oj.uz

Submission #640190

# Submission time Handle Problem Language Result Execution time Memory
640190 2022-09-13T22:10:07 Z ymm Arranging Shoes (IOI19_shoes) C++17
100 / 100
 219 ms 273652 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 = 200'010;
static queue<int> l[N], r[N];
static int fen[N];

static void add_fen(int r, int x)
{
	while (r > 0) {
		fen[r] += x;
		r -= r & -r;
	}
}
static void add(int l, int r)
{
	add_fen(r, 1);
	add_fen(l, -1);
}
static int get(int i)
{
	++i;
	int ans = 0;
	while (i < N) {
		ans += fen[i];
		i += i & -i;
	}
	return ans;
}

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() - get(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() - get(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:39:2: note: in expansion of macro 'Loop'
   39 |  Loop (i, 0, s.size()) {
      |  ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 269516 KB Output is correct
2 Correct 162 ms 269552 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 269516 KB Output is correct
2 Correct 162 ms 269552 KB Output is correct
3 Correct 150 ms 269476 KB Output is correct
4 Correct 154 ms 269616 KB Output is correct
5 Correct 161 ms 269460 KB Output is correct
6 Correct 154 ms 269568 KB Output is correct
7 Correct 153 ms 269572 KB Output is correct
8 Correct 151 ms 269516 KB Output is correct
9 Correct 155 ms 269520 KB Output is correct
10 Correct 158 ms 269556 KB Output is correct
11 Correct 165 ms 269580 KB Output is correct
12 Correct 156 ms 269464 KB Output is correct
13 Correct 156 ms 269516 KB Output is correct
14 Correct 157 ms 269560 KB Output is correct
15 Correct 155 ms 269548 KB Output is correct
16 Correct 155 ms 269516 KB Output is correct
17 Correct 158 ms 269464 KB Output is correct
18 Correct 157 ms 269464 KB Output is correct
19 Correct 160 ms 269464 KB Output is correct
20 Correct 155 ms 269548 KB Output is correct
21 Correct 163 ms 269536 KB Output is correct
22 Correct 159 ms 269516 KB Output is correct
23 Correct 160 ms 269484 KB Output is correct
24 Correct 167 ms 269552 KB Output is correct
25 Correct 160 ms 269604 KB Output is correct
26 Correct 164 ms 269508 KB Output is correct
27 Correct 159 ms 269552 KB Output is correct
28 Correct 157 ms 269520 KB Output is correct
29 Correct 156 ms 269456 KB Output is correct
30 Correct 156 ms 269572 KB Output is correct
31 Correct 157 ms 269524 KB Output is correct
32 Correct 158 ms 269516 KB Output is correct
33 Correct 157 ms 269464 KB Output is correct
34 Correct 157 ms 269504 KB Output is correct
35 Correct 160 ms 269548 KB Output is correct
36 Correct 158 ms 269608 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 269516 KB Output is correct
2 Correct 162 ms 269552 KB Output is correct
3 Correct 157 ms 269460 KB Output is correct
4 Correct 161 ms 269560 KB Output is correct
5 Correct 160 ms 269524 KB Output is correct
6 Correct 155 ms 269504 KB Output is correct
7 Correct 156 ms 269528 KB Output is correct
8 Correct 164 ms 269480 KB Output is correct
9 Correct 159 ms 269576 KB Output is correct
10 Correct 156 ms 269544 KB Output is correct
11 Correct 156 ms 269524 KB Output is correct
12 Correct 158 ms 269456 KB Output is correct
13 Correct 163 ms 269524 KB Output is correct
14 Correct 165 ms 269572 KB Output is correct
15 Correct 166 ms 269528 KB Output is correct
16 Correct 159 ms 269524 KB Output is correct
17 Correct 166 ms 269476 KB Output is correct
18 Correct 161 ms 269516 KB Output is correct
19 Correct 157 ms 269576 KB Output is correct
20 Correct 164 ms 269904 KB Output is correct
21 Correct 162 ms 269900 KB Output is correct
22 Correct 199 ms 273024 KB Output is correct
23 Correct 180 ms 273104 KB Output is correct
24 Correct 181 ms 273244 KB Output is correct
25 Correct 184 ms 273348 KB Output is correct
26 Correct 180 ms 273084 KB Output is correct
27 Correct 193 ms 272908 KB Output is correct
28 Correct 183 ms 273544 KB Output is correct
29 Correct 185 ms 273540 KB Output is correct
30 Correct 179 ms 273544 KB Output is correct
31 Correct 181 ms 273172 KB Output is correct
32 Correct 190 ms 273584 KB Output is correct
33 Correct 185 ms 273424 KB Output is correct
34 Correct 188 ms 273556 KB Output is correct
