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Submission #532810

# Submission time Handle Problem Language Result Execution time Memory
532810 2022-03-04T02:01:10 Z makanhulia Arranging Shoes (IOI19_shoes) C++17
100 / 100
 145 ms 138564 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;

const int N = 2e5;
const int nosus = 1e5;

queue<int>q[N + 5];
int BIT[N + 5];

int lsone(int x){
    return ((x) & (-x));
}

ll query(int x){
    x++;
    ll ret = 0;
    for(int i = x; i > 0; i -= lsone(i)){
        ret += BIT[i];
    }
    return ret;
}

ll query(int l, int r){
    return query(r) - query(l);
}

void update(int x, int val){
    x++;
    for(int i = x; i <= N; i += lsone(i)){
        BIT[i] += val;
    }
}
 
ll count_swaps(vector<int>v){
    int n = v.size();
    ll ans = 0;

    for(int i = 0; i < n; i++){
        int now = -v[i] + nosus;
        if(!q[now].empty()){
            int l = q[now].front();
            q[now].pop();
            ans += (i - l);
            ans -= (v[i] > 0);
            ans -= query(l, i);
            update(l, -1);
        } else{
            q[v[i] + nosus].push(i);
            update(i, 1);
        }
    }

    return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 134916 KB Output is correct
2 Correct 77 ms 134904 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 134916 KB Output is correct
2 Correct 77 ms 134904 KB Output is correct
3 Correct 78 ms 134852 KB Output is correct
4 Correct 77 ms 134852 KB Output is correct
5 Correct 87 ms 134920 KB Output is correct
6 Correct 99 ms 134932 KB Output is correct
7 Correct 78 ms 134908 KB Output is correct
8 Correct 79 ms 134852 KB Output is correct
9 Correct 84 ms 134912 KB Output is correct
10 Correct 84 ms 134852 KB Output is correct
11 Correct 86 ms 134872 KB Output is correct
12 Correct 79 ms 134848 KB Output is correct
13 Correct 76 ms 134888 KB Output is correct
14 Correct 80 ms 134956 KB Output is correct
15 Correct 84 ms 134892 KB Output is correct
16 Correct 98 ms 134896 KB Output is correct
17 Correct 79 ms 134924 KB Output is correct
18 Correct 78 ms 134876 KB Output is correct
19 Correct 79 ms 134852 KB Output is correct
20 Correct 79 ms 134884 KB Output is correct
21 Correct 83 ms 134956 KB Output is correct
22 Correct 81 ms 134852 KB Output is correct
23 Correct 101 ms 134928 KB Output is correct
24 Correct 81 ms 134956 KB Output is correct
25 Correct 78 ms 134832 KB Output is correct
26 Correct 79 ms 134864 KB Output is correct
27 Correct 81 ms 134920 KB Output is correct
28 Correct 79 ms 134852 KB Output is correct
29 Correct 86 ms 134888 KB Output is correct
30 Correct 90 ms 134836 KB Output is correct
31 Correct 77 ms 134880 KB Output is correct
32 Correct 83 ms 134940 KB Output is correct
33 Correct 77 ms 134836 KB Output is correct
34 Correct 80 ms 134860 KB Output is correct
35 Correct 98 ms 134848 KB Output is correct
36 Correct 82 ms 134912 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 134916 KB Output is correct
2 Correct 77 ms 134904 KB Output is correct
3 Correct 77 ms 134916 KB Output is correct
4 Correct 84 ms 134924 KB Output is correct
5 Correct 95 ms 134864 KB Output is correct
6 Correct 80 ms 134960 KB Output is correct
7 Correct 81 ms 134864 KB Output is correct
8 Correct 80 ms 134864 KB Output is correct
9 Correct 84 ms 134852 KB Output is correct
10 Correct 84 ms 134884 KB Output is correct
11 Correct 84 ms 134876 KB Output is correct
12 Correct 83 ms 134888 KB Output is correct
13 Correct 80 ms 134956 KB Output is correct
14 Correct 80 ms 134908 KB Output is correct
15 Correct 84 ms 134872 KB Output is correct
16 Correct 82 ms 134896 KB Output is correct
17 Correct 82 ms 134864 KB Output is correct
18 Correct 97 ms 134876 KB Output is correct
19 Correct 79 ms 134980 KB Output is correct
20 Correct 90 ms 135232 KB Output is correct
21 Correct 87 ms 135192 KB Output is correct
22 Correct 124 ms 138436 KB Output is correct
23 Correct 112 ms 138428 KB Output is correct
24 Correct 105 ms 138456 KB Output is correct
25 Correct 115 ms 138392 KB Output is correct
26 Correct 111 ms 138436 KB Output is correct
27 Correct 100 ms 138264 KB Output is correct
28 Correct 114 ms 138560 KB Output is correct
29 Correct 118 ms 138516 KB Output is correct
