oj.uz

답안 #861424

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
861424 2023-10-16T06:55:23 Z Unforgettablepl Arranging Shoes (IOI19_shoes) C++17
100 / 100
 407 ms 30104 KB 
/*
ID: samikgo1
TASK: wormhole
LANG: C++
*/
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
#define all(x) x.begin(),x.end()
#define allr(x) x.rbegin(),x.rend()
//#define f first
//#define s second
//#define x first
//#define y second
const int INF = 1e9;
const ll modulo = 1e9 + 7;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set tree<ll, null_type,less<ll>, rb_tree_tag,tree_order_statistics_node_update>

#define int ll

int arr[200001];

int64_t count_swaps(std::vector<int32_t> s) {
    int n = s.size();
    for(int i=1;i<=n;i++)arr[i]=s[i-1];
    set<pair<int,int>> pairLookup;
    ordered_set currActive;
    for(int i=1;i<=n;i++)pairLookup.emplace(arr[i],i);
    for(int i=1;i<=n;i++)currActive.insert(i);
    int ans = 0;
    for(int i=0;i<n/2;i++){
        auto curr_first = *currActive.find_by_order(0);
        currActive.erase(currActive.find_by_order(0));
        pairLookup.erase(make_pair(arr[curr_first],curr_first));
        if(arr[curr_first]>0)ans++;
        auto curr_second = pairLookup.lower_bound(make_pair(-arr[curr_first],0))->second;
        pairLookup.erase(make_pair(arr[curr_second],curr_second));
        ans+=currActive.order_of_key(curr_second);
        currActive.erase(curr_second);
    }
    return ans;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 452 KB Output is correct
2 Correct 1 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 452 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 452 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 456 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 452 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 452 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 500 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 716 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Correct 14 ms 3164 KB Output is correct
21 Correct 14 ms 3316 KB Output is correct
22 Correct 289 ms 29904 KB Output is correct
23 Correct 279 ms 29776 KB Output is correct
24 Correct 357 ms 29876 KB Output is correct
25 Correct 341 ms 29688 KB Output is correct
26 Correct 399 ms 29880 KB Output is correct
27 Correct 380 ms 29684 KB Output is correct
28 Correct 320 ms 30028 KB Output is correct
29 Correct 327 ms 29768 KB Output is correct
30 Correct 329 ms 29792 KB Output is correct
31 Correct 332 ms 29880 KB Output is correct
32 Correct 349 ms 30104 KB Output is correct
33 Correct 334 ms 29524 KB Output is correct
34 Correct 407 ms 30036 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 256 ms 29688 KB Output is correct
38 Correct 334 ms 30032 KB Output is correct
39 Correct 390 ms 29780 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 314 ms 30000 KB Output is correct
6 Correct 407 ms 29704 KB Output is correct
7 Correct 386 ms 29848 KB Output is correct
8 Correct 399 ms 29780 KB Output is correct
9 Correct 278 ms 29864 KB Output is correct
10 Correct 326 ms 29628 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 452 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 452 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 456 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 2 ms 604 KB Output is correct
43 Correct 2 ms 716 KB Output is correct
44 Correct 2 ms 604 KB Output is correct
45 Correct 2 ms 604 KB Output is correct
46 Correct 1 ms 604 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 1 ms 604 KB Output is correct
49 Correct 2 ms 604 KB Output is correct
50 Correct 2 ms 600 KB Output is correct
51 Correct 1 ms 716 KB Output is correct
52 Correct 2 ms 604 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 452 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 452 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 456 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 1 ms 452 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 1 ms 500 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 1 ms 716 KB Output is correct
53 Correct 2 ms 604 KB Output is correct
54 Correct 14 ms 3164 KB Output is correct
55 Correct 14 ms 3316 KB Output is correct
56 Correct 289 ms 29904 KB Output is correct
57 Correct 279 ms 29776 KB Output is correct
58 Correct 357 ms 29876 KB Output is correct
59 Correct 341 ms 29688 KB Output is correct
60 Correct 399 ms 29880 KB Output is correct
61 Correct 380 ms 29684 KB Output is correct
62 Correct 320 ms 30028 KB Output is correct
63 Correct 327 ms 29768 KB Output is correct
64 Correct 329 ms 29792 KB Output is correct
65 Correct 332 ms 29880 KB Output is correct
66 Correct 349 ms 30104 KB Output is correct
67 Correct 334 ms 29524 KB Output is correct
68 Correct 407 ms 30036 KB Output is correct
69 Correct 1 ms 344 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 256 ms 29688 KB Output is correct
72 Correct 334 ms 30032 KB Output is correct
73 Correct 390 ms 29780 KB Output is correct
74 Correct 0 ms 348 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 1 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 314 ms 30000 KB Output is correct
79 Correct 407 ms 29704 KB Output is correct
80 Correct 386 ms 29848 KB Output is correct
81 Correct 399 ms 29780 KB Output is correct
82 Correct 278 ms 29864 KB Output is correct
83 Correct 326 ms 29628 KB Output is correct
84 Correct 0 ms 348 KB Output is correct
85 Correct 1 ms 348 KB Output is correct
86 Correct 0 ms 348 KB Output is correct
87 Correct 1 ms 348 KB Output is correct
88 Correct 2 ms 604 KB Output is correct
89 Correct 2 ms 604 KB Output is correct
90 Correct 2 ms 716 KB Output is correct
91 Correct 2 ms 604 KB Output is correct
92 Correct 2 ms 604 KB Output is correct
93 Correct 1 ms 604 KB Output is correct
94 Correct 2 ms 604 KB Output is correct
95 Correct 1 ms 604 KB Output is correct
96 Correct 2 ms 604 KB Output is correct
97 Correct 2 ms 600 KB Output is correct
98 Correct 1 ms 716 KB Output is correct
99 Correct 2 ms 604 KB Output is correct
100 Correct 2 ms 604 KB Output is correct
101 Correct 22 ms 3164 KB Output is correct
102 Correct 23 ms 3164 KB Output is correct
103 Correct 394 ms 29620 KB Output is correct
104 Correct 294 ms 29776 KB Output is correct
105 Correct 377 ms 29776 KB Output is correct
106 Correct 297 ms 29856 KB Output is correct
107 Correct 343 ms 29780 KB Output is correct
108 Correct 290 ms 30032 KB Output is correct
109 Correct 222 ms 29780 KB Output is correct
110 Correct 240 ms 29660 KB Output is correct
111 Correct 335 ms 30016 KB Output is correct
112 Correct 355 ms 29644 KB Output is correct
113 Correct 357 ms 29860 KB Output is correct
114 Correct 289 ms 29776 KB Output is correct
115 Correct 298 ms 30032 KB Output is correct