oj.uz

Submission #219177

# Submission time Handle Problem Language Result Execution time Memory
219177 2020-04-04T01:05:21 Z sidiq_ha Arranging Shoes (IOI19_shoes) C++14
100 / 100
 375 ms 176896 KB 
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include "shoes.h"
#define pb push_back
#define fi first
#define se second
#define mp make_pair
#define all(v) v.begin(), v.end()

using namespace std;
typedef long long LL;
const LL MOD = 1e9 + 7;
const double PI = 2 * acos(0);
using namespace __gnu_pbds;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> new_data_set;
//order_of_key(x) = number of elements stricly smaller than x
//find_by_order(x) = return x-th largest element
bool flag[323232];
queue<int> kiri[121212], kanan[121212];

long long count_swaps(vector<int> s) {
	new_data_set tmp;
	int n = s.size();
	LL ans2 = 0;
	vector<int> ans;
	for (int i = 0; i < n; i++) {
		if (s[i] < 0) kiri[-s[i]].push(i);
		else kanan[s[i]].push(i);
	}
	for (int i = 0; i < n; i++) {
		if (!flag[i]) {
			if (s[i] < 0) {
				int x = -s[i];
				ans.pb(i);
				flag[i] = 1;
				kiri[x].pop();
				int xx = kanan[x].front();
				ans.pb(xx);
				flag[xx] = 1;
				kanan[x].pop();
			} else {
				int x = s[i];
				ans.pb(i);
				flag[i] = 1;
				kanan[x].pop();
				int xx = kiri[x].front();
				ans.pb(xx);
				flag[xx] = 1;
				kiri[x].pop();
			}
		}
	}
	for (int i = 0; i < n; i += 2) {
		if (s[ans[i]] > 0) swap(ans[i], ans[i + 1]);
	}
	for (int i = 0; i < n; i++) {
		int cnt = tmp.order_of_key(ans[i]);
		cnt = i - cnt;
		ans2 += (ans[i] + cnt - i);
		tmp.insert(ans[i]);
	}
	return ans2;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 109 ms 163448 KB Output is correct
2 Correct 109 ms 163448 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 109 ms 163448 KB Output is correct
2 Correct 109 ms 163448 KB Output is correct
3 Correct 117 ms 163540 KB Output is correct
4 Correct 111 ms 163448 KB Output is correct
5 Correct 111 ms 163576 KB Output is correct
6 Correct 110 ms 163448 KB Output is correct
7 Correct 111 ms 163448 KB Output is correct
8 Correct 109 ms 163448 KB Output is correct
9 Correct 110 ms 163452 KB Output is correct
10 Correct 110 ms 163448 KB Output is correct
11 Correct 110 ms 163448 KB Output is correct
12 Correct 115 ms 163576 KB Output is correct
13 Correct 111 ms 163576 KB Output is correct
14 Correct 111 ms 163448 KB Output is correct
15 Correct 114 ms 163448 KB Output is correct
16 Correct 114 ms 163576 KB Output is correct
17 Correct 110 ms 163448 KB Output is correct
18 Correct 111 ms 163448 KB Output is correct
19 Correct 111 ms 163448 KB Output is correct
20 Correct 109 ms 163448 KB Output is correct
21 Correct 115 ms 163704 KB Output is correct
22 Correct 112 ms 163580 KB Output is correct
23 Correct 111 ms 163448 KB Output is correct
24 Correct 111 ms 163528 KB Output is correct
25 Correct 112 ms 163448 KB Output is correct
26 Correct 111 ms 163576 KB Output is correct
27 Correct 109 ms 163448 KB Output is correct
28 Correct 110 ms 163448 KB Output is correct
29 Correct 109 ms 163484 KB Output is correct
30 Correct 115 ms 163576 KB Output is correct
31 Correct 110 ms 163576 KB Output is correct
32 Correct 109 ms 163448 KB Output is correct
33 Correct 109 ms 163448 KB Output is correct
34 Correct 115 ms 163448 KB Output is correct
35 Correct 111 ms 163576 KB Output is correct