30 Correct 101 ms 138548 KB Output is correct
31 Correct 112 ms 138512 KB Output is correct
32 Correct 145 ms 138512 KB Output is correct
33 Correct 109 ms 138388 KB Output is correct
34 Correct 104 ms 138564 KB Output is correct
35 Correct 84 ms 134868 KB Output is correct
36 Correct 86 ms 134952 KB Output is correct
37 Correct 109 ms 138480 KB Output is correct
38 Correct 107 ms 138564 KB Output is correct
39 Correct 114 ms 138512 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 79 ms 134948 KB Output is correct
2 Correct 80 ms 134840 KB Output is correct
3 Correct 78 ms 135020 KB Output is correct
4 Correct 78 ms 134880 KB Output is correct
5 Correct 137 ms 138260 KB Output is correct
6 Correct 112 ms 138124 KB Output is correct
7 Correct 136 ms 138132 KB Output is correct
8 Correct 111 ms 138544 KB Output is correct
9 Correct 137 ms 138052 KB Output is correct
10 Correct 128 ms 138116 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 134916 KB Output is correct
2 Correct 77 ms 134904 KB Output is correct
3 Correct 78 ms 134852 KB Output is correct
4 Correct 77 ms 134852 KB Output is correct
5 Correct 87 ms 134920 KB Output is correct
6 Correct 99 ms 134932 KB Output is correct
7 Correct 78 ms 134908 KB Output is correct
8 Correct 79 ms 134852 KB Output is correct
9 Correct 84 ms 134912 KB Output is correct
10 Correct 84 ms 134852 KB Output is correct
11 Correct 86 ms 134872 KB Output is correct
12 Correct 79 ms 134848 KB Output is correct
13 Correct 76 ms 134888 KB Output is correct
14 Correct 80 ms 134956 KB Output is correct
15 Correct 84 ms 134892 KB Output is correct
16 Correct 98 ms 134896 KB Output is correct
17 Correct 79 ms 134924 KB Output is correct
18 Correct 78 ms 134876 KB Output is correct
19 Correct 79 ms 134852 KB Output is correct
20 Correct 79 ms 134884 KB Output is correct
21 Correct 83 ms 134956 KB Output is correct
22 Correct 81 ms 134852 KB Output is correct
23 Correct 101 ms 134928 KB Output is correct
24 Correct 81 ms 134956 KB Output is correct
25 Correct 78 ms 134832 KB Output is correct
26 Correct 79 ms 134864 KB Output is correct
27 Correct 81 ms 134920 KB Output is correct
28 Correct 79 ms 134852 KB Output is correct
29 Correct 86 ms 134888 KB Output is correct
30 Correct 90 ms 134836 KB Output is correct
31 Correct 77 ms 134880 KB Output is correct
32 Correct 83 ms 134940 KB Output is correct
33 Correct 77 ms 134836 KB Output is correct
34 Correct 80 ms 134860 KB Output is correct
35 Correct 98 ms 134848 KB Output is correct
36 Correct 82 ms 134912 KB Output is correct
37 Correct 79 ms 135016 KB Output is correct
38 Correct 83 ms 134928 KB Output is correct
39 Correct 81 ms 134932 KB Output is correct
40 Correct 86 ms 134852 KB Output is correct
41 Correct 79 ms 134936 KB Output is correct
42 Correct 79 ms 134892 KB Output is correct
43 Correct 76 ms 134924 KB Output is correct
44 Correct 80 ms 134852 KB Output is correct
45 Correct 98 ms 134860 KB Output is correct
46 Correct 82 ms 134880 KB Output is correct
47 Correct 79 ms 134920 KB Output is correct
48 Correct 79 ms 134960 KB Output is correct
49 Correct 80 ms 134884 KB Output is correct
50 Correct 78 ms 134860 KB Output is correct
51 Correct 80 ms 134896 KB Output is correct
52 Correct 86 ms 134960 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 134916 KB Output is correct
2 Correct 77 ms 134904 KB Output is correct
3 Correct 78 ms 134852 KB Output is correct
4 Correct 77 ms 134852 KB Output is correct
5 Correct 87 ms 134920 KB Output is correct
6 Correct 99 ms 134932 KB Output is correct
7 Correct 78 ms 134908 KB Output is correct
8 Correct 79 ms 134852 KB Output is correct
9 Correct 84 ms 134912 KB Output is correct
10 Correct 84 ms 134852 KB Output is correct
11 Correct 86 ms 134872 KB Output is correct
12 Correct 79 ms 134848 KB Output is correct
13 Correct 76 ms 134888 KB Output is correct
14 Correct 80 ms 134956 KB Output is correct
15 Correct 84 ms 134892 KB Output is correct
16 Correct 98 ms 134896 KB Output is correct
17 Correct 79 ms 134924 KB Output is correct
18 Correct 78 ms 134876 KB Output is correct
19 Correct 79 ms 134852 KB Output is correct
20 Correct 79 ms 134884 KB Output is correct
21 Correct 83 ms 134956 KB Output is correct
22 Correct 81 ms 134852 KB Output is correct
