oj.uz

Submission #605520

# Submission time Handle Problem Language Result Execution time Memory
605520 2022-07-25T18:39:27 Z misteg168 Arranging Shoes (IOI19_shoes) C++17
100 / 100
 684 ms 151272 KB 
#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define F first
#define S second

ll get(ll x){
	ll y = 0;
	while((1ll<<y) < x) y++;
	return (1ll << y);
}

void upd(vector<ll> & segtree, ll a, ll t){
	a += t;
	while(a > 0){
		segtree[a]++;
		a/=2;
	}
}

ll rg(vector<ll> & segtree, ll a, ll b, ll t){
	a += t, b += t;
	ll ans = 0;
	while(a <= b){
		if(a % 2 == 1) ans += segtree[a++];
		if(b % 2 == 0) ans += segtree[b--];
		a /= 2, b/= 2;
	}
	return ans;
}

long long count_swaps(std::vector<int> s) {
	ll n = s.size();
	map<ll, deque<ll>> v;
	for(int i = 0; i < n; i++){
		v[-s[i]].push_back(i);
	}
	ll t = get(n);
	vector<ll> segtree(2*t);
	vector<bool> pos(n, 0);
	ll ans = 0;
	for(int i = 0; i < n; i++){
		if(pos[i]){
			continue;
		}
		ans += v[s[i]][0]-i-rg(segtree, i, v[s[i]][0], t);
		if(s[i] < 0) ans--; //not need to swap shoes
		pos[i] = 1;
		upd(segtree, v[s[i]][0], t);
		pos[ v[s[i]][0] ] = 1;
		v[ -s[i] ].pop_front();
		v[ s[i] ].pop_front();
	}
	
	return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 240 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 240 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 240 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 3 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 6 ms 1108 KB Output is correct
21 Correct 4 ms 1108 KB Output is correct
22 Correct 43 ms 7644 KB Output is correct
23 Correct 37 ms 7616 KB Output is correct
24 Correct 36 ms 7616 KB Output is correct
25 Correct 63 ms 7644 KB Output is correct
26 Correct 38 ms 7636 KB Output is correct
27 Correct 29 ms 7624 KB Output is correct
28 Correct 36 ms 7652 KB Output is correct
29 Correct 37 ms 7624 KB Output is correct
30 Correct 40 ms 7620 KB Output is correct
31 Correct 45 ms 7596 KB Output is correct
32 Correct 37 ms 7636 KB Output is correct
33 Correct 44 ms 7636 KB Output is correct
34 Correct 34 ms 7640 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 35 ms 7612 KB Output is correct
38 Correct 35 ms 7576 KB Output is correct
39 Correct 49 ms 7564 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 584 ms 150016 KB Output is correct
6 Correct 198 ms 18624 KB Output is correct
7 Correct 554 ms 150016 KB Output is correct
8 Correct 45 ms 7668 KB Output is correct
9 Correct 612 ms 150024 KB Output is correct
10 Correct 443 ms 78004 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 240 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 596 KB Output is correct
41 Correct 3 ms 1748 KB Output is correct
42 Correct 3 ms 1748 KB Output is correct
43 Correct 2 ms 1492 KB Output is correct
44 Correct 3 ms 1364 KB Output is correct
45 Correct 2 ms 1236 KB Output is correct
46 Correct 3 ms 1108 KB Output is correct
47 Correct 2 ms 852 KB Output is correct
48 Correct 2 ms 724 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 2 ms 1748 KB Output is correct

Subtask #6
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 240 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 3 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 6 ms 1108 KB Output is correct
55 Correct 4 ms 1108 KB Output is correct
56 Correct 43 ms 7644 KB Output is correct
57 Correct 37 ms 7616 KB Output is correct
58 Correct 36 ms 7616 KB Output is correct
59 Correct 63 ms 7644 KB Output is correct
60 Correct 38 ms 7636 KB Output is correct
61 Correct 29 ms 7624 KB Output is correct
62 Correct 36 ms 7652 KB Output is correct
63 Correct 37 ms 7624 KB Output is correct
64 Correct 40 ms 7620 KB Output is correct
65 Correct 45 ms 7596 KB Output is correct
66 Correct 37 ms 7636 KB Output is correct
67 Correct 44 ms 7636 KB Output is correct
68 Correct 34 ms 7640 KB Output is correct
69 Correct 1 ms 212 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 35 ms 7612 KB Output is correct
72 Correct 35 ms 7576 KB Output is correct
73 Correct 49 ms 7564 KB Output is correct
74 Correct 1 ms 212 KB Output is correct
75 Correct 1 ms 212 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 212 KB Output is correct
78 Correct 584 ms 150016 KB Output is correct
79 Correct 198 ms 18624 KB Output is correct
80 Correct 554 ms 150016 KB Output is correct
81 Correct 45 ms 7668 KB Output is correct
82 Correct 612 ms 150024 KB Output is correct
83 Correct 443 ms 78004 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 0 ms 340 KB Output is correct
86 Correct 1 ms 340 KB Output is correct
87 Correct 1 ms 596 KB Output is correct
88 Correct 3 ms 1748 KB Output is correct
89 Correct 3 ms 1748 KB Output is correct
90 Correct 2 ms 1492 KB Output is correct
91 Correct 3 ms 1364 KB Output is correct
92 Correct 2 ms 1236 KB Output is correct
93 Correct 3 ms 1108 KB Output is correct
94 Correct 2 ms 852 KB Output is correct
95 Correct 2 ms 724 KB Output is correct
96 Correct 1 ms 596 KB Output is correct
97 Correct 1 ms 340 KB Output is correct
98 Correct 1 ms 340 KB Output is correct
99 Correct 2 ms 1748 KB Output is correct
100 Correct 3 ms 1748 KB Output is correct
101 Correct 47 ms 13924 KB Output is correct
102 Correct 16 ms 3940 KB Output is correct
103 Correct 684 ms 151264 KB Output is correct
104 Correct 597 ms 151268 KB Output is correct
105 Correct 522 ms 89028 KB Output is correct
106 Correct 558 ms 151248 KB Output is correct
107 Correct 265 ms 23252 KB Output is correct
108 Correct 320 ms 39244 KB Output is correct
109 Correct 38 ms 8924 KB Output is correct
110 Correct 36 ms 8928 KB Output is correct
111 Correct 550 ms 135260 KB Output is correct
112 Correct 524 ms 119256 KB Output is correct
113 Correct 194 ms 24940 KB Output is correct
114 Correct 555 ms 151272 KB Output is correct
115 Correct 565 ms 151268 KB Output is correct