36 Correct 113 ms 163448 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 109 ms 163448 KB Output is correct
2 Correct 109 ms 163448 KB Output is correct
3 Correct 111 ms 163576 KB Output is correct
4 Correct 111 ms 163448 KB Output is correct
5 Correct 112 ms 163576 KB Output is correct
6 Correct 110 ms 163448 KB Output is correct
7 Correct 112 ms 163452 KB Output is correct
8 Correct 109 ms 163448 KB Output is correct
9 Correct 113 ms 163580 KB Output is correct
10 Correct 113 ms 163580 KB Output is correct
11 Correct 111 ms 163448 KB Output is correct
12 Correct 111 ms 163576 KB Output is correct
13 Correct 113 ms 163576 KB Output is correct
14 Correct 118 ms 163552 KB Output is correct
15 Correct 111 ms 163448 KB Output is correct
16 Correct 109 ms 163448 KB Output is correct
17 Correct 117 ms 163576 KB Output is correct
18 Correct 125 ms 163704 KB Output is correct
19 Correct 122 ms 163576 KB Output is correct
20 Correct 129 ms 164728 KB Output is correct
21 Correct 130 ms 164728 KB Output is correct
22 Correct 265 ms 175728 KB Output is correct
23 Correct 301 ms 175856 KB Output is correct
24 Correct 231 ms 175856 KB Output is correct
25 Correct 310 ms 175856 KB Output is correct
26 Correct 252 ms 176748 KB Output is correct
27 Correct 302 ms 176752 KB Output is correct
28 Correct 308 ms 176752 KB Output is correct
29 Correct 308 ms 176752 KB Output is correct
30 Correct 301 ms 176752 KB Output is correct
31 Correct 267 ms 176752 KB Output is correct
32 Correct 316 ms 176896 KB Output is correct
33 Correct 306 ms 176520 KB Output is correct
34 Correct 315 ms 176880 KB Output is correct
35 Correct 111 ms 163448 KB Output is correct
36 Correct 111 ms 163448 KB Output is correct
37 Correct 318 ms 176880 KB Output is correct
38 Correct 314 ms 176752 KB Output is correct
39 Correct 320 ms 176752 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 115 ms 163672 KB Output is correct
2 Correct 110 ms 163580 KB Output is correct
3 Correct 113 ms 163576 KB Output is correct
4 Correct 111 ms 163448 KB Output is correct
5 Correct 355 ms 175432 KB Output is correct
6 Correct 338 ms 175596 KB Output is correct
7 Correct 375 ms 175468 KB Output is correct
8 Correct 311 ms 175468 KB Output is correct
9 Correct 355 ms 175632 KB Output is correct
10 Correct 348 ms 175472 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 109 ms 163448 KB Output is correct
2 Correct 109 ms 163448 KB Output is correct
3 Correct 117 ms 163540 KB Output is correct
4 Correct 111 ms 163448 KB Output is correct
5 Correct 111 ms 163576 KB Output is correct
6 Correct 110 ms 163448 KB Output is correct
7 Correct 111 ms 163448 KB Output is correct
8 Correct 109 ms 163448 KB Output is correct
9 Correct 110 ms 163452 KB Output is correct
10 Correct 110 ms 163448 KB Output is correct
11 Correct 110 ms 163448 KB Output is correct
12 Correct 115 ms 163576 KB Output is correct
13 Correct 111 ms 163576 KB Output is correct
14 Correct 111 ms 163448 KB Output is correct
15 Correct 114 ms 163448 KB Output is correct
16 Correct 114 ms 163576 KB Output is correct
17 Correct 110 ms 163448 KB Output is correct
18 Correct 111 ms 163448 KB Output is correct
19 Correct 111 ms 163448 KB Output is correct
20 Correct 109 ms 163448 KB Output is correct
21 Correct 115 ms 163704 KB Output is correct
22 Correct 112 ms 163580 KB Output is correct
