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Submission #251588

# Submission time Handle Problem Language Result Execution time Memory
251588 2020-07-21T20:13:18 Z test2 Bubble Sort 2 (JOI18_bubblesort2) C++14
60 / 100
 1050 ms 230256 KB 
#include<bits/stdc++.h>
#include "bubblesort2.h"
 
using namespace std ; 

const int N = 5e5 + 7 ;  
int n; 

int tree[N * 3] , lazy[N * 3] ; 
set<int> ixs[N]; 

void update(int node , int L , int R , int l , int r , int val){
        if(l > R || r < L || l > r)
                return ; 

        if(L>=l && R<=r){
                lazy[node] += val ; 
                return ; 
        }
        int mid = (L + R) >>1  ; 

        update(node*2+1 , L , mid , l , r , val) ; 
        update(node*2+2 , mid+1 , R , l , r, val) ; 
        tree[node] = max(tree[node *2 +1] + lazy[node*2+1] , tree[node*2+2] + lazy[node *2+2] ); 
}

int query(int node , int L , int R , int l , int r ){
        if(l > R || r < L || l > r)
                return -N ; 
        if(L>=l && R<=r)
                return tree[node] + lazy[node]; 
        int mid = (L+R) >> 1 ; 
        int s1 = query(node*2+1 , L , mid , l , r) ; 
        int s2 = query(node*2+2 , mid+1 , R , l , r ) ; 
        return max(s1 , s2) + lazy[node] ; 
}
int js[N] ; 

void add(int ix , int val){
        ixs[ix].insert(val) ; 
        auto u = ixs[ix].end() ; u -- ; 
        int mx = *u ; 
        update(0 , 1, N , ix , ix , mx - js[ix]) ;
        js[ix] = mx ; 
}

void del(int ix , int val){
        ixs[ix].erase(ixs[ix].find(val)) ; 
        auto u = ixs[ix].end() ; u -- ;
        int mx = *u ; 
        update(0 , 1 , N , ix , ix , mx - js[ix]) ; 
        js[ix] = mx ;         
}

unordered_map<int , int > com ; 
vector<int> aux ; 

std::vector<int> countScans(std::vector<int> A,std::vector<int> X,std::vector<int> V){

	int Q=X.size();
        n = (int) A.size() ; 
	std::vector<int> answer(Q);

        for(auto u : A)
                aux.push_back(u) ; 
        for(auto u : V)
                aux.push_back(u) ; 
        sort(aux.begin() , aux.end()) ; 
        int l = 0 , now = 0 ;
        for(int i = 0 ;i < (int) aux.size() ;i++){
                if(aux[i] > l)
                        now ++ ; 
                com[aux[i]] = now ; 
                l = aux[i] ;
        }
        for(int i = 0 ; i < n; i++){
                A[i] = com[A[i]] ; 
        }
        for(int i = 0 ;i < Q ;i++){
                V[i] = com[V[i]] ; 
        }

        for(int i = 1 ;i<=now ; i++){
                add(i , -N  ) ; 
        }

        for(int i = 0 ; i < n; i++){
                add(A[i] , i) ; 
                update( 0 , 1 , N , A[i] , now  , -1) ; 
        }

	for (int j=0;j<Q;j++) {
                del(A[X[j]] , X[j]) ; 
                add(V[j] , X[j]) ; 
                if(V[j] >=A[X[j]]){
                        update( 0 , 1 , N , A[X[j]]  , V[j] -1 , +1) ;                 
                }
                else{
                        update( 0 , 1 ,N , V[j]  , A[X[j]] -1  , -1) ; 
                }
		A[ X[j] ] = V[ j ] ; 

                answer[j] =  query(0 , 1 , N , 1 , now  ) +1; 
                answer[j] = max(answer[j] , -100) ; 

	}
	return answer;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 24064 KB Output is correct
2 Correct 19 ms 24096 KB Output is correct
3 Correct 19 ms 24448 KB Output is correct
4 Correct 23 ms 24448 KB Output is correct
5 Correct 20 ms 24448 KB Output is correct
6 Correct 23 ms 24448 KB Output is correct
7 Correct 32 ms 24440 KB Output is correct
8 Correct 20 ms 24448 KB Output is correct
9 Correct 19 ms 24448 KB Output is correct
10 Correct 18 ms 24448 KB Output is correct
11 Correct 19 ms 24448 KB Output is correct
12 Correct 20 ms 24448 KB Output is correct
13 Correct 19 ms 24448 KB Output is correct
14 Correct 19 ms 24448 KB Output is correct
15 Correct 19 ms 24448 KB Output is correct
16 Correct 18 ms 24320 KB Output is correct
17 Correct 18 ms 24320 KB Output is correct
18 Correct 18 ms 24320 KB Output is correct

