oj.uz

Submission #640188

# Submission time Handle Problem Language Result Execution time Memory
640188 2022-09-13T22:03:43 Z ymm Arranging Shoes (IOI19_shoes) C++17
50 / 100
 1000 ms 274588 KB 
#include "shoes.h"
#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
#define LoopR(x,l,r) for (ll x = (r)-1; x >= (l); --x)
typedef long long ll;
typedef std::pair<int, int> pii;
typedef std::pair<ll , ll > pll;
using namespace std;

static const int N = 100'010;
static queue<int> l[N], r[N];
static int frw[N];

__attribute__((optimize("O3,unroll-loops"),target("avx")))
static void add(int l, int r)
{
	Loop (i,l,r)
		frw[i] += 1;
}

long long count_swaps(std::vector<int> s) {
	ll ans = 0;
	Loop (i, 0, s.size()) {
		int x = s[i];
		if (x < 0) {
			if (r[-x].size()) {
				ans += i - r[-x].front() - frw[r[-x].front()];
				add(r[-x].front(), i);
				r[-x].pop();
			} else {
				l[-x].push(i);
			}
		} else {
			if (l[x].size()) {
				ans += i - l[x].front()  - frw[l[x].front()]- 1;
				add(l[x].front(), i);
				l[x].pop();
			} else {
				r[x].push(i);
			}
		}
	}
	return ans;
}

Compilation message

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:3:40: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    3 | #define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
      |                                        ^
shoes.cpp:23:2: note: in expansion of macro 'Loop'
   23 |  Loop (i, 0, s.size()) {
      |  ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 134860 KB Output is correct
2 Correct 77 ms 134864 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 134860 KB Output is correct
2 Correct 77 ms 134864 KB Output is correct
3 Correct 79 ms 135012 KB Output is correct
4 Correct 78 ms 134932 KB Output is correct
5 Correct 93 ms 134944 KB Output is correct
6 Correct 78 ms 134876 KB Output is correct
7 Correct 79 ms 134860 KB Output is correct
8 Correct 80 ms 134856 KB Output is correct
9 Correct 79 ms 134860 KB Output is correct
10 Correct 81 ms 134860 KB Output is correct
11 Correct 87 ms 134884 KB Output is correct
12 Correct 79 ms 134900 KB Output is correct
13 Correct 92 ms 134860 KB Output is correct
14 Correct 81 ms 134888 KB Output is correct
15 Correct 82 ms 134940 KB Output is correct
16 Correct 85 ms 134860 KB Output is correct
17 Correct 80 ms 134876 KB Output is correct
18 Correct 84 ms 134948 KB Output is correct
19 Correct 81 ms 134860 KB Output is correct
20 Correct 84 ms 134928 KB Output is correct
21 Correct 81 ms 134852 KB Output is correct
22 Correct 78 ms 134860 KB Output is correct
23 Correct 81 ms 134828 KB Output is correct
24 Correct 79 ms 134940 KB Output is correct
25 Correct 97 ms 134888 KB Output is correct
26 Correct 79 ms 134904 KB Output is correct
27 Correct 79 ms 134860 KB Output is correct
28 Correct 81 ms 134828 KB Output is correct
29 Correct 83 ms 134936 KB Output is correct
30 Correct 87 ms 135008 KB Output is correct
31 Correct 79 ms 134860 KB Output is correct
32 Correct 92 ms 134936 KB Output is correct
33 Correct 80 ms 134860 KB Output is correct
34 Correct 95 ms 134852 KB Output is correct
35 Correct 86 ms 134916 KB Output is correct
36 Correct 81 ms 134844 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 134860 KB Output is correct
2 Correct 77 ms 134864 KB Output is correct
3 Correct 82 ms 134876 KB Output is correct
4 Correct 78 ms 134884 KB Output is correct
5 Correct 88 ms 134940 KB Output is correct
6 Correct 81 ms 134840 KB Output is correct
7 Correct 82 ms 134836 KB Output is correct
8 Correct 82 ms 134948 KB Output is correct
9 Correct 80 ms 134868 KB Output is correct
10 Correct 81 ms 134960 KB Output is correct
11 Correct 81 ms 134944 KB Output is correct
12 Correct 82 ms 134936 KB Output is correct
13 Correct 80 ms 134896 KB Output is correct
14 Correct 80 ms 134932 KB Output is correct
15 Correct 79 ms 134868 KB Output is correct
16 Correct 79 ms 134856 KB Output is correct
17 Correct 80 ms 134824 KB Output is correct
18 Correct 83 ms 134948 KB Output is correct
19 Correct 82 ms 134944 KB Output is correct
20 Correct 87 ms 135204 KB Output is correct
21 Correct 81 ms 135268 KB Output is correct
22 Runtime error 209 ms 274588 KB Execution killed with signal 6
23 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 90 ms 134928 KB Output is correct
2 Correct 105 ms 134968 KB Output is correct
3 Correct 88 ms 134912 KB Output is correct
4 Correct 85 ms 134892 KB Output is correct
5 Execution timed out 1087 ms 138060 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 134860 KB Output is correct
2 Correct 77 ms 134864 KB Output is correct
3 Correct 79 ms 135012 KB Output is correct
4 Correct 78 ms 134932 KB Output is correct
5 Correct 93 ms 134944 KB Output is correct
6 Correct 78 ms 134876 KB Output is correct
7 Correct 79 ms 134860 KB Output is correct
8 Correct 80 ms 134856 KB Output is correct
9 Correct 79 ms 134860 KB Output is correct
10 Correct 81 ms 134860 KB Output is correct
11 Correct 87 ms 134884 KB Output is correct
12 Correct 79 ms 134900 KB Output is correct
13 Correct 92 ms 134860 KB Output is correct
14 Correct 81 ms 134888 KB Output is correct
15 Correct 82 ms 134940 KB Output is correct
16 Correct 85 ms 134860 KB Output is correct
17 Correct 80 ms 134876 KB Output is correct
18 Correct 84 ms 134948 KB Output is correct
19 Correct 81 ms 134860 KB Output is correct
20 Correct 84 ms 134928 KB Output is correct
21 Correct 81 ms 134852 KB Output is correct
22 Correct 78 ms 134860 KB Output is correct
23 Correct 81 ms 134828 KB Output is correct
24 Correct 79 ms 134940 KB Output is correct
25 Correct 97 ms 134888 KB Output is correct
26 Correct 79 ms 134904 KB Output is correct
27 Correct 79 ms 134860 KB Output is correct
28 Correct 81 ms 134828 KB Output is correct
29 Correct 83 ms 134936 KB Output is correct
30 Correct 87 ms 135008 KB Output is correct
31 Correct 79 ms 134860 KB Output is correct
32 Correct 92 ms 134936 KB Output is correct
33 Correct 80 ms 134860 KB Output is correct
34 Correct 95 ms 134852 KB Output is correct
35 Correct 86 ms 134916 KB Output is correct
36 Correct 81 ms 134844 KB Output is correct
37 Correct 80 ms 134940 KB Output is correct
38 Correct 85 ms 134928 KB Output is correct
39 Correct 84 ms 134860 KB Output is correct
40 Correct 85 ms 134900 KB Output is correct
41 Correct 87 ms 134956 KB Output is correct
42 Correct 83 ms 134868 KB Output is correct
43 Correct 88 ms 134944 KB Output is correct
44 Correct 85 ms 134940 KB Output is correct
45 Correct 100 ms 134864 KB Output is correct
46 Correct 90 ms 135008 KB Output is correct
47 Correct 87 ms 134880 KB Output is correct
48 Correct 86 ms 134880 KB Output is correct
49 Correct 86 ms 134920 KB Output is correct
50 Correct 89 ms 134900 KB Output is correct
51 Correct 86 ms 134852 KB Output is correct
52 Correct 85 ms 134968 KB Output is correct

