oj.uz

답안 #373614

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
373614 2021-03-05T09:29:33 Z SnowFlake7 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 277 ms 207724 KB 
#include <bits/stdc++.h>
#include "shoes.h"

using namespace std;

queue <int> q[300005];
int v[300005],aib[300005],n;
long long s;

void update(int poz, int val) {
    for (int i = poz;i <= n;i += i&(-i))
        aib[i] += val;
}
long long query(int poz) {
    s = 0;
    for (int i = poz;i > 0;i -= i&(-i))
        s += aib[i];
    return s;
}
int f(int x) {
    if (x > 0)
        return x + n;
    else
        return -x;
}
long long count_swaps(vector<int> s) {
    long long ans = 0,a;
    n = s.size();
    for (int i = 0;i < n;i++) {
        v[i + 1] = s[i];
        q[f(v[i + 1])].push(i + 1);
        update(i + 1, 1);
    }
    for (int i = 1;i <= n;i++) {
        if (q[f(v[i])].front() != i)
            continue;
        q[f(v[i])].pop();
        if (v[i] < 0)
            update(i, -1);
        a = q[f(-v[i])].front();
        q[f(-v[i])].pop();
        update(a, -1);
        ans += query(a);
        if (v[i] > 0)
            update(i, -1);
    }
    return ans;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 148 ms 202348 KB Output is correct
2 Correct 172 ms 202348 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 148 ms 202348 KB Output is correct
2 Correct 172 ms 202348 KB Output is correct
3 Correct 162 ms 202348 KB Output is correct
4 Correct 156 ms 202348 KB Output is correct
5 Correct 176 ms 202476 KB Output is correct
6 Correct 167 ms 202348 KB Output is correct
7 Correct 154 ms 202348 KB Output is correct
8 Correct 151 ms 202348 KB Output is correct
9 Correct 152 ms 202348 KB Output is correct
10 Correct 153 ms 202316 KB Output is correct
11 Correct 153 ms 202476 KB Output is correct
12 Correct 155 ms 202348 KB Output is correct
13 Correct 161 ms 202348 KB Output is correct
14 Correct 154 ms 202348 KB Output is correct
15 Correct 152 ms 202256 KB Output is correct
16 Correct 153 ms 202348 KB Output is correct
17 Correct 152 ms 202368 KB Output is correct
18 Correct 163 ms 202388 KB Output is correct
19 Correct 156 ms 202348 KB Output is correct
20 Correct 154 ms 202348 KB Output is correct
21 Correct 155 ms 202348 KB Output is correct
22 Correct 150 ms 202348 KB Output is correct
23 Correct 152 ms 202348 KB Output is correct
24 Correct 166 ms 202384 KB Output is correct
25 Correct 150 ms 202348 KB Output is correct
26 Correct 162 ms 202348 KB Output is correct
27 Correct 153 ms 202348 KB Output is correct
28 Correct 154 ms 202348 KB Output is correct
29 Correct 156 ms 202348 KB Output is correct
30 Correct 172 ms 202348 KB Output is correct
31 Correct 154 ms 202348 KB Output is correct
32 Correct 170 ms 202348 KB Output is correct
33 Correct 152 ms 202348 KB Output is correct
34 Correct 153 ms 202348 KB Output is correct
35 Correct 156 ms 202348 KB Output is correct
36 Correct 154 ms 202348 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 148 ms 202348 KB Output is correct
2 Correct 172 ms 202348 KB Output is correct
3 Correct 150 ms 202348 KB Output is correct
4 Correct 153 ms 202348 KB Output is correct
5 Correct 179 ms 202348 KB Output is correct
6 Correct 152 ms 202404 KB Output is correct
7 Correct 154 ms 202348 KB Output is correct
8 Correct 152 ms 202348 KB Output is correct
9 Correct 153 ms 202348 KB Output is correct
10 Correct 155 ms 202348 KB Output is correct
11 Correct 153 ms 202348 KB Output is correct
12 Correct 176 ms 202348 KB Output is correct
13 Correct 152 ms 202348 KB Output is correct
14 Correct 151 ms 202348 KB Output is correct
15 Correct 160 ms 202348 KB Output is correct
16 Correct 156 ms 202348 KB Output is correct
17 Correct 167 ms 202476 KB Output is correct
18 Correct 164 ms 202348 KB Output is correct
19 Correct 179 ms 202348 KB Output is correct
20 Correct 171 ms 202732 KB Output is correct
21 Correct 171 ms 202732 KB Output is correct
22 Correct 216 ms 206700 KB Output is correct
23 Correct 224 ms 206884 KB Output is correct
24 Correct 229 ms 206700 KB Output is correct
25 Correct 223 ms 206728 KB Output is correct
26 Correct 217 ms 207468 KB Output is correct
27 Correct 214 ms 207340 KB Output is correct
28 Correct 209 ms 207596 KB Output is correct
29 Correct 221 ms 207468 KB Output is correct
