oj.uz

Submission #599676

# Submission time Handle Problem Language Result Execution time Memory
599676 2022-07-19T18:36:07 Z OrazB Arranging Shoes (IOI19_shoes) C++14
100 / 100
 273 ms 202920 KB 
#include <bits/stdc++.h>
#include "shoes.h"
#define N 4000005
#define wr cout << "Continue debugging\n";
#define ll long long int
#define pii pair <int, int>
#define pb push_back
#define ff first
#define ss second
using namespace std;

ll t[N], s[N], vis[N];
vector <int> a, v1[N], v2[N];

void build(int l, int r, int idx){
	if (l == r){t[idx] = 1; return;}
	int md = (l + r) / 2;
	build(l, md, idx*2);
	build(md+1, r, idx*2+1);
	t[idx] = t[idx*2] + t[idx*2+1];
}
ll sum(int a, int b, int l, int r, int idx){
	if (r < a or l > b) return 0;
	if (l >= a and r <= b) return t[idx];
	int md = (l + r) / 2;
	return sum(a, b, l, md, idx*2) + sum(a, b, md+1, r, idx*2+1);
}
void upd(int nd, int l, int r, int idx){
	int md = (l + r) / 2;
	if (l == r){t[idx] = 0; return;}
	if (nd <= md) upd(nd, l, md, idx*2);
	else upd(nd, md+1, r, idx*2+1);
	t[idx] = t[idx*2] + t[idx*2+1];
}
ll count_swaps(vector <int> a){
	ll n = a.size(), ans = 0;
	for (int i = 0; i < n; i++){
		if (a[i] < 0) v1[-a[i]].pb(i);
		else v2[a[i]].pb(i);
	}
	build(0, n-1, 1);
	for (int i = 1; i <= n; i++){
		reverse(v1[i].begin(), v1[i].end());
		reverse(v2[i].begin(), v2[i].end());
	}
	for (int i = 0; i < n; i++){
		if (vis[i]) continue;
		int idx = 0;
		if (a[i] < 0){
			idx = v2[-a[i]].back();
			ans += sum(i+1, idx-1, 0, n-1, 1);
		}else{
			idx = v1[a[i]].back();
			ans += sum(i+1, idx-1, 0, n-1, 1)+1;
		}
		v2[abs(a[i])].pop_back();
		v1[abs(a[i])].pop_back();
		vis[idx] = 1;
		upd(idx, 0, n-1, 1);
	}
	return ans;
}
// int main ()
// {
// 	int n1;
// 	cin >> n1;
// 	for (int i = 1; i <= n1; i++) cin >> s[i], a.pb(s[i]);
// 	cout << count_swaps(a);
// }

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 188160 KB Output is correct
2 Correct 89 ms 188072 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 188160 KB Output is correct
2 Correct 89 ms 188072 KB Output is correct
3 Correct 85 ms 188128 KB Output is correct
4 Correct 88 ms 188140 KB Output is correct
5 Correct 86 ms 188108 KB Output is correct
6 Correct 83 ms 188148 KB Output is correct
7 Correct 89 ms 188180 KB Output is correct
8 Correct 88 ms 188048 KB Output is correct
9 Correct 85 ms 188112 KB Output is correct
10 Correct 84 ms 188108 KB Output is correct
11 Correct 84 ms 188088 KB Output is correct
12 Correct 85 ms 188108 KB Output is correct
13 Correct 96 ms 188108 KB Output is correct
14 Correct 84 ms 188092 KB Output is correct
15 Correct 83 ms 188160 KB Output is correct
16 Correct 89 ms 188112 KB Output is correct
17 Correct 84 ms 188056 KB Output is correct
18 Correct 88 ms 188204 KB Output is correct
19 Correct 88 ms 188264 KB Output is correct
20 Correct 85 ms 188156 KB Output is correct
21 Correct 86 ms 188112 KB Output is correct
22 Correct 89 ms 188084 KB Output is correct
23 Correct 88 ms 188104 KB Output is correct
24 Correct 95 ms 188108 KB Output is correct
25 Correct 83 ms 188084 KB Output is correct
26 Correct 84 ms 188068 KB Output is correct
27 Correct 89 ms 188116 KB Output is correct
28 Correct 88 ms 188044 KB Output is correct
29 Correct 92 ms 188120 KB Output is correct
30 Correct 90 ms 188152 KB Output is correct
31 Correct 87 ms 188096 KB Output is correct