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 134860 KB Output is correct
2 Correct 77 ms 134864 KB Output is correct
3 Correct 79 ms 135012 KB Output is correct
4 Correct 78 ms 134932 KB Output is correct
5 Correct 93 ms 134944 KB Output is correct
6 Correct 78 ms 134876 KB Output is correct
7 Correct 79 ms 134860 KB Output is correct
8 Correct 80 ms 134856 KB Output is correct
9 Correct 79 ms 134860 KB Output is correct
10 Correct 81 ms 134860 KB Output is correct
11 Correct 87 ms 134884 KB Output is correct
12 Correct 79 ms 134900 KB Output is correct
13 Correct 92 ms 134860 KB Output is correct
14 Correct 81 ms 134888 KB Output is correct
15 Correct 82 ms 134940 KB Output is correct
16 Correct 85 ms 134860 KB Output is correct
17 Correct 80 ms 134876 KB Output is correct
18 Correct 84 ms 134948 KB Output is correct
19 Correct 81 ms 134860 KB Output is correct
20 Correct 84 ms 134928 KB Output is correct
21 Correct 81 ms 134852 KB Output is correct
22 Correct 78 ms 134860 KB Output is correct
23 Correct 81 ms 134828 KB Output is correct
24 Correct 79 ms 134940 KB Output is correct
25 Correct 97 ms 134888 KB Output is correct
26 Correct 79 ms 134904 KB Output is correct
27 Correct 79 ms 134860 KB Output is correct
28 Correct 81 ms 134828 KB Output is correct
29 Correct 83 ms 134936 KB Output is correct
30 Correct 87 ms 135008 KB Output is correct
31 Correct 79 ms 134860 KB Output is correct
32 Correct 92 ms 134936 KB Output is correct
33 Correct 80 ms 134860 KB Output is correct
34 Correct 95 ms 134852 KB Output is correct
35 Correct 86 ms 134916 KB Output is correct
36 Correct 81 ms 134844 KB Output is correct
37 Correct 82 ms 134876 KB Output is correct
38 Correct 78 ms 134884 KB Output is correct
39 Correct 88 ms 134940 KB Output is correct
40 Correct 81 ms 134840 KB Output is correct
41 Correct 82 ms 134836 KB Output is correct
42 Correct 82 ms 134948 KB Output is correct
43 Correct 80 ms 134868 KB Output is correct
44 Correct 81 ms 134960 KB Output is correct
45 Correct 81 ms 134944 KB Output is correct
46 Correct 82 ms 134936 KB Output is correct
47 Correct 80 ms 134896 KB Output is correct
48 Correct 80 ms 134932 KB Output is correct
49 Correct 79 ms 134868 KB Output is correct
50 Correct 79 ms 134856 KB Output is correct
51 Correct 80 ms 134824 KB Output is correct
52 Correct 83 ms 134948 KB Output is correct
53 Correct 82 ms 134944 KB Output is correct
54 Correct 87 ms 135204 KB Output is correct
55 Correct 81 ms 135268 KB Output is correct
56 Runtime error 209 ms 274588 KB Execution killed with signal 6
57 Halted 0 ms 0 KB -