30 Correct 224 ms 207724 KB Output is correct
31 Correct 208 ms 207468 KB Output is correct
32 Correct 211 ms 207540 KB Output is correct
33 Correct 222 ms 207340 KB Output is correct
34 Correct 233 ms 207468 KB Output is correct
35 Correct 156 ms 202348 KB Output is correct
36 Correct 161 ms 202348 KB Output is correct
37 Correct 213 ms 207468 KB Output is correct
38 Correct 258 ms 207468 KB Output is correct
39 Correct 216 ms 207596 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 179 ms 202356 KB Output is correct
2 Correct 155 ms 202348 KB Output is correct
3 Correct 155 ms 202476 KB Output is correct
4 Correct 156 ms 202348 KB Output is correct
5 Correct 261 ms 206316 KB Output is correct
6 Correct 227 ms 206700 KB Output is correct
7 Correct 259 ms 206828 KB Output is correct
8 Correct 208 ms 207468 KB Output is correct
9 Correct 274 ms 206828 KB Output is correct
10 Correct 257 ms 206828 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 148 ms 202348 KB Output is correct
2 Correct 172 ms 202348 KB Output is correct
3 Correct 162 ms 202348 KB Output is correct
4 Correct 156 ms 202348 KB Output is correct
5 Correct 176 ms 202476 KB Output is correct
6 Correct 167 ms 202348 KB Output is correct
7 Correct 154 ms 202348 KB Output is correct
8 Correct 151 ms 202348 KB Output is correct
9 Correct 152 ms 202348 KB Output is correct
10 Correct 153 ms 202316 KB Output is correct
11 Correct 153 ms 202476 KB Output is correct
12 Correct 155 ms 202348 KB Output is correct
13 Correct 161 ms 202348 KB Output is correct
14 Correct 154 ms 202348 KB Output is correct
15 Correct 152 ms 202256 KB Output is correct
16 Correct 153 ms 202348 KB Output is correct
17 Correct 152 ms 202368 KB Output is correct
18 Correct 163 ms 202388 KB Output is correct
19 Correct 156 ms 202348 KB Output is correct
20 Correct 154 ms 202348 KB Output is correct
21 Correct 155 ms 202348 KB Output is correct
22 Correct 150 ms 202348 KB Output is correct
23 Correct 152 ms 202348 KB Output is correct
24 Correct 166 ms 202384 KB Output is correct
25 Correct 150 ms 202348 KB Output is correct
26 Correct 162 ms 202348 KB Output is correct
27 Correct 153 ms 202348 KB Output is correct
28 Correct 154 ms 202348 KB Output is correct
29 Correct 156 ms 202348 KB Output is correct
30 Correct 172 ms 202348 KB Output is correct
31 Correct 154 ms 202348 KB Output is correct
32 Correct 170 ms 202348 KB Output is correct
33 Correct 152 ms 202348 KB Output is correct
34 Correct 153 ms 202348 KB Output is correct
35 Correct 156 ms 202348 KB Output is correct
36 Correct 154 ms 202348 KB Output is correct
37 Correct 167 ms 202476 KB Output is correct
38 Correct 155 ms 202476 KB Output is correct
39 Correct 158 ms 202348 KB Output is correct
40 Correct 156 ms 202348 KB Output is correct
41 Correct 160 ms 202356 KB Output is correct
42 Correct 177 ms 202372 KB Output is correct
43 Correct 156 ms 202348 KB Output is correct
44 Correct 158 ms 202348 KB Output is correct
45 Correct 164 ms 202604 KB Output is correct
46 Correct 157 ms 202348 KB Output is correct
47 Correct 159 ms 202348 KB Output is correct
48 Correct 157 ms 202348 KB Output is correct
49 Correct 158 ms 202348 KB Output is correct
50 Correct 172 ms 202476 KB Output is correct
51 Correct 177 ms 202348 KB Output is correct
52 Correct 157 ms 202428 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 148 ms 202348 KB Output is correct
2 Correct 172 ms 202348 KB Output is correct
3 Correct 162 ms 202348 KB Output is correct
4 Correct 156 ms 202348 KB Output is correct
5 Correct 176 ms 202476 KB Output is correct
6 Correct 167 ms 202348 KB Output is correct
7 Correct 154 ms 202348 KB Output is correct
8 Correct 151 ms 202348 KB Output is correct
9 Correct 152 ms 202348 KB Output is correct
10 Correct 153 ms 202316 KB Output is correct
11 Correct 153 ms 202476 KB Output is correct
12 Correct 155 ms 202348 KB Output is correct
13 Correct 161 ms 202348 KB Output is correct
14 Correct 154 ms 202348 KB Output is correct
15 Correct 152 ms 202256 KB Output is correct
16 Correct 153 ms 202348 KB Output is correct
17 Correct 152 ms 202368 KB Output is correct
18 Correct 163 ms 202388 KB Output is correct
19 Correct 156 ms 202348 KB Output is correct
20 Correct 154 ms 202348 KB Output is correct
21 Correct 155 ms 202348 KB Output is correct
