oj.uz

답안 #519734

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
519734 2022-01-27T08:02:29 Z WongChun1234 Arranging Shoes (IOI19_shoes) C++14
100 / 100
 277 ms 275088 KB 
#include "shoes.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;

const int MAXN=200050;
int n,pt=0,bit[MAXN],rrl[MAXN];
bool used[MAXN];
queue<int> pos[MAXN],neg[MAXN];
ll ans;
ll query(int num){
	ll ret=0;
	for (int i=num;i;i-=(i&-i)){
		ret+=bit[i];
	}
	return ret;
}
void add(int num){
	for (int i=num;i<=n+1;i+=(i&-i)){
		bit[i]++;
	}
}
long long count_swaps(std::vector<int> s) {
	n=s.size();
	for (int i=0;i<n;i++){
		if (s[i]>0) pos[s[i]].push(i);
		else neg[-s[i]].push(i);
	}
	for (int i=0;i<n;i++){
		if (used[i]) continue;
		rrl[pt++]=neg[abs(s[i])].front();
		used[neg[abs(s[i])].front()]=1;
		neg[abs(s[i])].pop();
		rrl[pt++]=pos[abs(s[i])].front();
		used[pos[abs(s[i])].front()]=1;
		pos[abs(s[i])].pop();
	}
	for (int i=n-1;i>=0;i--){
		ans+=query(rrl[i]+1);
		add(rrl[i]+1);
	}
	return ans;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 150 ms 269508 KB Output is correct
2 Correct 166 ms 269632 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 150 ms 269508 KB Output is correct
2 Correct 166 ms 269632 KB Output is correct
3 Correct 152 ms 269556 KB Output is correct
4 Correct 167 ms 269512 KB Output is correct
5 Correct 185 ms 269636 KB Output is correct
6 Correct 165 ms 269556 KB Output is correct
7 Correct 154 ms 269636 KB Output is correct
8 Correct 167 ms 269548 KB Output is correct
9 Correct 156 ms 269624 KB Output is correct
10 Correct 152 ms 269616 KB Output is correct
11 Correct 183 ms 269520 KB Output is correct
12 Correct 157 ms 269528 KB Output is correct
13 Correct 161 ms 269692 KB Output is correct
14 Correct 157 ms 269540 KB Output is correct
15 Correct 160 ms 269628 KB Output is correct
16 Correct 165 ms 269780 KB Output is correct
17 Correct 158 ms 269560 KB Output is correct
18 Correct 158 ms 269556 KB Output is correct
19 Correct 166 ms 269612 KB Output is correct
20 Correct 178 ms 269540 KB Output is correct
21 Correct 152 ms 269608 KB Output is correct
22 Correct 157 ms 269628 KB Output is correct
23 Correct 179 ms 269508 KB Output is correct
24 Correct 151 ms 269604 KB Output is correct
25 Correct 154 ms 269628 KB Output is correct
26 Correct 171 ms 269600 KB Output is correct
27 Correct 164 ms 269608 KB Output is correct
28 Correct 157 ms 269636 KB Output is correct
29 Correct 153 ms 269572 KB Output is correct
30 Correct 159 ms 269636 KB Output is correct
31 Correct 185 ms 269632 KB Output is correct
32 Correct 154 ms 269540 KB Output is correct
33 Correct 158 ms 269636 KB Output is correct
34 Correct 168 ms 269624 KB Output is correct
35 Correct 164 ms 269520 KB Output is correct
36 Correct 179 ms 269636 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 150 ms 269508 KB Output is correct
2 Correct 166 ms 269632 KB Output is correct
3 Correct 189 ms 269620 KB Output is correct
4 Correct 159 ms 269616 KB Output is correct
5 Correct 186 ms 269548 KB Output is correct
6 Correct 162 ms 269676 KB Output is correct
7 Correct 156 ms 269508 KB Output is correct
8 Correct 155 ms 269572 KB Output is correct
9 Correct 154 ms 269548 KB Output is correct
10 Correct 156 ms 269640 KB Output is correct
11 Correct 156 ms 269556 KB Output is correct
12 Correct 169 ms 269520 KB Output is correct
13 Correct 177 ms 269540 KB Output is correct
14 Correct 163 ms 269520 KB Output is correct
15 Correct 159 ms 269608 KB Output is correct
16 Correct 162 ms 269636 KB Output is correct
17 Correct 167 ms 269640 KB Output is correct
18 Correct 171 ms 269600 KB Output is correct
19 Correct 179 ms 269612 KB Output is correct
20 Correct 173 ms 270144 KB Output is correct
21 Correct 206 ms 270156 KB Output is correct
22 Correct 243 ms 274956 KB Output is correct
23 Correct 218 ms 275008 KB Output is correct
24 Correct 218 ms 274992 KB Output is correct
25 Correct 214 ms 274812 KB Output is correct
26 Correct 204 ms 274992 KB Output is correct
27 Correct 211 ms 274752 KB Output is correct
28 Correct 231 ms 275012 KB Output is correct
29 Correct 210 ms 275088 KB Output is correct
30 Correct 211 ms 275008 KB Output is correct
31 Correct 206 ms 274940 KB Output is correct
32 Correct 213 ms 275020 KB Output is correct
33 Correct 266 ms 274760 KB Output is correct
34 Correct 214 ms 275044 KB Output is correct
35 Correct 171 ms 269508 KB Output is correct
36 Correct 153 ms 269528 KB Output is correct
37 Correct 202 ms 275048 KB Output is correct
38 Correct 199 ms 275012 KB Output is correct
39 Correct 210 ms 275016 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 158 ms 269544 KB Output is correct
2 Correct 158 ms 269508 KB Output is correct
3 Correct 160 ms 269548 KB Output is correct
4 Correct 163 ms 269632 KB Output is correct
5 Correct 232 ms 274200 KB Output is correct
6 Correct 211 ms 274120 KB Output is correct
7 Correct 227 ms 274116 KB Output is correct
8 Correct 205 ms 274968 KB Output is correct
9 Correct 244 ms 274176 KB Output is correct
10 Correct 220 ms 274116 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 150 ms 269508 KB Output is correct
2 Correct 166 ms 269632 KB Output is correct
3 Correct 152 ms 269556 KB Output is correct
4 Correct 167 ms 269512 KB Output is correct
5 Correct 185 ms 269636 KB Output is correct
6 Correct 165 ms 269556 KB Output is correct
7 Correct 154 ms 269636 KB Output is correct
8 Correct 167 ms 269548 KB Output is correct
9 Correct 156 ms 269624 KB Output is correct
10 Correct 152 ms 269616 KB Output is correct
11 Correct 183 ms 269520 KB Output is correct
12 Correct 157 ms 269528 KB Output is correct
13 Correct 161 ms 269692 KB Output is correct
14 Correct 157 ms 269540 KB Output is correct
15 Correct 160 ms 269628 KB Output is correct
16 Correct 165 ms 269780 KB Output is correct
17 Correct 158 ms 269560 KB Output is correct
18 Correct 158 ms 269556 KB Output is correct
19 Correct 166 ms 269612 KB Output is correct
20 Correct 178 ms 269540 KB Output is correct
21 Correct 152 ms 269608 KB Output is correct
22 Correct 157 ms 269628 KB Output is correct
23 Correct 179 ms 269508 KB Output is correct
24 Correct 151 ms 269604 KB Output is correct
25 Correct 154 ms 269628 KB Output is correct
26 Correct 171 ms 269600 KB Output is correct
27 Correct 164 ms 269608 KB Output is correct
28 Correct 157 ms 269636 KB Output is correct
29 Correct 153 ms 269572 KB Output is correct
30 Correct 159 ms 269636 KB Output is correct
31 Correct 185 ms 269632 KB Output is correct
32 Correct 154 ms 269540 KB Output is correct
33 Correct 158 ms 269636 KB Output is correct
34 Correct 168 ms 269624 KB Output is correct
35 Correct 164 ms 269520 KB Output is correct
36 Correct 179 ms 269636 KB Output is correct
37 Correct 156 ms 269564 KB Output is correct
38 Correct 163 ms 269592 KB Output is correct
39 Correct 156 ms 269572 KB Output is correct
40 Correct 161 ms 269564 KB Output is correct
41 Correct 171 ms 269644 KB Output is correct
42 Correct 156 ms 269648 KB Output is correct
43 Correct 155 ms 269632 KB Output is correct
44 Correct 158 ms 269636 KB Output is correct
45 Correct 167 ms 269620 KB Output is correct
46 Correct 157 ms 269668 KB Output is correct
47 Correct 158 ms 269676 KB Output is correct
48 Correct 164 ms 269716 KB Output is correct
49 Correct 156 ms 269672 KB Output is correct
50 Correct 172 ms 269676 KB Output is correct
51 Correct 165 ms 269636 KB Output is correct
52 Correct 157 ms 269652 KB Output is correct