32 Correct 84 ms 188140 KB Output is correct
33 Correct 84 ms 188068 KB Output is correct
34 Correct 88 ms 188108 KB Output is correct
35 Correct 85 ms 188092 KB Output is correct
36 Correct 86 ms 188120 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 188160 KB Output is correct
2 Correct 89 ms 188072 KB Output is correct
3 Correct 88 ms 188148 KB Output is correct
4 Correct 93 ms 188168 KB Output is correct
5 Correct 88 ms 188048 KB Output is correct
6 Correct 88 ms 188056 KB Output is correct
7 Correct 89 ms 188052 KB Output is correct
8 Correct 90 ms 188148 KB Output is correct
9 Correct 87 ms 188100 KB Output is correct
10 Correct 84 ms 188148 KB Output is correct
11 Correct 88 ms 188148 KB Output is correct
12 Correct 91 ms 188048 KB Output is correct
13 Correct 100 ms 188048 KB Output is correct
14 Correct 88 ms 188160 KB Output is correct
15 Correct 89 ms 188112 KB Output is correct
16 Correct 95 ms 188100 KB Output is correct
17 Correct 101 ms 188144 KB Output is correct
18 Correct 86 ms 188192 KB Output is correct
19 Correct 86 ms 188224 KB Output is correct
20 Correct 91 ms 189224 KB Output is correct
21 Correct 102 ms 189124 KB Output is correct
22 Correct 174 ms 196236 KB Output is correct
23 Correct 128 ms 197568 KB Output is correct
24 Correct 142 ms 197568 KB Output is correct
25 Correct 145 ms 196572 KB Output is correct
26 Correct 150 ms 197676 KB Output is correct
27 Correct 126 ms 197372 KB Output is correct
28 Correct 134 ms 196856 KB Output is correct
29 Correct 173 ms 196792 KB Output is correct
30 Correct 154 ms 196724 KB Output is correct
31 Correct 165 ms 197548 KB Output is correct
32 Correct 168 ms 196744 KB Output is correct
33 Correct 139 ms 196584 KB Output is correct
34 Correct 141 ms 196768 KB Output is correct
35 Correct 98 ms 188108 KB Output is correct
36 Correct 100 ms 188160 KB Output is correct
37 Correct 166 ms 196796 KB Output is correct
38 Correct 169 ms 196736 KB Output is correct
39 Correct 157 ms 196796 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 99 ms 188108 KB Output is correct
2 Correct 105 ms 188048 KB Output is correct
3 Correct 96 ms 188152 KB Output is correct
4 Correct 97 ms 188100 KB Output is correct
5 Correct 175 ms 200780 KB Output is correct
6 Correct 181 ms 197312 KB Output is correct
7 Correct 205 ms 202104 KB Output is correct
8 Correct 157 ms 196776 KB Output is correct
9 Correct 170 ms 202056 KB Output is correct
10 Correct 200 ms 199044 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 188160 KB Output is correct
2 Correct 89 ms 188072 KB Output is correct
3 Correct 85 ms 188128 KB Output is correct
4 Correct 88 ms 188140 KB Output is correct
5 Correct 86 ms 188108 KB Output is correct
6 Correct 83 ms 188148 KB Output is correct
7 Correct 89 ms 188180 KB Output is correct
8 Correct 88 ms 188048 KB Output is correct
9 Correct 85 ms 188112 KB Output is correct
10 Correct 84 ms 188108 KB Output is correct
11 Correct 84 ms 188088 KB Output is correct
12 Correct 85 ms 188108 KB Output is correct
13 Correct 96 ms 188108 KB Output is correct
14 Correct 84 ms 188092 KB Output is correct
15 Correct 83 ms 188160 KB Output is correct
16 Correct 89 ms 188112 KB Output is correct
17 Correct 84 ms 188056 KB Output is correct
18 Correct 88 ms 188204 KB Output is correct
19 Correct 88 ms 188264 KB Output is correct
