oj.uz

Submission #985927

# Submission time Handle Problem Language Result Execution time Memory
985927 2024-05-19T11:13:29 Z user736482 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 240 ms 88604 KB 
#include<bits/stdc++.h>
#include "shoes.h"
using namespace std;

//#pragma GCC optimize ("O3")

int licz[200007];
vector<int>zacz[200007];
vector<pair<int,int>>przez[200007];
vector<int>plus_[200007],minus_[200007];

void init(){
    for(int i=0;i<200007;i++){
        int ak=1;
        while(ak+i<200007 && i%ak==0){
            zacz[i].push_back(0);
            for(int j=0;j<ak;j++){
                przez[i+j].push_back({i,(int)zacz[i].size()-1});
            }
            ak*=2;
        }
        //cout<<zacz[i].size()<<" ";
    }
}
void change(int pos,int val){
    for(int i=0;i<(int)przez[pos].size();i++){
        zacz[przez[pos][i].first][przez[pos][i].second]+=val-licz[pos];
        //cout<<37<<" ";
    }
    licz[pos]=val;
}
int get(int x, int y){
    int ak=1,logarithm=0;
    int odp=0;
    y++;
    while(x!=y){
        //cout<<3;
        while(x+ak*2<=y && (int)zacz[x].size()>logarithm+1){
            ak*=2;
            logarithm++;
        }
        odp+=zacz[x][logarithm];
        x+=ak;
        while(x+ak>y){
            ak/=2;
            logarithm--;
        }
        
    }
    return odp;
}
long long count_swaps(vector<int>v){
    long long odp=0;
    for(int i=(int)v.size()-1;i>=0;i--){
        if(v[i]>0){
            plus_[v[i]].push_back(i);
        }
        else{
          //  cout<<-v[i]<<"\n";
            minus_[-v[i]].push_back(i);
        }
    }
    init();
    for(int i=0;i<(int)v.size();i++){
        if(licz[i]==1) continue;
        if(v[i]>0){
            odp++;
            odp+=minus_[v[i]][(int)minus_[v[i]].size()-1]-i-1;
           // cout<<minus_[v[i]].size();return -1;
            odp-=get(i+1,minus_[v[i]][(int)minus_[v[i]].size()-1]-1);
            change(i,1);
            change(minus_[v[i]][(int)minus_[v[i]].size()-1],1);
            plus_[v[i]].pop_back();
            minus_[v[i]].pop_back();
        }
        else{
            //return -1;
            odp+=plus_[-v[i]][(int)plus_[-v[i]].size()-1]-i-1;
            odp-=get(i+1,plus_[-v[i]][(int)plus_[-v[i]].size()-1]-1);
            change(i,1);
            change(plus_[-v[i]][(int)plus_[-v[i]].size()-1],1);
            plus_[-v[i]].pop_back();
            minus_[-v[i]].pop_back();
        }
    }
    return odp;
}
/*int main(){
    vector<int>v={1,1,-1,1,-1,-1};
    cout<<count_swaps(v);
    //init();
    //change(5,1);
    //cout<<get(0,200000);
    return 0;
}*/