23 Correct 111 ms 163448 KB Output is correct
24 Correct 111 ms 163528 KB Output is correct
25 Correct 112 ms 163448 KB Output is correct
26 Correct 111 ms 163576 KB Output is correct
27 Correct 109 ms 163448 KB Output is correct
28 Correct 110 ms 163448 KB Output is correct
29 Correct 109 ms 163484 KB Output is correct
30 Correct 115 ms 163576 KB Output is correct
31 Correct 110 ms 163576 KB Output is correct
32 Correct 109 ms 163448 KB Output is correct
33 Correct 109 ms 163448 KB Output is correct
34 Correct 115 ms 163448 KB Output is correct
35 Correct 111 ms 163576 KB Output is correct
36 Correct 113 ms 163448 KB Output is correct
37 Correct 111 ms 163448 KB Output is correct
38 Correct 116 ms 163644 KB Output is correct
39 Correct 113 ms 163452 KB Output is correct
40 Correct 111 ms 163576 KB Output is correct
41 Correct 112 ms 163576 KB Output is correct
42 Correct 113 ms 163576 KB Output is correct
43 Correct 111 ms 163576 KB Output is correct
44 Correct 115 ms 163576 KB Output is correct
45 Correct 112 ms 163576 KB Output is correct
46 Correct 112 ms 163704 KB Output is correct
47 Correct 115 ms 163576 KB Output is correct
48 Correct 113 ms 163576 KB Output is correct
49 Correct 111 ms 163592 KB Output is correct
50 Correct 118 ms 163576 KB Output is correct
51 Correct 125 ms 163820 KB Output is correct
52 Correct 117 ms 163576 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 109 ms 163448 KB Output is correct
2 Correct 109 ms 163448 KB Output is correct
3 Correct 117 ms 163540 KB Output is correct
4 Correct 111 ms 163448 KB Output is correct
5 Correct 111 ms 163576 KB Output is correct
6 Correct 110 ms 163448 KB Output is correct
7 Correct 111 ms 163448 KB Output is correct
8 Correct 109 ms 163448 KB Output is correct
9 Correct 110 ms 163452 KB Output is correct
10 Correct 110 ms 163448 KB Output is correct
11 Correct 110 ms 163448 KB Output is correct
12 Correct 115 ms 163576 KB Output is correct
13 Correct 111 ms 163576 KB Output is correct
14 Correct 111 ms 163448 KB Output is correct
15 Correct 114 ms 163448 KB Output is correct
16 Correct 114 ms 163576 KB Output is correct
17 Correct 110 ms 163448 KB Output is correct
18 Correct 111 ms 163448 KB Output is correct
19 Correct 111 ms 163448 KB Output is correct
20 Correct 109 ms 163448 KB Output is correct
21 Correct 115 ms 163704 KB Output is correct
22 Correct 112 ms 163580 KB Output is correct
23 Correct 111 ms 163448 KB Output is correct
24 Correct 111 ms 163528 KB Output is correct
25 Correct 112 ms 163448 KB Output is correct
26 Correct 111 ms 163576 KB Output is correct
27 Correct 109 ms 163448 KB Output is correct
28 Correct 110 ms 163448 KB Output is correct
29 Correct 109 ms 163484 KB Output is correct
30 Correct 115 ms 163576 KB Output is correct
31 Correct 110 ms 163576 KB Output is correct
32 Correct 109 ms 163448 KB Output is correct
33 Correct 109 ms 163448 KB Output is correct
34 Correct 115 ms 163448 KB Output is correct
35 Correct 111 ms 163576 KB Output is correct
36 Correct 113 ms 163448 KB Output is correct
37 Correct 111 ms 163576 KB Output is correct
38 Correct 111 ms 163448 KB Output is correct
39 Correct 112 ms 163576 KB Output is correct
40 Correct 110 ms 163448 KB Output is correct
41 Correct 112 ms 163452 KB Output is correct
42 Correct 109 ms 163448 KB Output is correct