Subtask #2
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 24064 KB Output is correct
2 Correct 19 ms 24096 KB Output is correct
3 Correct 19 ms 24448 KB Output is correct
4 Correct 23 ms 24448 KB Output is correct
5 Correct 20 ms 24448 KB Output is correct
6 Correct 23 ms 24448 KB Output is correct
7 Correct 32 ms 24440 KB Output is correct
8 Correct 20 ms 24448 KB Output is correct
9 Correct 19 ms 24448 KB Output is correct
10 Correct 18 ms 24448 KB Output is correct
11 Correct 19 ms 24448 KB Output is correct
12 Correct 20 ms 24448 KB Output is correct
13 Correct 19 ms 24448 KB Output is correct
14 Correct 19 ms 24448 KB Output is correct
15 Correct 19 ms 24448 KB Output is correct
16 Correct 18 ms 24320 KB Output is correct
17 Correct 18 ms 24320 KB Output is correct
18 Correct 18 ms 24320 KB Output is correct
19 Correct 38 ms 26104 KB Output is correct
20 Correct 42 ms 26360 KB Output is correct
21 Correct 40 ms 26368 KB Output is correct
22 Correct 42 ms 26360 KB Output is correct
23 Correct 39 ms 26104 KB Output is correct
24 Correct 40 ms 26156 KB Output is correct
25 Correct 39 ms 25976 KB Output is correct
26 Correct 38 ms 25976 KB Output is correct
27 Correct 42 ms 25848 KB Output is correct
28 Correct 37 ms 25848 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 25628 KB Output is correct
2 Correct 91 ms 26868 KB Output is correct
3 Correct 143 ms 28016 KB Output is correct
4 Correct 158 ms 28080 KB Output is correct
5 Correct 143 ms 28016 KB Output is correct
6 Correct 141 ms 28016 KB Output is correct
7 Correct 147 ms 28144 KB Output is correct
8 Correct 139 ms 28016 KB Output is correct
9 Correct 142 ms 28016 KB Output is correct
10 Correct 117 ms 28016 KB Output is correct
11 Correct 122 ms 28020 KB Output is correct
12 Correct 118 ms 28016 KB Output is correct
13 Correct 120 ms 28016 KB Output is correct
14 Correct 116 ms 28016 KB Output is correct
15 Correct 121 ms 28156 KB Output is correct
16 Correct 113 ms 28016 KB Output is correct
17 Correct 114 ms 28016 KB Output is correct
18 Correct 112 ms 28016 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 24064 KB Output is correct
2 Correct 19 ms 24096 KB Output is correct
3 Correct 19 ms 24448 KB Output is correct
4 Correct 23 ms 24448 KB Output is correct
5 Correct 20 ms 24448 KB Output is correct
6 Correct 23 ms 24448 KB Output is correct
7 Correct 32 ms 24440 KB Output is correct
8 Correct 20 ms 24448 KB Output is correct
9 Correct 19 ms 24448 KB Output is correct
10 Correct 18 ms 24448 KB Output is correct
11 Correct 19 ms 24448 KB Output is correct
12 Correct 20 ms 24448 KB Output is correct
13 Correct 19 ms 24448 KB Output is correct
14 Correct 19 ms 24448 KB Output is correct
15 Correct 19 ms 24448 KB Output is correct
16 Correct 18 ms 24320 KB Output is correct
17 Correct 18 ms 24320 KB Output is correct
18 Correct 18 ms 24320 KB Output is correct
19 Correct 38 ms 26104 KB Output is correct
20 Correct 42 ms 26360 KB Output is correct
21 Correct 40 ms 26368 KB Output is correct
22 Correct 42 ms 26360 KB Output is correct
23 Correct 39 ms 26104 KB Output is correct
24 Correct 40 ms 26156 KB Output is correct
25 Correct 39 ms 25976 KB Output is correct
26 Correct 38 ms 25976 KB Output is correct
27 Correct 42 ms 25848 KB Output is correct
28 Correct 37 ms 25848 KB Output is correct
29 Correct 42 ms 25628 KB Output is correct
30 Correct 91 ms 26868 KB Output is correct
31 Correct 143 ms 28016 KB Output is correct
32 Correct 158 ms 28080 KB Output is correct
33 Correct 143 ms 28016 KB Output is correct
34 Correct 141 ms 28016 KB Output is correct
35 Correct 147 ms 28144 KB Output is correct
36 Correct 139 ms 28016 KB Output is correct
37 Correct 142 ms 28016 KB Output is correct
38 Correct 117 ms 28016 KB Output is correct
39 Correct 122 ms 28020 KB Output is correct
40 Correct 118 ms 28016 KB Output is correct
41 Correct 120 ms 28016 KB Output is correct
42 Correct 116 ms 28016 KB Output is correct
43 Correct 121 ms 28156 KB Output is correct
44 Correct 113 ms 28016 KB Output is correct
45 Correct 114 ms 28016 KB Output is correct
46 Correct 112 ms 28016 KB Output is correct
47 Correct 798 ms 68104 KB Output is correct
48 Runtime error 1050 ms 230256 KB Execution killed with signal 11 (could be triggered by violating memory limits)
49 Halted 0 ms 0 KB -