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Submission #212351

# Submission time Handle Problem Language Result Execution time Memory
212351 2020-03-22T18:10:34 Z jk89 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 215 ms 139896 KB 
#include <cstdio>
#include <algorithm>
#include <vector>
#include <queue>

using namespace std;

#define f first
#define s second

const int MAXN = 1e5 + 3;
const int MAXM = 512 * 1024 + 3;

int tree[MAXM];
deque<int> q[MAXN];
deque<int> q2[MAXN];
long long ret;

long long suma(int v) {
    ret = 0;
    while (v) {
        ret += tree[v];
        v /= 2;
    }
    return ret;
}

void dodaj(int v, int x, int y, int a, int b) {
    if (y < a || x > b)
        return;
    if (x >= a && y <= b) {
        tree[v]++;
        return;
    }
    dodaj(v * 2, x, (x + y) / 2, a, b);
    dodaj(v * 2 + 1, (x + y) / 2 + 1, y, a, b);
}

long long count_swaps(vector<int> v) {
    long long ans = 0, temp;
    int n = v.size();
    int x, y, pot = 1;
    while (pot < n)
        pot *= 2;
    for (int i = 1; i <= n; i++) {
        x = v[i - 1];
        if (x < 0) {
            x = -x;
            if (q[x].empty()) {
                q2[x].push_back(i);
                continue;
            }
            y = q[x].front();
            q[x].pop_front();
            temp = i - y - 1 - suma(y + pot - 1);
            dodaj(1, 1, pot, y, i);
            ans += temp + 1;
        }
        else {
            if (q2[x].empty()) {
                q[x].push_back(i);
                continue;
            }
            y = q2[x].front();
            q2[x].pop_front();
            temp = i - y - 1 - suma(y + pot - 1);
            dodaj(1, 1, pot, y, i);
            ans += temp;
        }
    }
    return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 135032 KB Output is correct
2 Correct 97 ms 134904 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 135032 KB Output is correct
2 Correct 97 ms 134904 KB Output is correct
3 Correct 96 ms 134908 KB Output is correct
4 Correct 98 ms 135004 KB Output is correct
5 Correct 111 ms 135032 KB Output is correct
6 Correct 102 ms 134904 KB Output is correct
7 Correct 121 ms 134904 KB Output is correct
8 Correct 129 ms 135032 KB Output is correct
9 Correct 122 ms 135072 KB Output is correct
10 Correct 160 ms 135008 KB Output is correct
11 Correct 94 ms 135032 KB Output is correct
12 Correct 100 ms 135032 KB Output is correct
13 Correct 133 ms 135032 KB Output is correct
14 Correct 100 ms 135032 KB Output is correct
15 Correct 156 ms 135032 KB Output is correct
16 Correct 97 ms 135032 KB Output is correct
17 Correct 99 ms 135032 KB Output is correct
18 Correct 96 ms 135032 KB Output is correct
19 Correct 96 ms 135008 KB Output is correct
20 Correct 95 ms 134904 KB Output is correct
21 Correct 97 ms 135036 KB Output is correct
22 Correct 94 ms 135032 KB Output is correct
23 Correct 96 ms 134904 KB Output is correct
24 Correct 96 ms 135032 KB Output is correct
25 Correct 94 ms 134904 KB Output is correct
26 Correct 113 ms 134952 KB Output is correct
27 Correct 137 ms 135008 KB Output is correct
28 Correct 97 ms 135008 KB Output is correct
29 Correct 95 ms 134904 KB Output is correct
30 Correct 96 ms 134904 KB Output is correct
31 Correct 95 ms 134904 KB Output is correct
32 Correct 99 ms 135032 KB Output is correct
