oj.uz

답안 #584420

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
584420 2022-06-27T11:23:10 Z Valters07 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 603 ms 146612 KB 
#include <bits/stdc++.h>
#include "shoes.h"
#pragma GCC optimize("O2,unroll-loops")
#define fio ios_base::sync_with_stdio(0);cin.tie(0);
#define ll long long
#define en cin.close();return 0;
#define pb push_back
#define fi first//printf("%lli\n",cur);
#define se second//scanf("%lli",&n);
#define r0 return 0;
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int N = 2e5+5;
int f[N];
void add(int pos, int val)
{
    pos++;
    while(pos<N)
        f[pos]+=val,
        pos+=(pos&(-pos));
}
int sum(int pos)
{
    int ret = 0;
    while(pos)
        ret+=f[pos],
        pos-=(pos&(-pos));
    return ret;
}
int sum_seg(int l, int r)
{
    l++,r++;
    return sum(r)-sum(l-1);
}
ll count_swaps(vector<int> ve)
{
    int n = ve.size();
    map<int,queue<int> > mp;
    for(int i = 0;i<n;i++)
        mp[ve[i]].push(i);
    ll ans = 0;
    for(int i = 0;i<n;i++)
    {
        if(mp[ve[i]].empty()||mp[ve[i]].front()!=i)
            continue;
        int p1 = i, p2 = mp[-ve[i]].front();
        mp[ve[i]].pop();
        mp[-ve[i]].pop();
        ans+=(p2-p1-1)+(ve[i]>0)-sum_seg(p1,p2);
        add(p2,1);
    }
    return ans;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 3 ms 596 KB Output is correct
21 Correct 3 ms 596 KB Output is correct
22 Correct 26 ms 3408 KB Output is correct
23 Correct 27 ms 3388 KB Output is correct
24 Correct 27 ms 3400 KB Output is correct
25 Correct 23 ms 3024 KB Output is correct
26 Correct 27 ms 3436 KB Output is correct
27 Correct 26 ms 3428 KB Output is correct
28 Correct 25 ms 3024 KB Output is correct
29 Correct 28 ms 3016 KB Output is correct
30 Correct 29 ms 3028 KB Output is correct
31 Correct 29 ms 3404 KB Output is correct
32 Correct 22 ms 3028 KB Output is correct
33 Correct 22 ms 3012 KB Output is correct
34 Correct 28 ms 3024 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 26 ms 3032 KB Output is correct
38 Correct 22 ms 3020 KB Output is correct
39 Correct 22 ms 3020 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 512 ms 146288 KB Output is correct
6 Correct 155 ms 15004 KB Output is correct
7 Correct 523 ms 146408 KB Output is correct
8 Correct 26 ms 3020 KB Output is correct
9 Correct 533 ms 146288 KB Output is correct
10 Correct 385 ms 74324 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 0 ms 468 KB Output is correct
40 Correct 1 ms 596 KB Output is correct
41 Correct 2 ms 1748 KB Output is correct
42 Correct 3 ms 1748 KB Output is correct
43 Correct 2 ms 1492 KB Output is correct
44 Correct 2 ms 1364 KB Output is correct
45 Correct 2 ms 1236 KB Output is correct
46 Correct 2 ms 1108 KB Output is correct
47 Correct 1 ms 980 KB Output is correct
48 Correct 2 ms 724 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 2 ms 1748 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 0 ms 340 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 0 ms 340 KB Output is correct
40 Correct 0 ms 340 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 0 ms 340 KB Output is correct
45 Correct 0 ms 340 KB Output is correct
46 Correct 0 ms 340 KB Output is correct
47 Correct 0 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 0 ms 340 KB Output is correct
50 Correct 0 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 3 ms 596 KB Output is correct
55 Correct 3 ms 596 KB Output is correct
56 Correct 26 ms 3408 KB Output is correct
57 Correct 27 ms 3388 KB Output is correct
58 Correct 27 ms 3400 KB Output is correct
59 Correct 23 ms 3024 KB Output is correct
60 Correct 27 ms 3436 KB Output is correct
61 Correct 26 ms 3428 KB Output is correct
62 Correct 25 ms 3024 KB Output is correct
63 Correct 28 ms 3016 KB Output is correct
64 Correct 29 ms 3028 KB Output is correct
65 Correct 29 ms 3404 KB Output is correct
66 Correct 22 ms 3028 KB Output is correct
67 Correct 22 ms 3012 KB Output is correct
68 Correct 28 ms 3024 KB Output is correct
69 Correct 0 ms 340 KB Output is correct
70 Correct 0 ms 340 KB Output is correct
71 Correct 26 ms 3032 KB Output is correct
72 Correct 22 ms 3020 KB Output is correct
73 Correct 22 ms 3020 KB Output is correct
74 Correct 0 ms 340 KB Output is correct
75 Correct 1 ms 340 KB Output is correct
76 Correct 1 ms 340 KB Output is correct
77 Correct 0 ms 340 KB Output is correct
78 Correct 512 ms 146288 KB Output is correct
79 Correct 155 ms 15004 KB Output is correct
80 Correct 523 ms 146408 KB Output is correct
81 Correct 26 ms 3020 KB Output is correct
82 Correct 533 ms 146288 KB Output is correct
83 Correct 385 ms 74324 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 0 ms 340 KB Output is correct
86 Correct 0 ms 468 KB Output is correct
87 Correct 1 ms 596 KB Output is correct
88 Correct 2 ms 1748 KB Output is correct
89 Correct 3 ms 1748 KB Output is correct
90 Correct 2 ms 1492 KB Output is correct
91 Correct 2 ms 1364 KB Output is correct
92 Correct 2 ms 1236 KB Output is correct
93 Correct 2 ms 1108 KB Output is correct
94 Correct 1 ms 980 KB Output is correct
95 Correct 2 ms 724 KB Output is correct
96 Correct 1 ms 596 KB Output is correct
97 Correct 1 ms 340 KB Output is correct
98 Correct 1 ms 340 KB Output is correct
99 Correct 2 ms 1748 KB Output is correct
100 Correct 2 ms 1748 KB Output is correct
101 Correct 28 ms 13440 KB Output is correct
102 Correct 13 ms 3412 KB Output is correct
103 Correct 603 ms 146548 KB Output is correct
104 Correct 491 ms 146612 KB Output is correct
105 Correct 434 ms 84444 KB Output is correct
106 Correct 556 ms 146288 KB Output is correct
107 Correct 193 ms 18644 KB Output is correct
108 Correct 253 ms 34652 KB Output is correct
109 Correct 24 ms 3028 KB Output is correct
110 Correct 24 ms 3012 KB Output is correct
111 Correct 495 ms 130288 KB Output is correct
112 Correct 527 ms 114672 KB Output is correct
113 Correct 182 ms 20040 KB Output is correct
114 Correct 533 ms 146408 KB Output is correct
115 Correct 527 ms 146384 KB Output is correct