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Submission #529861

# Submission time Handle Problem Language Result Execution time Memory
529861 2022-02-23T20:30:27 Z buidangnguyen05 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 384 ms 148876 KB 
/* input

*/

#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
const int N = 2e5 + 10;
int nxt[N], bit[N], n; bool solved[N];
map<int, queue<int>> q;

void up(int x, int val) {
	while (x) {
		bit[x] += val;
		x -= x & (-x);
	}
}

int get(int x) {
	int ret = 0;
	while (x <= n) {
		ret += bit[x];
		x += x & (-x);
	}
	return ret;
}

ll count_swaps(vector<int> v) {
	n = v.size();
	v.insert(v.begin(), 0);
	for (int i = 1; i <= n; ++i) {
		if (q[-v[i]].size()) {
			int x = q[-v[i]].front(); q[-v[i]].pop();
			nxt[x] = i;
		}
		else q[v[i]].push(i);
	}

	ll ret = 0;
	for (int i = 1; i <= n; ++i) if (!solved[i]) {
		int L = i + get(i), R = nxt[i] + get(nxt[i]);
		//cout << i << " " << nxt[i] << " " << L << " " << R << "\n";
		ret += R - L - 1 + (v[i] > 0);
		up(nxt[i], 1); solved[nxt[i]] = 1;
	}

	return ret;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 296 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 308 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 1 ms 272 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 308 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 224 KB Output is correct
36 Correct 0 ms 204 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 300 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 312 KB Output is correct
20 Correct 3 ms 764 KB Output is correct
21 Correct 3 ms 716 KB Output is correct
22 Correct 29 ms 4772 KB Output is correct
23 Correct 25 ms 4816 KB Output is correct
24 Correct 39 ms 4888 KB Output is correct
25 Correct 23 ms 4148 KB Output is correct
26 Correct 26 ms 4888 KB Output is correct
27 Correct 24 ms 4640 KB Output is correct
28 Correct 23 ms 4380 KB Output is correct
29 Correct 23 ms 4416 KB Output is correct
30 Correct 22 ms 4416 KB Output is correct
31 Correct 29 ms 4788 KB Output is correct
32 Correct 24 ms 4368 KB Output is correct
33 Correct 25 ms 4124 KB Output is correct
34 Correct 25 ms 4376 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 23 ms 4376 KB Output is correct
38 Correct 24 ms 4392 KB Output is correct
39 Correct 26 ms 4396 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 216 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 375 ms 147940 KB Output is correct
6 Correct 157 ms 16544 KB Output is correct
7 Correct 356 ms 147968 KB Output is correct
8 Correct 26 ms 4404 KB Output is correct
9 Correct 359 ms 148016 KB Output is correct
10 Correct 262 ms 75996 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 296 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 308 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 1 ms 272 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 308 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 224 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 1 ms 308 KB Output is correct
38 Correct 1 ms 332 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 1 ms 564 KB Output is correct
41 Correct 2 ms 1716 KB Output is correct
42 Correct 2 ms 1740 KB Output is correct
43 Correct 2 ms 1568 KB Output is correct
44 Correct 2 ms 1356 KB Output is correct
45 Correct 2 ms 1228 KB Output is correct
46 Correct 2 ms 1104 KB Output is correct
47 Correct 2 ms 980 KB Output is correct
48 Correct 1 ms 716 KB Output is correct
49 Correct 2 ms 588 KB Output is correct
50 Correct 1 ms 332 KB Output is correct
51 Correct 1 ms 312 KB Output is correct
52 Correct 2 ms 1740 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 1 ms 296 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 300 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 0 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 0 ms 308 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 1 ms 272 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 308 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 0 ms 204 KB Output is correct
35 Correct 1 ms 224 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 0 ms 204 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 0 ms 204 KB Output is correct
40 Correct 0 ms 204 KB Output is correct
41 Correct 1 ms 204 KB Output is correct
42 Correct 0 ms 204 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 1 ms 204 KB Output is correct
45 Correct 1 ms 204 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 1 ms 204 KB Output is correct
48 Correct 0 ms 204 KB Output is correct
49 Correct 0 ms 204 KB Output is correct
50 Correct 1 ms 204 KB Output is correct
51 Correct 1 ms 300 KB Output is correct
52 Correct 1 ms 332 KB Output is correct
53 Correct 1 ms 312 KB Output is correct
54 Correct 3 ms 764 KB Output is correct
55 Correct 3 ms 716 KB Output is correct
56 Correct 29 ms 4772 KB Output is correct
57 Correct 25 ms 4816 KB Output is correct
58 Correct 39 ms 4888 KB Output is correct
59 Correct 23 ms 4148 KB Output is correct
60 Correct 26 ms 4888 KB Output is correct
61 Correct 24 ms 4640 KB Output is correct
62 Correct 23 ms 4380 KB Output is correct
63 Correct 23 ms 4416 KB Output is correct
64 Correct 22 ms 4416 KB Output is correct
65 Correct 29 ms 4788 KB Output is correct
66 Correct 24 ms 4368 KB Output is correct
67 Correct 25 ms 4124 KB Output is correct
68 Correct 25 ms 4376 KB Output is correct
69 Correct 1 ms 204 KB Output is correct
70 Correct 0 ms 204 KB Output is correct
71 Correct 23 ms 4376 KB Output is correct
72 Correct 24 ms 4392 KB Output is correct
73 Correct 26 ms 4396 KB Output is correct
74 Correct 0 ms 216 KB Output is correct
75 Correct 0 ms 212 KB Output is correct
76 Correct 0 ms 300 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 375 ms 147940 KB Output is correct
79 Correct 157 ms 16544 KB Output is correct
80 Correct 356 ms 147968 KB Output is correct
81 Correct 26 ms 4404 KB Output is correct
82 Correct 359 ms 148016 KB Output is correct
83 Correct 262 ms 75996 KB Output is correct
84 Correct 1 ms 308 KB Output is correct
85 Correct 1 ms 332 KB Output is correct
86 Correct 1 ms 332 KB Output is correct
87 Correct 1 ms 564 KB Output is correct
88 Correct 2 ms 1716 KB Output is correct
89 Correct 2 ms 1740 KB Output is correct
90 Correct 2 ms 1568 KB Output is correct
91 Correct 2 ms 1356 KB Output is correct
92 Correct 2 ms 1228 KB Output is correct
93 Correct 2 ms 1104 KB Output is correct
94 Correct 2 ms 980 KB Output is correct
95 Correct 1 ms 716 KB Output is correct
96 Correct 2 ms 588 KB Output is correct
97 Correct 1 ms 332 KB Output is correct
98 Correct 1 ms 312 KB Output is correct
99 Correct 2 ms 1740 KB Output is correct
100 Correct 2 ms 1740 KB Output is correct
101 Correct 23 ms 13616 KB Output is correct
102 Correct 10 ms 3560 KB Output is correct
103 Correct 384 ms 148876 KB Output is correct
104 Correct 280 ms 148764 KB Output is correct
105 Correct 265 ms 86596 KB Output is correct
106 Correct 349 ms 147944 KB Output is correct
107 Correct 112 ms 20772 KB Output is correct
108 Correct 142 ms 36752 KB Output is correct
109 Correct 28 ms 4404 KB Output is correct
110 Correct 22 ms 4372 KB Output is correct
111 Correct 328 ms 132020 KB Output is correct
112 Correct 323 ms 116876 KB Output is correct
113 Correct 125 ms 21700 KB Output is correct
114 Correct 345 ms 147976 KB Output is correct
115 Correct 328 ms 147980 KB Output is correct