33 Correct 98 ms 135032 KB Output is correct
34 Correct 101 ms 134904 KB Output is correct
35 Correct 98 ms 135036 KB Output is correct
36 Correct 97 ms 135032 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 135032 KB Output is correct
2 Correct 97 ms 134904 KB Output is correct
3 Correct 97 ms 135032 KB Output is correct
4 Correct 115 ms 134904 KB Output is correct
5 Correct 96 ms 135036 KB Output is correct
6 Correct 94 ms 134904 KB Output is correct
7 Correct 97 ms 134904 KB Output is correct
8 Correct 102 ms 134904 KB Output is correct
9 Correct 97 ms 134904 KB Output is correct
10 Correct 101 ms 135036 KB Output is correct
11 Correct 108 ms 134936 KB Output is correct
12 Correct 114 ms 134904 KB Output is correct
13 Correct 96 ms 134904 KB Output is correct
14 Correct 96 ms 135032 KB Output is correct
15 Correct 97 ms 134908 KB Output is correct
16 Correct 135 ms 135012 KB Output is correct
17 Correct 105 ms 134904 KB Output is correct
18 Correct 98 ms 135036 KB Output is correct
19 Correct 101 ms 135032 KB Output is correct
20 Correct 105 ms 135416 KB Output is correct
21 Correct 109 ms 135420 KB Output is correct
22 Correct 160 ms 139384 KB Output is correct
23 Correct 146 ms 138232 KB Output is correct
24 Correct 176 ms 139384 KB Output is correct
25 Correct 159 ms 139640 KB Output is correct
26 Correct 168 ms 139440 KB Output is correct
27 Correct 154 ms 137976 KB Output is correct
28 Correct 159 ms 139768 KB Output is correct
29 Correct 159 ms 139768 KB Output is correct
30 Correct 172 ms 139768 KB Output is correct
31 Correct 156 ms 139384 KB Output is correct
32 Correct 148 ms 139768 KB Output is correct
33 Correct 157 ms 139640 KB Output is correct
34 Correct 161 ms 139768 KB Output is correct
35 Correct 97 ms 134908 KB Output is correct
36 Correct 97 ms 134904 KB Output is correct
37 Correct 173 ms 139768 KB Output is correct
38 Correct 154 ms 139768 KB Output is correct
39 Correct 155 ms 139896 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 100 ms 135008 KB Output is correct
2 Correct 96 ms 135032 KB Output is correct
3 Correct 103 ms 134904 KB Output is correct
4 Correct 94 ms 134904 KB Output is correct
5 Correct 210 ms 139384 KB Output is correct
6 Correct 176 ms 139384 KB Output is correct
7 Correct 204 ms 139384 KB Output is correct
8 Correct 191 ms 139896 KB Output is correct
9 Correct 191 ms 139384 KB Output is correct
10 Correct 194 ms 139360 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 135032 KB Output is correct
2 Correct 97 ms 134904 KB Output is correct
3 Correct 96 ms 134908 KB Output is correct
4 Correct 98 ms 135004 KB Output is correct
5 Correct 111 ms 135032 KB Output is correct
6 Correct 102 ms 134904 KB Output is correct
7 Correct 121 ms 134904 KB Output is correct
8 Correct 129 ms 135032 KB Output is correct
9 Correct 122 ms 135072 KB Output is correct
10 Correct 160 ms 135008 KB Output is correct
11 Correct 94 ms 135032 KB Output is correct
12 Correct 100 ms 135032 KB Output is correct
13 Correct 133 ms 135032 KB Output is correct
14 Correct 100 ms 135032 KB Output is correct
15 Correct 156 ms 135032 KB Output is correct
16 Correct 97 ms 135032 KB Output is correct
17 Correct 99 ms 135032 KB Output is correct
18 Correct 96 ms 135032 KB Output is correct
19 Correct 96 ms 135008 KB Output is correct
20 Correct 95 ms 134904 KB Output is correct