22 Correct 150 ms 202348 KB Output is correct
23 Correct 152 ms 202348 KB Output is correct
24 Correct 166 ms 202384 KB Output is correct
25 Correct 150 ms 202348 KB Output is correct
26 Correct 162 ms 202348 KB Output is correct
27 Correct 153 ms 202348 KB Output is correct
28 Correct 154 ms 202348 KB Output is correct
29 Correct 156 ms 202348 KB Output is correct
30 Correct 172 ms 202348 KB Output is correct
31 Correct 154 ms 202348 KB Output is correct
32 Correct 170 ms 202348 KB Output is correct
33 Correct 152 ms 202348 KB Output is correct
34 Correct 153 ms 202348 KB Output is correct
35 Correct 156 ms 202348 KB Output is correct
36 Correct 154 ms 202348 KB Output is correct
37 Correct 150 ms 202348 KB Output is correct
38 Correct 153 ms 202348 KB Output is correct
39 Correct 179 ms 202348 KB Output is correct
40 Correct 152 ms 202404 KB Output is correct
41 Correct 154 ms 202348 KB Output is correct
42 Correct 152 ms 202348 KB Output is correct
43 Correct 153 ms 202348 KB Output is correct
44 Correct 155 ms 202348 KB Output is correct
45 Correct 153 ms 202348 KB Output is correct
46 Correct 176 ms 202348 KB Output is correct
47 Correct 152 ms 202348 KB Output is correct
48 Correct 151 ms 202348 KB Output is correct
49 Correct 160 ms 202348 KB Output is correct
50 Correct 156 ms 202348 KB Output is correct
51 Correct 167 ms 202476 KB Output is correct
52 Correct 164 ms 202348 KB Output is correct
53 Correct 179 ms 202348 KB Output is correct
54 Correct 171 ms 202732 KB Output is correct
55 Correct 171 ms 202732 KB Output is correct
56 Correct 216 ms 206700 KB Output is correct
57 Correct 224 ms 206884 KB Output is correct
58 Correct 229 ms 206700 KB Output is correct
59 Correct 223 ms 206728 KB Output is correct
60 Correct 217 ms 207468 KB Output is correct
61 Correct 214 ms 207340 KB Output is correct
62 Correct 209 ms 207596 KB Output is correct
63 Correct 221 ms 207468 KB Output is correct
64 Correct 224 ms 207724 KB Output is correct
65 Correct 208 ms 207468 KB Output is correct
66 Correct 211 ms 207540 KB Output is correct
67 Correct 222 ms 207340 KB Output is correct
68 Correct 233 ms 207468 KB Output is correct
69 Correct 156 ms 202348 KB Output is correct
70 Correct 161 ms 202348 KB Output is correct
71 Correct 213 ms 207468 KB Output is correct
72 Correct 258 ms 207468 KB Output is correct
73 Correct 216 ms 207596 KB Output is correct
74 Correct 179 ms 202356 KB Output is correct
75 Correct 155 ms 202348 KB Output is correct
76 Correct 155 ms 202476 KB Output is correct
77 Correct 156 ms 202348 KB Output is correct
78 Correct 261 ms 206316 KB Output is correct
79 Correct 227 ms 206700 KB Output is correct
80 Correct 259 ms 206828 KB Output is correct
81 Correct 208 ms 207468 KB Output is correct
82 Correct 274 ms 206828 KB Output is correct
83 Correct 257 ms 206828 KB Output is correct
84 Correct 167 ms 202476 KB Output is correct
85 Correct 155 ms 202476 KB Output is correct
86 Correct 158 ms 202348 KB Output is correct
87 Correct 156 ms 202348 KB Output is correct
88 Correct 160 ms 202356 KB Output is correct
89 Correct 177 ms 202372 KB Output is correct
90 Correct 156 ms 202348 KB Output is correct
91 Correct 158 ms 202348 KB Output is correct
92 Correct 164 ms 202604 KB Output is correct
93 Correct 157 ms 202348 KB Output is correct
94 Correct 159 ms 202348 KB Output is correct
95 Correct 157 ms 202348 KB Output is correct
96 Correct 158 ms 202348 KB Output is correct
97 Correct 172 ms 202476 KB Output is correct
98 Correct 177 ms 202348 KB Output is correct
99 Correct 157 ms 202428 KB Output is correct
100 Correct 157 ms 202348 KB Output is correct
101 Correct 188 ms 202732 KB Output is correct
102 Correct 164 ms 202732 KB Output is correct
103 Correct 267 ms 206700 KB Output is correct
104 Correct 277 ms 206628 KB Output is correct
105 Correct 255 ms 206700 KB Output is correct
106 Correct 250 ms 206828 KB Output is correct
107 Correct 235 ms 206828 KB Output is correct
108 Correct 251 ms 206700 KB Output is correct
109 Correct 206 ms 207468 KB Output is correct
110 Correct 211 ms 207468 KB Output is correct
111 Correct 256 ms 206700 KB Output is correct
112 Correct 261 ms 206728 KB Output is correct
113 Correct 239 ms 206700 KB Output is correct
114 Correct 248 ms 206700 KB Output is correct
115 Correct 252 ms 206828 KB Output is correct