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 115 ms 78720 KB Output is correct
2 Correct 116 ms 78640 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 115 ms 78720 KB Output is correct
2 Correct 116 ms 78640 KB Output is correct
3 Correct 117 ms 78700 KB Output is correct
4 Correct 116 ms 78772 KB Output is correct
5 Correct 117 ms 78740 KB Output is correct
6 Correct 115 ms 78676 KB Output is correct
7 Correct 119 ms 78856 KB Output is correct
8 Correct 116 ms 78680 KB Output is correct
9 Correct 115 ms 78672 KB Output is correct
10 Correct 115 ms 78632 KB Output is correct
11 Correct 118 ms 78676 KB Output is correct
12 Correct 115 ms 78656 KB Output is correct
13 Correct 117 ms 78736 KB Output is correct
14 Correct 114 ms 78768 KB Output is correct
15 Correct 118 ms 78872 KB Output is correct
16 Correct 115 ms 78672 KB Output is correct
17 Correct 116 ms 78560 KB Output is correct
18 Correct 115 ms 78704 KB Output is correct
19 Correct 119 ms 78676 KB Output is correct
20 Correct 115 ms 78748 KB Output is correct
21 Correct 115 ms 78600 KB Output is correct
22 Correct 133 ms 78676 KB Output is correct
23 Correct 117 ms 78676 KB Output is correct
24 Correct 116 ms 78632 KB Output is correct
25 Correct 115 ms 78676 KB Output is correct
26 Correct 118 ms 78732 KB Output is correct
27 Correct 115 ms 78680 KB Output is correct
28 Correct 129 ms 78756 KB Output is correct
29 Correct 120 ms 78672 KB Output is correct
30 Correct 119 ms 78532 KB Output is correct
31 Correct 116 ms 78536 KB Output is correct
32 Correct 117 ms 78672 KB Output is correct
33 Correct 119 ms 78904 KB Output is correct
34 Correct 115 ms 78672 KB Output is correct
35 Correct 115 ms 78676 KB Output is correct
36 Correct 118 ms 78676 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 115 ms 78720 KB Output is correct
2 Correct 116 ms 78640 KB Output is correct
3 Correct 117 ms 78676 KB Output is correct
4 Correct 116 ms 78768 KB Output is correct
5 Correct 115 ms 78676 KB Output is correct
6 Correct 115 ms 78648 KB Output is correct
7 Correct 120 ms 78928 KB Output is correct
8 Correct 115 ms 78544 KB Output is correct
9 Correct 116 ms 78676 KB Output is correct
10 Correct 115 ms 78732 KB Output is correct
11 Correct 117 ms 78672 KB Output is correct
12 Correct 115 ms 78676 KB Output is correct
13 Correct 116 ms 78672 KB Output is correct
14 Correct 117 ms 78728 KB Output is correct
15 Correct 119 ms 78724 KB Output is correct
16 Correct 116 ms 78768 KB Output is correct
17 Correct 116 ms 78724 KB Output is correct
18 Correct 116 ms 78744 KB Output is correct
19 Correct 119 ms 78568 KB Output is correct
20 Correct 121 ms 79188 KB Output is correct
21 Correct 120 ms 78956 KB Output is correct
22 Correct 157 ms 83180 KB Output is correct
23 Correct 139 ms 83140 KB Output is correct
24 Correct 152 ms 83116 KB Output is correct
25 Correct 163 ms 82764 KB Output is correct
26 Correct 153 ms 83396 KB Output is correct
27 Correct 140 ms 82888 KB Output is correct
28 Correct 156 ms 83032 KB Output is correct
29 Correct 159 ms 83132 KB Output is correct
30 Correct 158 ms 83020 KB Output is correct
31 Correct 154 ms 83048 KB Output is correct
32 Correct 156 ms 83156 KB Output is correct
33 Correct 158 ms 83020 KB Output is correct
34 Correct 159 ms 83024 KB Output is correct
35 Correct 116 ms 78672 KB Output is correct
36 Correct 117 ms 78932 KB Output is correct
37 Correct 157 ms 83020 KB Output is correct
38 Correct 157 ms 83020 KB Output is correct
39 Correct 158 ms 83016 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 117 ms 78612 KB Output is correct
2 Correct 116 ms 78628 KB Output is correct
3 Correct 115 ms 78672 KB Output is correct
4 Correct 117 ms 78652 KB Output is correct
5 Correct 187 ms 88400 KB Output is correct
6 Correct 171 ms 83540 KB Output is correct
7 Correct 190 ms 88480 KB Output is correct