21 Correct 97 ms 135036 KB Output is correct
22 Correct 94 ms 135032 KB Output is correct
23 Correct 96 ms 134904 KB Output is correct
24 Correct 96 ms 135032 KB Output is correct
25 Correct 94 ms 134904 KB Output is correct
26 Correct 113 ms 134952 KB Output is correct
27 Correct 137 ms 135008 KB Output is correct
28 Correct 97 ms 135008 KB Output is correct
29 Correct 95 ms 134904 KB Output is correct
30 Correct 96 ms 134904 KB Output is correct
31 Correct 95 ms 134904 KB Output is correct
32 Correct 99 ms 135032 KB Output is correct
33 Correct 98 ms 135032 KB Output is correct
34 Correct 101 ms 134904 KB Output is correct
35 Correct 98 ms 135036 KB Output is correct
36 Correct 97 ms 135032 KB Output is correct
37 Correct 114 ms 135032 KB Output is correct
38 Correct 122 ms 135032 KB Output is correct
39 Correct 97 ms 135032 KB Output is correct
40 Correct 97 ms 134904 KB Output is correct
41 Correct 99 ms 135036 KB Output is correct
42 Correct 121 ms 135032 KB Output is correct
43 Correct 95 ms 135004 KB Output is correct
44 Correct 95 ms 135032 KB Output is correct
45 Correct 95 ms 135032 KB Output is correct
46 Correct 96 ms 135032 KB Output is correct
47 Correct 94 ms 135032 KB Output is correct
48 Correct 110 ms 135036 KB Output is correct
49 Correct 94 ms 135032 KB Output is correct
50 Correct 99 ms 135032 KB Output is correct
51 Correct 122 ms 134984 KB Output is correct
52 Correct 95 ms 135032 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 108 ms 135032 KB Output is correct
2 Correct 97 ms 134904 KB Output is correct
3 Correct 96 ms 134908 KB Output is correct
4 Correct 98 ms 135004 KB Output is correct
5 Correct 111 ms 135032 KB Output is correct
6 Correct 102 ms 134904 KB Output is correct
7 Correct 121 ms 134904 KB Output is correct
8 Correct 129 ms 135032 KB Output is correct
9 Correct 122 ms 135072 KB Output is correct
10 Correct 160 ms 135008 KB Output is correct
11 Correct 94 ms 135032 KB Output is correct
12 Correct 100 ms 135032 KB Output is correct
13 Correct 133 ms 135032 KB Output is correct
14 Correct 100 ms 135032 KB Output is correct
15 Correct 156 ms 135032 KB Output is correct
16 Correct 97 ms 135032 KB Output is correct
17 Correct 99 ms 135032 KB Output is correct
18 Correct 96 ms 135032 KB Output is correct
19 Correct 96 ms 135008 KB Output is correct
20 Correct 95 ms 134904 KB Output is correct
21 Correct 97 ms 135036 KB Output is correct
22 Correct 94 ms 135032 KB Output is correct
23 Correct 96 ms 134904 KB Output is correct
24 Correct 96 ms 135032 KB Output is correct
25 Correct 94 ms 134904 KB Output is correct
26 Correct 113 ms 134952 KB Output is correct
27 Correct 137 ms 135008 KB Output is correct
28 Correct 97 ms 135008 KB Output is correct
29 Correct 95 ms 134904 KB Output is correct
30 Correct 96 ms 134904 KB Output is correct
31 Correct 95 ms 134904 KB Output is correct
32 Correct 99 ms 135032 KB Output is correct
33 Correct 98 ms 135032 KB Output is correct
34 Correct 101 ms 134904 KB Output is correct
35 Correct 98 ms 135036 KB Output is correct
36 Correct 97 ms 135032 KB Output is correct
37 Correct 97 ms 135032 KB Output is correct
38 Correct 115 ms 134904 KB Output is correct
39 Correct 96 ms 135036 KB Output is correct
40 Correct 94 ms 134904 KB Output is correct
41 Correct 97 ms 134904 KB Output is correct
42 Correct 102 ms 134904 KB Output is correct