23 Correct 101 ms 134928 KB Output is correct
24 Correct 81 ms 134956 KB Output is correct
25 Correct 78 ms 134832 KB Output is correct
26 Correct 79 ms 134864 KB Output is correct
27 Correct 81 ms 134920 KB Output is correct
28 Correct 79 ms 134852 KB Output is correct
29 Correct 86 ms 134888 KB Output is correct
30 Correct 90 ms 134836 KB Output is correct
31 Correct 77 ms 134880 KB Output is correct
32 Correct 83 ms 134940 KB Output is correct
33 Correct 77 ms 134836 KB Output is correct
34 Correct 80 ms 134860 KB Output is correct
35 Correct 98 ms 134848 KB Output is correct
36 Correct 82 ms 134912 KB Output is correct
37 Correct 77 ms 134916 KB Output is correct
38 Correct 84 ms 134924 KB Output is correct
39 Correct 95 ms 134864 KB Output is correct
40 Correct 80 ms 134960 KB Output is correct
41 Correct 81 ms 134864 KB Output is correct
42 Correct 80 ms 134864 KB Output is correct
43 Correct 84 ms 134852 KB Output is correct
44 Correct 84 ms 134884 KB Output is correct
45 Correct 84 ms 134876 KB Output is correct
46 Correct 83 ms 134888 KB Output is correct
47 Correct 80 ms 134956 KB Output is correct
48 Correct 80 ms 134908 KB Output is correct
49 Correct 84 ms 134872 KB Output is correct
50 Correct 82 ms 134896 KB Output is correct
51 Correct 82 ms 134864 KB Output is correct
52 Correct 97 ms 134876 KB Output is correct
53 Correct 79 ms 134980 KB Output is correct
54 Correct 90 ms 135232 KB Output is correct
55 Correct 87 ms 135192 KB Output is correct
56 Correct 124 ms 138436 KB Output is correct
57 Correct 112 ms 138428 KB Output is correct
58 Correct 105 ms 138456 KB Output is correct
59 Correct 115 ms 138392 KB Output is correct
60 Correct 111 ms 138436 KB Output is correct
61 Correct 100 ms 138264 KB Output is correct
62 Correct 114 ms 138560 KB Output is correct
63 Correct 118 ms 138516 KB Output is correct
64 Correct 101 ms 138548 KB Output is correct
65 Correct 112 ms 138512 KB Output is correct
66 Correct 145 ms 138512 KB Output is correct
67 Correct 109 ms 138388 KB Output is correct
68 Correct 104 ms 138564 KB Output is correct
69 Correct 84 ms 134868 KB Output is correct
70 Correct 86 ms 134952 KB Output is correct
71 Correct 109 ms 138480 KB Output is correct
72 Correct 107 ms 138564 KB Output is correct
73 Correct 114 ms 138512 KB Output is correct
74 Correct 79 ms 134948 KB Output is correct
75 Correct 80 ms 134840 KB Output is correct
76 Correct 78 ms 135020 KB Output is correct
77 Correct 78 ms 134880 KB Output is correct
78 Correct 137 ms 138260 KB Output is correct
79 Correct 112 ms 138124 KB Output is correct
80 Correct 136 ms 138132 KB Output is correct
81 Correct 111 ms 138544 KB Output is correct
82 Correct 137 ms 138052 KB Output is correct
83 Correct 128 ms 138116 KB Output is correct
84 Correct 79 ms 135016 KB Output is correct
85 Correct 83 ms 134928 KB Output is correct
86 Correct 81 ms 134932 KB Output is correct
87 Correct 86 ms 134852 KB Output is correct
88 Correct 79 ms 134936 KB Output is correct
89 Correct 79 ms 134892 KB Output is correct
90 Correct 76 ms 134924 KB Output is correct
91 Correct 80 ms 134852 KB Output is correct
92 Correct 98 ms 134860 KB Output is correct
93 Correct 82 ms 134880 KB Output is correct
94 Correct 79 ms 134920 KB Output is correct
95 Correct 79 ms 134960 KB Output is correct
96 Correct 80 ms 134884 KB Output is correct
97 Correct 78 ms 134860 KB Output is correct
98 Correct 80 ms 134896 KB Output is correct
99 Correct 86 ms 134960 KB Output is correct
100 Correct 83 ms 134904 KB Output is correct
101 Correct 83 ms 135268 KB Output is correct
102 Correct 89 ms 135276 KB Output is correct
103 Correct 140 ms 138436 KB Output is correct
104 Correct 137 ms 138496 KB Output is correct
105 Correct 123 ms 138436 KB Output is correct
106 Correct 133 ms 138116 KB Output is correct
107 Correct 119 ms 138520 KB Output is correct
108 Correct 119 ms 138396 KB Output is correct
109 Correct 104 ms 138516 KB Output is correct
110 Correct 108 ms 138460 KB Output is correct
111 Correct 136 ms 138100 KB Output is correct
112 Correct 139 ms 138516 KB Output is correct
113 Correct 120 ms 138084 KB Output is correct
114 Correct 131 ms 138136 KB Output is correct
115 Correct 143 ms 138052 KB Output is correct