35 Correct 153 ms 269552 KB Output is correct
36 Correct 158 ms 269528 KB Output is correct
37 Correct 193 ms 273620 KB Output is correct
38 Correct 199 ms 273568 KB Output is correct
39 Correct 191 ms 273528 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 156 ms 269548 KB Output is correct
2 Correct 161 ms 269516 KB Output is correct
3 Correct 155 ms 269552 KB Output is correct
4 Correct 156 ms 269564 KB Output is correct
5 Correct 209 ms 272176 KB Output is correct
6 Correct 203 ms 273212 KB Output is correct
7 Correct 207 ms 273096 KB Output is correct
8 Correct 191 ms 273612 KB Output is correct
9 Correct 211 ms 273212 KB Output is correct
10 Correct 209 ms 273228 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 269516 KB Output is correct
2 Correct 162 ms 269552 KB Output is correct
3 Correct 150 ms 269476 KB Output is correct
4 Correct 154 ms 269616 KB Output is correct
5 Correct 161 ms 269460 KB Output is correct
6 Correct 154 ms 269568 KB Output is correct
7 Correct 153 ms 269572 KB Output is correct
8 Correct 151 ms 269516 KB Output is correct
9 Correct 155 ms 269520 KB Output is correct
10 Correct 158 ms 269556 KB Output is correct
11 Correct 165 ms 269580 KB Output is correct
12 Correct 156 ms 269464 KB Output is correct
13 Correct 156 ms 269516 KB Output is correct
14 Correct 157 ms 269560 KB Output is correct
15 Correct 155 ms 269548 KB Output is correct
16 Correct 155 ms 269516 KB Output is correct
17 Correct 158 ms 269464 KB Output is correct
18 Correct 157 ms 269464 KB Output is correct
19 Correct 160 ms 269464 KB Output is correct
20 Correct 155 ms 269548 KB Output is correct
21 Correct 163 ms 269536 KB Output is correct
22 Correct 159 ms 269516 KB Output is correct
23 Correct 160 ms 269484 KB Output is correct
24 Correct 167 ms 269552 KB Output is correct
25 Correct 160 ms 269604 KB Output is correct
26 Correct 164 ms 269508 KB Output is correct
27 Correct 159 ms 269552 KB Output is correct
28 Correct 157 ms 269520 KB Output is correct
29 Correct 156 ms 269456 KB Output is correct
30 Correct 156 ms 269572 KB Output is correct
31 Correct 157 ms 269524 KB Output is correct
32 Correct 158 ms 269516 KB Output is correct
33 Correct 157 ms 269464 KB Output is correct
34 Correct 157 ms 269504 KB Output is correct
35 Correct 160 ms 269548 KB Output is correct
36 Correct 158 ms 269608 KB Output is correct
37 Correct 157 ms 269540 KB Output is correct
38 Correct 157 ms 269480 KB Output is correct
39 Correct 156 ms 269500 KB Output is correct
40 Correct 174 ms 269556 KB Output is correct
41 Correct 156 ms 269564 KB Output is correct
42 Correct 155 ms 269532 KB Output is correct
43 Correct 160 ms 269564 KB Output is correct
44 Correct 160 ms 269584 KB Output is correct
45 Correct 156 ms 269600 KB Output is correct
46 Correct 158 ms 269548 KB Output is correct
47 Correct 157 ms 269648 KB Output is correct
48 Correct 157 ms 269568 KB Output is correct
49 Correct 164 ms 269500 KB Output is correct
50 Correct 164 ms 269692 KB Output is correct
51 Correct 155 ms 269516 KB Output is correct
52 Correct 155 ms 269528 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 269516 KB Output is correct
2 Correct 162 ms 269552 KB Output is correct
3 Correct 150 ms 269476 KB Output is correct
4 Correct 154 ms 269616 KB Output is correct
5 Correct 161 ms 269460 KB Output is correct
6 Correct 154 ms 269568 KB Output is correct
7 Correct 153 ms 269572 KB Output is correct
8 Correct 151 ms 269516 KB Output is correct
9 Correct 155 ms 269520 KB Output is correct
10 Correct 158 ms 269556 KB Output is correct
11 Correct 165 ms 269580 KB Output is correct
12 Correct 156 ms 269464 KB Output is correct
13 Correct 156 ms 269516 KB Output is correct
14 Correct 157 ms 269560 KB Output is correct
15 Correct 155 ms 269548 KB Output is correct
16 Correct 155 ms 269516 KB Output is correct
17 Correct 158 ms 269464 KB Output is correct
18 Correct 157 ms 269464 KB Output is correct
19 Correct 160 ms 269464 KB Output is correct
20 Correct 155 ms 269548 KB Output is correct
21 Correct 163 ms 269536 KB Output is correct
22 Correct 159 ms 269516 KB Output is correct
23 Correct 160 ms 269484 KB Output is correct
24 Correct 167 ms 269552 KB Output is correct