8 Correct 155 ms 83188 KB Output is correct
9 Correct 187 ms 88404 KB Output is correct
10 Correct 186 ms 85588 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 115 ms 78720 KB Output is correct
2 Correct 116 ms 78640 KB Output is correct
3 Correct 117 ms 78700 KB Output is correct
4 Correct 116 ms 78772 KB Output is correct
5 Correct 117 ms 78740 KB Output is correct
6 Correct 115 ms 78676 KB Output is correct
7 Correct 119 ms 78856 KB Output is correct
8 Correct 116 ms 78680 KB Output is correct
9 Correct 115 ms 78672 KB Output is correct
10 Correct 115 ms 78632 KB Output is correct
11 Correct 118 ms 78676 KB Output is correct
12 Correct 115 ms 78656 KB Output is correct
13 Correct 117 ms 78736 KB Output is correct
14 Correct 114 ms 78768 KB Output is correct
15 Correct 118 ms 78872 KB Output is correct
16 Correct 115 ms 78672 KB Output is correct
17 Correct 116 ms 78560 KB Output is correct
18 Correct 115 ms 78704 KB Output is correct
19 Correct 119 ms 78676 KB Output is correct
20 Correct 115 ms 78748 KB Output is correct
21 Correct 115 ms 78600 KB Output is correct
22 Correct 133 ms 78676 KB Output is correct
23 Correct 117 ms 78676 KB Output is correct
24 Correct 116 ms 78632 KB Output is correct
25 Correct 115 ms 78676 KB Output is correct
26 Correct 118 ms 78732 KB Output is correct
27 Correct 115 ms 78680 KB Output is correct
28 Correct 129 ms 78756 KB Output is correct
29 Correct 120 ms 78672 KB Output is correct
30 Correct 119 ms 78532 KB Output is correct
31 Correct 116 ms 78536 KB Output is correct
32 Correct 117 ms 78672 KB Output is correct
33 Correct 119 ms 78904 KB Output is correct
34 Correct 115 ms 78672 KB Output is correct
35 Correct 115 ms 78676 KB Output is correct
36 Correct 118 ms 78676 KB Output is correct
37 Correct 116 ms 78676 KB Output is correct
38 Correct 114 ms 78672 KB Output is correct
39 Correct 115 ms 78764 KB Output is correct
40 Correct 117 ms 78676 KB Output is correct
41 Correct 117 ms 78672 KB Output is correct
42 Correct 118 ms 78836 KB Output is correct
43 Correct 116 ms 78768 KB Output is correct
44 Correct 117 ms 78676 KB Output is correct
45 Correct 116 ms 78816 KB Output is correct
46 Correct 116 ms 78672 KB Output is correct
47 Correct 116 ms 78596 KB Output is correct
48 Correct 116 ms 78792 KB Output is correct
49 Correct 116 ms 78676 KB Output is correct
50 Correct 117 ms 78676 KB Output is correct
51 Correct 118 ms 78676 KB Output is correct
52 Correct 119 ms 78688 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 115 ms 78720 KB Output is correct
2 Correct 116 ms 78640 KB Output is correct
3 Correct 117 ms 78700 KB Output is correct
4 Correct 116 ms 78772 KB Output is correct
5 Correct 117 ms 78740 KB Output is correct
6 Correct 115 ms 78676 KB Output is correct
7 Correct 119 ms 78856 KB Output is correct
8 Correct 116 ms 78680 KB Output is correct
9 Correct 115 ms 78672 KB Output is correct
10 Correct 115 ms 78632 KB Output is correct
11 Correct 118 ms 78676 KB Output is correct
12 Correct 115 ms 78656 KB Output is correct
13 Correct 117 ms 78736 KB Output is correct
14 Correct 114 ms 78768 KB Output is correct
15 Correct 118 ms 78872 KB Output is correct
16 Correct 115 ms 78672 KB Output is correct
17 Correct 116 ms 78560 KB Output is correct
18 Correct 115 ms 78704 KB Output is correct
19 Correct 119 ms 78676 KB Output is correct
20 Correct 115 ms 78748 KB Output is correct
21 Correct 115 ms 78600 KB Output is correct
22 Correct 133 ms 78676 KB Output is correct
23 Correct 117 ms 78676 KB Output is correct
24 Correct 116 ms 78632 KB Output is correct
25 Correct 115 ms 78676 KB Output is correct
26 Correct 118 ms 78732 KB Output is correct
27 Correct 115 ms 78680 KB Output is correct
28 Correct 129 ms 78756 KB Output is correct
29 Correct 120 ms 78672 KB Output is correct
30 Correct 119 ms 78532 KB Output is correct
