.size();
    q=X.size();
    vi nabba;
    vi check(n+q);
    map<int,int> ind;
    for (int i = 0; i < n; ++i)
    {
        check[i]=A[i];
    }
    for (int i = 0; i < q; ++i)
    {
        check[i+n]=V[i];
    }
    sort(check.begin(),check.end());
    int cur=0;
    for (int i = 0; i < check.size(); ++i)
    {
        if (i==0)  {
            ind[check[i]]=cur;
            cur++;
        }
        else{
            if (check[i]==check[i-1]) {
                continue;
            }
            ind[check[i]]=cur;
            cur++;
        }
    }
    build(cur);
    map<int,set<int>> pos;
    for (int i = 0; i < n; ++i)
    {
        pos[ind[A[i]]].insert(i);
        //cout << ind[A[i]]<<endl;
        update(ind[A[i]],cur,-1,0,0,res);
    }
    for (int i = 0; i < cur; ++i)
    {
        if ((int)pos[i].size()>0){
            update(i,i+1,*pos[i].rbegin()+1,0,0,res);
        }
    }
    for (int i = 0; i < q; ++i)
    {
        int x=X[i];
        int nw=V[i];
        int lst=A[x];
        A[x]=nw;
        lst=ind[lst];
        nw=ind[nw];
        int lstpos=*pos[lst].rbegin();
        pos[lst].erase(x);
        if ((int)pos[lst].size()>0) update(lst,lst+1,(*pos[lst].rbegin()-lstpos),0,0,res);
        else update(lst,lst+1,-lstpos-1,0,0,res);
        update(lst,cur,1,0,0,res);
        if ((int)pos[nw].size()==0){
            pos[nw].insert(x);
            update(nw,nw+1,x+1,0,0,res);
        }else{
            lstpos=*pos[nw].rbegin();
            pos[nw].insert(x);
            update(nw,nw+1,(*pos[nw].rbegin()-lstpos),0,0,res);
        }
        update(nw,cur,-1,0,0,res);
        nabba.pb(segtree[0]);
        //cout << segtree[0]<<endl;
    }
    return nabba;
}
/*int readInt(){
    int i;
    if(scanf("%d",&i)!=1){
        fprintf(stderr,"Error while reading input\n");
        exit(1);
    }
    return i;
}
/*int main(){
    optimise;
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif
    //setIO("cowland");
    
}*/
/*int main(){
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif
    int N,Q;
    N=readInt();
    Q=readInt();
    
    std::vector<int> A(N);
    for(int i=0;i<N;i++)
        A[i]=readInt();
    
    std::vector<int> X(Q),V(Q);
    for(int j=0;j<Q;j++){
        X[j]=readInt();
        V[j]=readInt();
    }
    
    std::vector<int> res=countScans(A,X,V);
    
    for(int j=0;j<int(res.size());j++)
        printf("%d\n",res[j]);
}*/

Compilation message

bubblesort2.cpp:144:1: warning: "/*" within comment [-Wcomment]
  144 | /*int main(){
      |  
bubblesort2.cpp: In function 'std::vector<int> countScans(std::vector<int>, std::vector<int>, std::vector<int>)':
bubblesort2.cpp:81:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   81 |     for (int i = 0; i < check.size(); ++i)
      |                     ~~^~~~~~~~~~~~~~

Subtask #1
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8276 KB Output is correct
2 Correct 9 ms 8404 KB Output is correct
3 Correct 12 ms 8988 KB Output is correct
4 Correct 10 ms 8924 KB Output is correct
5 Correct 10 ms 8920 KB Output is correct
6 Correct 9 ms 8884 KB Output is correct
7 Correct 11 ms 8916 KB Output is correct
8 Correct 10 ms 8916 KB Output is correct
9 Correct 12 ms 8916 KB Output is correct
10 Correct 11 ms 8792 KB Output is correct
11 Correct 10 ms 8788 KB Output is correct
12 Correct 11 ms 8828 KB Output is correct
13 Correct 10 ms 8788 KB Output is correct
14 Correct 10 ms 8792 KB Output is correct
15 Correct 12 ms 8868 KB Output is correct
16 Correct 9 ms 8788 KB Output is correct
17 Correct 10 ms 8788 KB Output is correct
18 Correct 10 ms 8796 KB Output is correct

Subtask #2
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8276 KB Output is correct
2 Correct 9 ms 8404 KB Output is correct
3 Correct 12 ms 8988 KB Output is correct
4 Correct 10 ms 8924 KB Output is correct
5 Correct 10 ms 8920 KB Output is correct
6 Correct 9 ms 8884 KB Output is correct
7 Correct 11 ms 8916 KB Output is correct
8 Correct 10 ms 8916 KB Output is correct
9 Correct 12 ms 8916 KB Output is correct
10 Correct 11 ms 8792 KB Output is correct
11 Correct 10 ms 8788 KB Output is correct
12 Correct 11 ms 8828 KB Output is correct
13 Correct 10 ms 8788 KB Output is correct
14 Correct 10 ms 8792 KB Output is correct
15 Correct 12 ms 8868 KB Output is correct
16 Correct 9 ms 8788 KB Output is correct
17 Correct 10 ms 8788 KB Output is correct
18 Correct 10 ms 8796 KB Output is correct
19 Correct 34 ms 11140 KB Output is correct
20 Correct 37 ms 11524 KB Output is correct
21 Correct 39 ms 11528 KB Output is correct
22 Correct 36 ms 11476 KB Output is correct
23 Correct 34 ms 11192 KB Output is correct
24 Correct 35 ms 11212 KB Output is correct
25 Correct 32 ms 11040 KB Output is correct
26 Correct 31 ms 11084 KB Output is correct
27 Correct 31 ms 10956 KB Output is correct
28 Correct 33 ms 10920 KB Output is correct