20 Correct 85 ms 188156 KB Output is correct
21 Correct 86 ms 188112 KB Output is correct
22 Correct 89 ms 188084 KB Output is correct
23 Correct 88 ms 188104 KB Output is correct
24 Correct 95 ms 188108 KB Output is correct
25 Correct 83 ms 188084 KB Output is correct
26 Correct 84 ms 188068 KB Output is correct
27 Correct 89 ms 188116 KB Output is correct
28 Correct 88 ms 188044 KB Output is correct
29 Correct 92 ms 188120 KB Output is correct
30 Correct 90 ms 188152 KB Output is correct
31 Correct 87 ms 188096 KB Output is correct
32 Correct 84 ms 188140 KB Output is correct
33 Correct 84 ms 188068 KB Output is correct
34 Correct 88 ms 188108 KB Output is correct
35 Correct 85 ms 188092 KB Output is correct
36 Correct 86 ms 188120 KB Output is correct
37 Correct 90 ms 188124 KB Output is correct
38 Correct 102 ms 188084 KB Output is correct
39 Correct 87 ms 188100 KB Output is correct
40 Correct 97 ms 188172 KB Output is correct
41 Correct 103 ms 188196 KB Output is correct
42 Correct 95 ms 188248 KB Output is correct
43 Correct 104 ms 188256 KB Output is correct
44 Correct 94 ms 188152 KB Output is correct
45 Correct 97 ms 188204 KB Output is correct
46 Correct 106 ms 188240 KB Output is correct
47 Correct 86 ms 188252 KB Output is correct
48 Correct 110 ms 188132 KB Output is correct
49 Correct 100 ms 188240 KB Output is correct
50 Correct 96 ms 188128 KB Output is correct
51 Correct 106 ms 188168 KB Output is correct
52 Correct 94 ms 188208 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 188160 KB Output is correct
2 Correct 89 ms 188072 KB Output is correct
3 Correct 85 ms 188128 KB Output is correct
4 Correct 88 ms 188140 KB Output is correct
5 Correct 86 ms 188108 KB Output is correct
6 Correct 83 ms 188148 KB Output is correct
7 Correct 89 ms 188180 KB Output is correct
8 Correct 88 ms 188048 KB Output is correct
9 Correct 85 ms 188112 KB Output is correct
10 Correct 84 ms 188108 KB Output is correct
11 Correct 84 ms 188088 KB Output is correct
12 Correct 85 ms 188108 KB Output is correct
13 Correct 96 ms 188108 KB Output is correct
14 Correct 84 ms 188092 KB Output is correct
15 Correct 83 ms 188160 KB Output is correct
16 Correct 89 ms 188112 KB Output is correct
17 Correct 84 ms 188056 KB Output is correct
18 Correct 88 ms 188204 KB Output is correct
19 Correct 88 ms 188264 KB Output is correct
20 Correct 85 ms 188156 KB Output is correct
21 Correct 86 ms 188112 KB Output is correct
22 Correct 89 ms 188084 KB Output is correct
23 Correct 88 ms 188104 KB Output is correct
24 Correct 95 ms 188108 KB Output is correct
25 Correct 83 ms 188084 KB Output is correct
26 Correct 84 ms 188068 KB Output is correct
27 Correct 89 ms 188116 KB Output is correct
28 Correct 88 ms 188044 KB Output is correct
29 Correct 92 ms 188120 KB Output is correct
30 Correct 90 ms 188152 KB Output is correct
31 Correct 87 ms 188096 KB Output is correct
32 Correct 84 ms 188140 KB Output is correct
33 Correct 84 ms 188068 KB Output is correct
34 Correct 88 ms 188108 KB Output is correct
35 Correct 85 ms 188092 KB Output is correct
36 Correct 86 ms 188120 KB Output is correct
37 Correct 88 ms 188148 KB Output is correct
38 Correct 93 ms 188168 KB Output is correct
39 Correct 88 ms 188048 KB Output is correct
40 Correct 88 ms 188056 KB Output is correct
41 Correct 89 ms 188052 KB Output is correct
42 Correct 90 ms 188148 KB Output is correct
