oj.uz

Submission #757119

# Submission time Handle Problem Language Result Execution time Memory
757119 2023-06-12T16:37:19 Z Piokemon Arranging Shoes (IOI19_shoes) C++17
100 / 100
 150 ms 15856 KB 
#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;

constexpr int N=1e5;
constexpr int base=(1<<18);
vector<int> gdzie[2*N+9];
int tree[2*base+9];
bool used[2*N+9];

void add(int x, int a, int b, int p, int k, int val){
	if (a>k || b<p) return;
	if (p<=a && b<=k){
		tree[x] += val;
		return;
	}
	int mid = (a+b)/2;
	add(2*x,a,mid,p,k,val);
	add(2*x+1,mid+1,b,p,k,val);
}

ll query(int x){
	x += base;
	int odp=0;
	while(x>0){
		odp += tree[x];
		x = x>>1;
	}
	return odp;
}

ll count_swaps(vector<int> s) {
	ll odp = 0,n=s.size()/2;
	for (int x=2*n-1;x>=0;x--){
		gdzie[s[x]+n].push_back(x);
		add(1,0,base-1,x,x,x); 
	}
	for (int x=0;x<2*n;x++){
		if (used[x]) continue;
		odp += query(gdzie[-s[x]+n].back());
		used[x] = 1; used[gdzie[-s[x]+n].back()] = 1;
		if (s[x]<0)odp--;
		add(1,0,base-1,x,2*n-1,-1);
		add(1,0,base-1,gdzie[-s[x]+n].back(),2*n-1,-1);
		gdzie[s[x]+n].pop_back();
		gdzie[-s[x]+n].pop_back();
	}
	return odp;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4948 KB Output is correct
2 Correct 3 ms 5004 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4948 KB Output is correct
2 Correct 3 ms 5004 KB Output is correct
3 Correct 3 ms 4940 KB Output is correct
4 Correct 4 ms 5004 KB Output is correct
5 Correct 3 ms 5000 KB Output is correct
6 Correct 3 ms 5004 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 3 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 3 ms 5000 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 5004 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 4 ms 4948 KB Output is correct
16 Correct 3 ms 5004 KB Output is correct
17 Correct 3 ms 4948 KB Output is correct
18 Correct 3 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 4 ms 5008 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 3 ms 4948 KB Output is correct
24 Correct 3 ms 4948 KB Output is correct
25 Correct 4 ms 5004 KB Output is correct
26 Correct 3 ms 4948 KB Output is correct
27 Correct 3 ms 5000 KB Output is correct
28 Correct 4 ms 4948 KB Output is correct
29 Correct 3 ms 4948 KB Output is correct
30 Correct 4 ms 5024 KB Output is correct
31 Correct 3 ms 4948 KB Output is correct
32 Correct 3 ms 4948 KB Output is correct
33 Correct 3 ms 5004 KB Output is correct
34 Correct 3 ms 5004 KB Output is correct
35 Correct 3 ms 4948 KB Output is correct
36 Correct 4 ms 5036 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4948 KB Output is correct
2 Correct 3 ms 5004 KB Output is correct
3 Correct 3 ms 5000 KB Output is correct
4 Correct 3 ms 4948 KB Output is correct
5 Correct 3 ms 5000 KB Output is correct
6 Correct 3 ms 5000 KB Output is correct
7 Correct 4 ms 4948 KB Output is correct
8 Correct 3 ms 4948 KB Output is correct
9 Correct 3 ms 5000 KB Output is correct
10 Correct 3 ms 4948 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 4948 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 3 ms 4948 KB Output is correct
16 Correct 4 ms 4960 KB Output is correct
17 Correct 4 ms 5008 KB Output is correct
18 Correct 5 ms 5076 KB Output is correct
19 Correct 4 ms 5004 KB Output is correct
20 Correct 14 ms 5572 KB Output is correct
21 Correct 10 ms 5588 KB Output is correct
22 Correct 77 ms 10504 KB Output is correct
23 Correct 72 ms 10504 KB Output is correct
24 Correct 71 ms 10536 KB Output is correct
25 Correct 68 ms 10308 KB Output is correct
26 Correct 96 ms 10536 KB Output is correct
27 Correct 70 ms 10304 KB Output is correct
28 Correct 77 ms 10444 KB Output is correct
29 Correct 70 ms 10488 KB Output is correct
30 Correct 73 ms 10508 KB Output is correct