43 Correct 113 ms 163580 KB Output is correct
44 Correct 113 ms 163580 KB Output is correct
45 Correct 111 ms 163448 KB Output is correct
46 Correct 111 ms 163576 KB Output is correct
47 Correct 113 ms 163576 KB Output is correct
48 Correct 118 ms 163552 KB Output is correct
49 Correct 111 ms 163448 KB Output is correct
50 Correct 109 ms 163448 KB Output is correct
51 Correct 117 ms 163576 KB Output is correct
52 Correct 125 ms 163704 KB Output is correct
53 Correct 122 ms 163576 KB Output is correct
54 Correct 129 ms 164728 KB Output is correct
55 Correct 130 ms 164728 KB Output is correct
56 Correct 265 ms 175728 KB Output is correct
57 Correct 301 ms 175856 KB Output is correct
58 Correct 231 ms 175856 KB Output is correct
59 Correct 310 ms 175856 KB Output is correct
60 Correct 252 ms 176748 KB Output is correct
61 Correct 302 ms 176752 KB Output is correct
62 Correct 308 ms 176752 KB Output is correct
63 Correct 308 ms 176752 KB Output is correct
64 Correct 301 ms 176752 KB Output is correct
65 Correct 267 ms 176752 KB Output is correct
66 Correct 316 ms 176896 KB Output is correct
67 Correct 306 ms 176520 KB Output is correct
68 Correct 315 ms 176880 KB Output is correct
69 Correct 111 ms 163448 KB Output is correct
70 Correct 111 ms 163448 KB Output is correct
71 Correct 318 ms 176880 KB Output is correct
72 Correct 314 ms 176752 KB Output is correct
73 Correct 320 ms 176752 KB Output is correct
74 Correct 115 ms 163672 KB Output is correct
75 Correct 110 ms 163580 KB Output is correct
76 Correct 113 ms 163576 KB Output is correct
77 Correct 111 ms 163448 KB Output is correct
78 Correct 355 ms 175432 KB Output is correct
79 Correct 338 ms 175596 KB Output is correct
80 Correct 375 ms 175468 KB Output is correct
81 Correct 311 ms 175468 KB Output is correct
82 Correct 355 ms 175632 KB Output is correct
83 Correct 348 ms 175472 KB Output is correct
84 Correct 111 ms 163448 KB Output is correct
85 Correct 116 ms 163644 KB Output is correct
86 Correct 113 ms 163452 KB Output is correct
87 Correct 111 ms 163576 KB Output is correct
88 Correct 112 ms 163576 KB Output is correct
89 Correct 113 ms 163576 KB Output is correct
90 Correct 111 ms 163576 KB Output is correct
91 Correct 115 ms 163576 KB Output is correct
92 Correct 112 ms 163576 KB Output is correct
93 Correct 112 ms 163704 KB Output is correct
94 Correct 115 ms 163576 KB Output is correct
95 Correct 113 ms 163576 KB Output is correct
96 Correct 111 ms 163592 KB Output is correct
97 Correct 118 ms 163576 KB Output is correct
98 Correct 125 ms 163820 KB Output is correct
99 Correct 117 ms 163576 KB Output is correct
100 Correct 112 ms 163704 KB Output is correct
101 Correct 126 ms 164856 KB Output is correct
102 Correct 126 ms 164984 KB Output is correct
103 Correct 312 ms 176748 KB Output is correct
104 Correct 351 ms 176748 KB Output is correct
105 Correct 283 ms 176748 KB Output is correct
106 Correct 318 ms 176748 KB Output is correct
107 Correct 257 ms 176780 KB Output is correct
108 Correct 320 ms 176748 KB Output is correct
109 Correct 290 ms 176840 KB Output is correct
110 Correct 313 ms 176752 KB Output is correct
111 Correct 366 ms 176752 KB Output is correct
112 Correct 295 ms 176748 KB Output is correct
113 Correct 319 ms 176748 KB Output is correct
114 Correct 323 ms 176748 KB Output is correct
115 Correct 321 ms 176748 KB Output is correct