43 Correct 97 ms 134904 KB Output is correct
44 Correct 101 ms 135036 KB Output is correct
45 Correct 108 ms 134936 KB Output is correct
46 Correct 114 ms 134904 KB Output is correct
47 Correct 96 ms 134904 KB Output is correct
48 Correct 96 ms 135032 KB Output is correct
49 Correct 97 ms 134908 KB Output is correct
50 Correct 135 ms 135012 KB Output is correct
51 Correct 105 ms 134904 KB Output is correct
52 Correct 98 ms 135036 KB Output is correct
53 Correct 101 ms 135032 KB Output is correct
54 Correct 105 ms 135416 KB Output is correct
55 Correct 109 ms 135420 KB Output is correct
56 Correct 160 ms 139384 KB Output is correct
57 Correct 146 ms 138232 KB Output is correct
58 Correct 176 ms 139384 KB Output is correct
59 Correct 159 ms 139640 KB Output is correct
60 Correct 168 ms 139440 KB Output is correct
61 Correct 154 ms 137976 KB Output is correct
62 Correct 159 ms 139768 KB Output is correct
63 Correct 159 ms 139768 KB Output is correct
64 Correct 172 ms 139768 KB Output is correct
65 Correct 156 ms 139384 KB Output is correct
66 Correct 148 ms 139768 KB Output is correct
67 Correct 157 ms 139640 KB Output is correct
68 Correct 161 ms 139768 KB Output is correct
69 Correct 97 ms 134908 KB Output is correct
70 Correct 97 ms 134904 KB Output is correct
71 Correct 173 ms 139768 KB Output is correct
72 Correct 154 ms 139768 KB Output is correct
73 Correct 155 ms 139896 KB Output is correct
74 Correct 100 ms 135008 KB Output is correct
75 Correct 96 ms 135032 KB Output is correct
76 Correct 103 ms 134904 KB Output is correct
77 Correct 94 ms 134904 KB Output is correct
78 Correct 210 ms 139384 KB Output is correct
79 Correct 176 ms 139384 KB Output is correct
80 Correct 204 ms 139384 KB Output is correct
81 Correct 191 ms 139896 KB Output is correct
82 Correct 191 ms 139384 KB Output is correct
83 Correct 194 ms 139360 KB Output is correct
84 Correct 114 ms 135032 KB Output is correct
85 Correct 122 ms 135032 KB Output is correct
86 Correct 97 ms 135032 KB Output is correct
87 Correct 97 ms 134904 KB Output is correct
88 Correct 99 ms 135036 KB Output is correct
89 Correct 121 ms 135032 KB Output is correct
90 Correct 95 ms 135004 KB Output is correct
91 Correct 95 ms 135032 KB Output is correct
92 Correct 95 ms 135032 KB Output is correct
93 Correct 96 ms 135032 KB Output is correct
94 Correct 94 ms 135032 KB Output is correct
95 Correct 110 ms 135036 KB Output is correct
96 Correct 94 ms 135032 KB Output is correct
97 Correct 99 ms 135032 KB Output is correct
98 Correct 122 ms 134984 KB Output is correct
99 Correct 95 ms 135032 KB Output is correct
100 Correct 96 ms 135024 KB Output is correct
101 Correct 103 ms 135416 KB Output is correct
102 Correct 102 ms 135416 KB Output is correct
103 Correct 208 ms 139384 KB Output is correct
104 Correct 169 ms 138108 KB Output is correct
105 Correct 196 ms 139384 KB Output is correct
106 Correct 191 ms 139384 KB Output is correct
107 Correct 160 ms 139328 KB Output is correct
108 Correct 164 ms 138232 KB Output is correct
109 Correct 180 ms 139872 KB Output is correct
110 Correct 155 ms 139768 KB Output is correct
111 Correct 190 ms 139388 KB Output is correct
112 Correct 215 ms 139384 KB Output is correct
113 Correct 191 ms 139384 KB Output is correct
114 Correct 194 ms 139384 KB Output is correct
115 Correct 196 ms 139384 KB Output is correct