31 Correct 73 ms 10444 KB Output is correct
32 Correct 72 ms 10428 KB Output is correct
33 Correct 76 ms 10240 KB Output is correct
34 Correct 71 ms 10436 KB Output is correct
35 Correct 3 ms 4948 KB Output is correct
36 Correct 3 ms 4948 KB Output is correct
37 Correct 92 ms 10428 KB Output is correct
38 Correct 82 ms 10472 KB Output is correct
39 Correct 73 ms 10436 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 3 ms 4948 KB Output is correct
3 Correct 3 ms 5004 KB Output is correct
4 Correct 3 ms 5008 KB Output is correct
5 Correct 102 ms 15800 KB Output is correct
6 Correct 96 ms 11028 KB Output is correct
7 Correct 103 ms 15740 KB Output is correct
8 Correct 78 ms 10544 KB Output is correct
9 Correct 113 ms 15820 KB Output is correct
10 Correct 110 ms 12764 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4948 KB Output is correct
2 Correct 3 ms 5004 KB Output is correct
3 Correct 3 ms 4940 KB Output is correct
4 Correct 4 ms 5004 KB Output is correct
5 Correct 3 ms 5000 KB Output is correct
6 Correct 3 ms 5004 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 3 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 3 ms 5000 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 5004 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 4 ms 4948 KB Output is correct
16 Correct 3 ms 5004 KB Output is correct
17 Correct 3 ms 4948 KB Output is correct
18 Correct 3 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 4 ms 5008 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 3 ms 4948 KB Output is correct
24 Correct 3 ms 4948 KB Output is correct
25 Correct 4 ms 5004 KB Output is correct
26 Correct 3 ms 4948 KB Output is correct
27 Correct 3 ms 5000 KB Output is correct
28 Correct 4 ms 4948 KB Output is correct
29 Correct 3 ms 4948 KB Output is correct
30 Correct 4 ms 5024 KB Output is correct
31 Correct 3 ms 4948 KB Output is correct
32 Correct 3 ms 4948 KB Output is correct
33 Correct 3 ms 5004 KB Output is correct
34 Correct 3 ms 5004 KB Output is correct
35 Correct 3 ms 4948 KB Output is correct
36 Correct 4 ms 5036 KB Output is correct
37 Correct 3 ms 4948 KB Output is correct
38 Correct 3 ms 4948 KB Output is correct
39 Correct 3 ms 5000 KB Output is correct
40 Correct 3 ms 4948 KB Output is correct
41 Correct 4 ms 5076 KB Output is correct
42 Correct 4 ms 5144 KB Output is correct
43 Correct 4 ms 5128 KB Output is correct
44 Correct 4 ms 5076 KB Output is correct
45 Correct 4 ms 5076 KB Output is correct
46 Correct 6 ms 5076 KB Output is correct
47 Correct 4 ms 5076 KB Output is correct
48 Correct 4 ms 5072 KB Output is correct
49 Correct 4 ms 5076 KB Output is correct
50 Correct 4 ms 5076 KB Output is correct
51 Correct 4 ms 5076 KB Output is correct
52 Correct 4 ms 5076 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 4948 KB Output is correct
2 Correct 3 ms 5004 KB Output is correct
3 Correct 3 ms 4940 KB Output is correct
4 Correct 4 ms 5004 KB Output is correct
5 Correct 3 ms 5000 KB Output is correct
6 Correct 3 ms 5004 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 3 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 3 ms 5000 KB Output is correct
11 Correct 3 ms 4948 KB Output is correct
12 Correct 3 ms 5004 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 4 ms 4948 KB Output is correct
16 Correct 3 ms 5004 KB Output is correct
17 Correct 3 ms 4948 KB Output is correct
18 Correct 3 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 4 ms 5008 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 3 ms 4948 KB Output is correct
24 Correct 3 ms 4948 KB Output is correct
25 Correct 4 ms 5004 KB Output is correct
26 Correct 3 ms 4948 KB Output is correct
27 Correct 3 ms 5000 KB Output is correct
28 Correct 4 ms 4948 KB Output is correct