31 Correct 116 ms 78536 KB Output is correct
32 Correct 117 ms 78672 KB Output is correct
33 Correct 119 ms 78904 KB Output is correct
34 Correct 115 ms 78672 KB Output is correct
35 Correct 115 ms 78676 KB Output is correct
36 Correct 118 ms 78676 KB Output is correct
37 Correct 117 ms 78676 KB Output is correct
38 Correct 116 ms 78768 KB Output is correct
39 Correct 115 ms 78676 KB Output is correct
40 Correct 115 ms 78648 KB Output is correct
41 Correct 120 ms 78928 KB Output is correct
42 Correct 115 ms 78544 KB Output is correct
43 Correct 116 ms 78676 KB Output is correct
44 Correct 115 ms 78732 KB Output is correct
45 Correct 117 ms 78672 KB Output is correct
46 Correct 115 ms 78676 KB Output is correct
47 Correct 116 ms 78672 KB Output is correct
48 Correct 117 ms 78728 KB Output is correct
49 Correct 119 ms 78724 KB Output is correct
50 Correct 116 ms 78768 KB Output is correct
51 Correct 116 ms 78724 KB Output is correct
52 Correct 116 ms 78744 KB Output is correct
53 Correct 119 ms 78568 KB Output is correct
54 Correct 121 ms 79188 KB Output is correct
55 Correct 120 ms 78956 KB Output is correct
56 Correct 157 ms 83180 KB Output is correct
57 Correct 139 ms 83140 KB Output is correct
58 Correct 152 ms 83116 KB Output is correct
59 Correct 163 ms 82764 KB Output is correct
60 Correct 153 ms 83396 KB Output is correct
61 Correct 140 ms 82888 KB Output is correct
62 Correct 156 ms 83032 KB Output is correct
63 Correct 159 ms 83132 KB Output is correct
64 Correct 158 ms 83020 KB Output is correct
65 Correct 154 ms 83048 KB Output is correct
66 Correct 156 ms 83156 KB Output is correct
67 Correct 158 ms 83020 KB Output is correct
68 Correct 159 ms 83024 KB Output is correct
69 Correct 116 ms 78672 KB Output is correct
70 Correct 117 ms 78932 KB Output is correct
71 Correct 157 ms 83020 KB Output is correct
72 Correct 157 ms 83020 KB Output is correct
73 Correct 158 ms 83016 KB Output is correct
74 Correct 117 ms 78612 KB Output is correct
75 Correct 116 ms 78628 KB Output is correct
76 Correct 115 ms 78672 KB Output is correct
77 Correct 117 ms 78652 KB Output is correct
78 Correct 187 ms 88400 KB Output is correct
79 Correct 171 ms 83540 KB Output is correct
80 Correct 190 ms 88480 KB Output is correct
81 Correct 155 ms 83188 KB Output is correct
82 Correct 187 ms 88404 KB Output is correct
83 Correct 186 ms 85588 KB Output is correct
84 Correct 116 ms 78676 KB Output is correct
85 Correct 114 ms 78672 KB Output is correct
86 Correct 115 ms 78764 KB Output is correct
87 Correct 117 ms 78676 KB Output is correct
88 Correct 117 ms 78672 KB Output is correct
89 Correct 118 ms 78836 KB Output is correct
90 Correct 116 ms 78768 KB Output is correct
91 Correct 117 ms 78676 KB Output is correct
92 Correct 116 ms 78816 KB Output is correct
93 Correct 116 ms 78672 KB Output is correct
94 Correct 116 ms 78596 KB Output is correct
95 Correct 116 ms 78792 KB Output is correct
96 Correct 116 ms 78676 KB Output is correct
97 Correct 117 ms 78676 KB Output is correct
98 Correct 118 ms 78676 KB Output is correct
99 Correct 119 ms 78688 KB Output is correct
100 Correct 117 ms 78756 KB Output is correct
101 Correct 124 ms 79656 KB Output is correct
102 Correct 123 ms 79184 KB Output is correct
103 Correct 240 ms 88464 KB Output is correct
104 Correct 173 ms 88564 KB Output is correct
105 Correct 207 ms 85840 KB Output is correct
106 Correct 195 ms 88400 KB Output is correct
107 Correct 172 ms 83844 KB Output is correct
108 Correct 164 ms 84076 KB Output is correct
109 Correct 161 ms 83072 KB Output is correct
110 Correct 157 ms 83020 KB Output is correct
111 Correct 190 ms 88012 KB Output is correct
112 Correct 220 ms 87376 KB Output is correct
113 Correct 204 ms 83692 KB Output is correct
114 Correct 205 ms 88432 KB Output is correct
115 Correct 191 ms 88604 KB Output is correct