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 9868 KB Output is correct
2 Correct 62 ms 11432 KB Output is correct
3 Correct 105 ms 12684 KB Output is correct
4 Correct 106 ms 12696 KB Output is correct
5 Correct 115 ms 12700 KB Output is correct
6 Correct 100 ms 12688 KB Output is correct
7 Correct 91 ms 12640 KB Output is correct
8 Correct 97 ms 12644 KB Output is correct
9 Correct 94 ms 12676 KB Output is correct
10 Correct 74 ms 12656 KB Output is correct
11 Correct 72 ms 12624 KB Output is correct
12 Correct 76 ms 12584 KB Output is correct
13 Correct 73 ms 12644 KB Output is correct
14 Correct 75 ms 12640 KB Output is correct
15 Correct 74 ms 12688 KB Output is correct
16 Correct 70 ms 12672 KB Output is correct
17 Correct 71 ms 12620 KB Output is correct
18 Correct 78 ms 12856 KB Output is correct

Subtask #4
40.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 8276 KB Output is correct
2 Correct 9 ms 8404 KB Output is correct
3 Correct 12 ms 8988 KB Output is correct
4 Correct 10 ms 8924 KB Output is correct
5 Correct 10 ms 8920 KB Output is correct
6 Correct 9 ms 8884 KB Output is correct
7 Correct 11 ms 8916 KB Output is correct
8 Correct 10 ms 8916 KB Output is correct
9 Correct 12 ms 8916 KB Output is correct
10 Correct 11 ms 8792 KB Output is correct
11 Correct 10 ms 8788 KB Output is correct
12 Correct 11 ms 8828 KB Output is correct
13 Correct 10 ms 8788 KB Output is correct
14 Correct 10 ms 8792 KB Output is correct
15 Correct 12 ms 8868 KB Output is correct
16 Correct 9 ms 8788 KB Output is correct
17 Correct 10 ms 8788 KB Output is correct
18 Correct 10 ms 8796 KB Output is correct
19 Correct 34 ms 11140 KB Output is correct
20 Correct 37 ms 11524 KB Output is correct
21 Correct 39 ms 11528 KB Output is correct
22 Correct 36 ms 11476 KB Output is correct
23 Correct 34 ms 11192 KB Output is correct
24 Correct 35 ms 11212 KB Output is correct
25 Correct 32 ms 11040 KB Output is correct
26 Correct 31 ms 11084 KB Output is correct
27 Correct 31 ms 10956 KB Output is correct
28 Correct 33 ms 10920 KB Output is correct
29 Correct 20 ms 9868 KB Output is correct
30 Correct 62 ms 11432 KB Output is correct
31 Correct 105 ms 12684 KB Output is correct
32 Correct 106 ms 12696 KB Output is correct
33 Correct 115 ms 12700 KB Output is correct
34 Correct 100 ms 12688 KB Output is correct
35 Correct 91 ms 12640 KB Output is correct
36 Correct 97 ms 12644 KB Output is correct
37 Correct 94 ms 12676 KB Output is correct
38 Correct 74 ms 12656 KB Output is correct
39 Correct 72 ms 12624 KB Output is correct
40 Correct 76 ms 12584 KB Output is correct
41 Correct 73 ms 12644 KB Output is correct
42 Correct 75 ms 12640 KB Output is correct
43 Correct 74 ms 12688 KB Output is correct
44 Correct 70 ms 12672 KB Output is correct
45 Correct 71 ms 12620 KB Output is correct
46 Correct 78 ms 12856 KB Output is correct
47 Correct 1429 ms 72184 KB Output is correct
48 Correct 5541 ms 201656 KB Output is correct
49 Correct 6101 ms 219624 KB Output is correct
50 Correct 6106 ms 219508 KB Output is correct
51 Correct 6198 ms 219480 KB Output is correct
52 Correct 5924 ms 219588 KB Output is correct
53 Correct 6200 ms 219904 KB Output is correct
54 Correct 5449 ms 219652 KB Output is correct
55 Correct 5914 ms 219408 KB Output is correct
56 Correct 5604 ms 219724 KB Output is correct
57 Correct 5871 ms 219612 KB Output is correct
58 Correct 5324 ms 219504 KB Output is correct
59 Correct 4705 ms 200816 KB Output is correct
60 Correct 4829 ms 200904 KB Output is correct
61 Correct 4765 ms 200760 KB Output is correct
62 Correct 4908 ms 191792 KB Output is correct
63 Correct 4707 ms 191852 KB Output is correct
64 Correct 4382 ms 192180 KB Output is correct
65 Correct 4197 ms 182904 KB Output is correct
66 Correct 4075 ms 183044 KB Output is correct
67 Correct 4051 ms 182928 KB Output is correct