29 Correct 3 ms 4948 KB Output is correct
30 Correct 4 ms 5024 KB Output is correct
31 Correct 3 ms 4948 KB Output is correct
32 Correct 3 ms 4948 KB Output is correct
33 Correct 3 ms 5004 KB Output is correct
34 Correct 3 ms 5004 KB Output is correct
35 Correct 3 ms 4948 KB Output is correct
36 Correct 4 ms 5036 KB Output is correct
37 Correct 3 ms 5000 KB Output is correct
38 Correct 3 ms 4948 KB Output is correct
39 Correct 3 ms 5000 KB Output is correct
40 Correct 3 ms 5000 KB Output is correct
41 Correct 4 ms 4948 KB Output is correct
42 Correct 3 ms 4948 KB Output is correct
43 Correct 3 ms 5000 KB Output is correct
44 Correct 3 ms 4948 KB Output is correct
45 Correct 3 ms 4948 KB Output is correct
46 Correct 3 ms 4948 KB Output is correct
47 Correct 3 ms 4948 KB Output is correct
48 Correct 3 ms 4948 KB Output is correct
49 Correct 3 ms 4948 KB Output is correct
50 Correct 4 ms 4960 KB Output is correct
51 Correct 4 ms 5008 KB Output is correct
52 Correct 5 ms 5076 KB Output is correct
53 Correct 4 ms 5004 KB Output is correct
54 Correct 14 ms 5572 KB Output is correct
55 Correct 10 ms 5588 KB Output is correct
56 Correct 77 ms 10504 KB Output is correct
57 Correct 72 ms 10504 KB Output is correct
58 Correct 71 ms 10536 KB Output is correct
59 Correct 68 ms 10308 KB Output is correct
60 Correct 96 ms 10536 KB Output is correct
61 Correct 70 ms 10304 KB Output is correct
62 Correct 77 ms 10444 KB Output is correct
63 Correct 70 ms 10488 KB Output is correct
64 Correct 73 ms 10508 KB Output is correct
65 Correct 73 ms 10444 KB Output is correct
66 Correct 72 ms 10428 KB Output is correct
67 Correct 76 ms 10240 KB Output is correct
68 Correct 71 ms 10436 KB Output is correct
69 Correct 3 ms 4948 KB Output is correct
70 Correct 3 ms 4948 KB Output is correct
71 Correct 92 ms 10428 KB Output is correct
72 Correct 82 ms 10472 KB Output is correct
73 Correct 73 ms 10436 KB Output is correct
74 Correct 3 ms 4948 KB Output is correct
75 Correct 3 ms 4948 KB Output is correct
76 Correct 3 ms 5004 KB Output is correct
77 Correct 3 ms 5008 KB Output is correct
78 Correct 102 ms 15800 KB Output is correct
79 Correct 96 ms 11028 KB Output is correct
80 Correct 103 ms 15740 KB Output is correct
81 Correct 78 ms 10544 KB Output is correct
82 Correct 113 ms 15820 KB Output is correct
83 Correct 110 ms 12764 KB Output is correct
84 Correct 3 ms 4948 KB Output is correct
85 Correct 3 ms 4948 KB Output is correct
86 Correct 3 ms 5000 KB Output is correct
87 Correct 3 ms 4948 KB Output is correct
88 Correct 4 ms 5076 KB Output is correct
89 Correct 4 ms 5144 KB Output is correct
90 Correct 4 ms 5128 KB Output is correct
91 Correct 4 ms 5076 KB Output is correct
92 Correct 4 ms 5076 KB Output is correct
93 Correct 6 ms 5076 KB Output is correct
94 Correct 4 ms 5076 KB Output is correct
95 Correct 4 ms 5072 KB Output is correct
96 Correct 4 ms 5076 KB Output is correct
97 Correct 4 ms 5076 KB Output is correct
98 Correct 4 ms 5076 KB Output is correct
99 Correct 4 ms 5076 KB Output is correct
100 Correct 4 ms 5076 KB Output is correct
101 Correct 13 ms 6012 KB Output is correct
102 Correct 12 ms 5656 KB Output is correct
103 Correct 150 ms 15852 KB Output is correct
104 Correct 124 ms 15756 KB Output is correct
105 Correct 128 ms 13132 KB Output is correct
106 Correct 93 ms 15732 KB Output is correct
107 Correct 106 ms 11280 KB Output is correct
108 Correct 108 ms 11564 KB Output is correct
109 Correct 86 ms 10844 KB Output is correct
110 Correct 74 ms 10560 KB Output is correct
111 Correct 132 ms 15132 KB Output is correct
112 Correct 113 ms 14376 KB Output is correct
113 Correct 112 ms 11160 KB Output is correct
114 Correct 104 ms 15856 KB Output is correct
115 Correct 101 ms 15844 KB Output is correct