43 Correct 87 ms 188100 KB Output is correct
44 Correct 84 ms 188148 KB Output is correct
45 Correct 88 ms 188148 KB Output is correct
46 Correct 91 ms 188048 KB Output is correct
47 Correct 100 ms 188048 KB Output is correct
48 Correct 88 ms 188160 KB Output is correct
49 Correct 89 ms 188112 KB Output is correct
50 Correct 95 ms 188100 KB Output is correct
51 Correct 101 ms 188144 KB Output is correct
52 Correct 86 ms 188192 KB Output is correct
53 Correct 86 ms 188224 KB Output is correct
54 Correct 91 ms 189224 KB Output is correct
55 Correct 102 ms 189124 KB Output is correct
56 Correct 174 ms 196236 KB Output is correct
57 Correct 128 ms 197568 KB Output is correct
58 Correct 142 ms 197568 KB Output is correct
59 Correct 145 ms 196572 KB Output is correct
60 Correct 150 ms 197676 KB Output is correct
61 Correct 126 ms 197372 KB Output is correct
62 Correct 134 ms 196856 KB Output is correct
63 Correct 173 ms 196792 KB Output is correct
64 Correct 154 ms 196724 KB Output is correct
65 Correct 165 ms 197548 KB Output is correct
66 Correct 168 ms 196744 KB Output is correct
67 Correct 139 ms 196584 KB Output is correct
68 Correct 141 ms 196768 KB Output is correct
69 Correct 98 ms 188108 KB Output is correct
70 Correct 100 ms 188160 KB Output is correct
71 Correct 166 ms 196796 KB Output is correct
72 Correct 169 ms 196736 KB Output is correct
73 Correct 157 ms 196796 KB Output is correct
74 Correct 99 ms 188108 KB Output is correct
75 Correct 105 ms 188048 KB Output is correct
76 Correct 96 ms 188152 KB Output is correct
77 Correct 97 ms 188100 KB Output is correct
78 Correct 175 ms 200780 KB Output is correct
79 Correct 181 ms 197312 KB Output is correct
80 Correct 205 ms 202104 KB Output is correct
81 Correct 157 ms 196776 KB Output is correct
82 Correct 170 ms 202056 KB Output is correct
83 Correct 200 ms 199044 KB Output is correct
84 Correct 90 ms 188124 KB Output is correct
85 Correct 102 ms 188084 KB Output is correct
86 Correct 87 ms 188100 KB Output is correct
87 Correct 97 ms 188172 KB Output is correct
88 Correct 103 ms 188196 KB Output is correct
89 Correct 95 ms 188248 KB Output is correct
90 Correct 104 ms 188256 KB Output is correct
91 Correct 94 ms 188152 KB Output is correct
92 Correct 97 ms 188204 KB Output is correct
93 Correct 106 ms 188240 KB Output is correct
94 Correct 86 ms 188252 KB Output is correct
95 Correct 110 ms 188132 KB Output is correct
96 Correct 100 ms 188240 KB Output is correct
97 Correct 96 ms 188128 KB Output is correct
98 Correct 106 ms 188168 KB Output is correct
99 Correct 94 ms 188208 KB Output is correct
100 Correct 88 ms 188296 KB Output is correct
101 Correct 103 ms 189712 KB Output is correct
102 Correct 104 ms 189296 KB Output is correct
103 Correct 237 ms 202920 KB Output is correct
104 Correct 168 ms 202860 KB Output is correct
105 Correct 273 ms 200116 KB Output is correct
106 Correct 190 ms 202028 KB Output is correct
107 Correct 203 ms 198220 KB Output is correct
108 Correct 161 ms 198532 KB Output is correct
109 Correct 157 ms 197060 KB Output is correct
110 Correct 161 ms 196848 KB Output is correct
111 Correct 168 ms 201400 KB Output is correct
112 Correct 198 ms 201532 KB Output is correct
113 Correct 193 ms 197452 KB Output is correct
114 Correct 160 ms 202124 KB Output is correct
115 Correct 168 ms 202124 KB Output is correct