25 Correct 160 ms 269604 KB Output is correct
26 Correct 164 ms 269508 KB Output is correct
27 Correct 159 ms 269552 KB Output is correct
28 Correct 157 ms 269520 KB Output is correct
29 Correct 156 ms 269456 KB Output is correct
30 Correct 156 ms 269572 KB Output is correct
31 Correct 157 ms 269524 KB Output is correct
32 Correct 158 ms 269516 KB Output is correct
33 Correct 157 ms 269464 KB Output is correct
34 Correct 157 ms 269504 KB Output is correct
35 Correct 160 ms 269548 KB Output is correct
36 Correct 158 ms 269608 KB Output is correct
37 Correct 157 ms 269460 KB Output is correct
38 Correct 161 ms 269560 KB Output is correct
39 Correct 160 ms 269524 KB Output is correct
40 Correct 155 ms 269504 KB Output is correct
41 Correct 156 ms 269528 KB Output is correct
42 Correct 164 ms 269480 KB Output is correct
43 Correct 159 ms 269576 KB Output is correct
44 Correct 156 ms 269544 KB Output is correct
45 Correct 156 ms 269524 KB Output is correct
46 Correct 158 ms 269456 KB Output is correct
47 Correct 163 ms 269524 KB Output is correct
48 Correct 165 ms 269572 KB Output is correct
49 Correct 166 ms 269528 KB Output is correct
50 Correct 159 ms 269524 KB Output is correct
51 Correct 166 ms 269476 KB Output is correct
52 Correct 161 ms 269516 KB Output is correct
53 Correct 157 ms 269576 KB Output is correct
54 Correct 164 ms 269904 KB Output is correct
55 Correct 162 ms 269900 KB Output is correct
56 Correct 199 ms 273024 KB Output is correct
57 Correct 180 ms 273104 KB Output is correct
58 Correct 181 ms 273244 KB Output is correct
59 Correct 184 ms 273348 KB Output is correct
60 Correct 180 ms 273084 KB Output is correct
61 Correct 193 ms 272908 KB Output is correct
62 Correct 183 ms 273544 KB Output is correct
63 Correct 185 ms 273540 KB Output is correct
64 Correct 179 ms 273544 KB Output is correct
65 Correct 181 ms 273172 KB Output is correct
66 Correct 190 ms 273584 KB Output is correct
67 Correct 185 ms 273424 KB Output is correct
68 Correct 188 ms 273556 KB Output is correct
69 Correct 153 ms 269552 KB Output is correct
70 Correct 158 ms 269528 KB Output is correct
71 Correct 193 ms 273620 KB Output is correct
72 Correct 199 ms 273568 KB Output is correct
73 Correct 191 ms 273528 KB Output is correct
74 Correct 156 ms 269548 KB Output is correct
75 Correct 161 ms 269516 KB Output is correct
76 Correct 155 ms 269552 KB Output is correct
77 Correct 156 ms 269564 KB Output is correct
78 Correct 209 ms 272176 KB Output is correct
79 Correct 203 ms 273212 KB Output is correct
80 Correct 207 ms 273096 KB Output is correct
81 Correct 191 ms 273612 KB Output is correct
82 Correct 211 ms 273212 KB Output is correct
83 Correct 209 ms 273228 KB Output is correct
84 Correct 157 ms 269540 KB Output is correct
85 Correct 157 ms 269480 KB Output is correct
86 Correct 156 ms 269500 KB Output is correct
87 Correct 174 ms 269556 KB Output is correct
88 Correct 156 ms 269564 KB Output is correct
89 Correct 155 ms 269532 KB Output is correct
90 Correct 160 ms 269564 KB Output is correct
91 Correct 160 ms 269584 KB Output is correct
92 Correct 156 ms 269600 KB Output is correct
93 Correct 158 ms 269548 KB Output is correct
94 Correct 157 ms 269648 KB Output is correct
95 Correct 157 ms 269568 KB Output is correct
96 Correct 164 ms 269500 KB Output is correct
97 Correct 164 ms 269692 KB Output is correct
98 Correct 155 ms 269516 KB Output is correct
99 Correct 155 ms 269528 KB Output is correct
100 Correct 157 ms 269516 KB Output is correct
101 Correct 172 ms 269796 KB Output is correct
102 Correct 161 ms 269888 KB Output is correct
103 Correct 213 ms 273144 KB Output is correct
104 Correct 205 ms 273168 KB Output is correct
105 Correct 203 ms 273056 KB Output is correct
106 Correct 207 ms 273180 KB Output is correct
107 Correct 193 ms 273272 KB Output is correct
108 Correct 193 ms 273100 KB Output is correct
109 Correct 186 ms 273612 KB Output is correct
110 Correct 181 ms 273652 KB Output is correct
111 Correct 206 ms 273176 KB Output is correct
112 Correct 219 ms 273100 KB Output is correct
113 Correct 192 ms 273100 KB Output is correct
114 Correct 210 ms 273168 KB Output is correct
115 Correct 206 ms 273064 KB Output is correct