Subtask #6
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 150 ms 269508 KB Output is correct
2 Correct 166 ms 269632 KB Output is correct
3 Correct 152 ms 269556 KB Output is correct
4 Correct 167 ms 269512 KB Output is correct
5 Correct 185 ms 269636 KB Output is correct
6 Correct 165 ms 269556 KB Output is correct
7 Correct 154 ms 269636 KB Output is correct
8 Correct 167 ms 269548 KB Output is correct
9 Correct 156 ms 269624 KB Output is correct
10 Correct 152 ms 269616 KB Output is correct
11 Correct 183 ms 269520 KB Output is correct
12 Correct 157 ms 269528 KB Output is correct
13 Correct 161 ms 269692 KB Output is correct
14 Correct 157 ms 269540 KB Output is correct
15 Correct 160 ms 269628 KB Output is correct
16 Correct 165 ms 269780 KB Output is correct
17 Correct 158 ms 269560 KB Output is correct
18 Correct 158 ms 269556 KB Output is correct
19 Correct 166 ms 269612 KB Output is correct
20 Correct 178 ms 269540 KB Output is correct
21 Correct 152 ms 269608 KB Output is correct
22 Correct 157 ms 269628 KB Output is correct
23 Correct 179 ms 269508 KB Output is correct
24 Correct 151 ms 269604 KB Output is correct
25 Correct 154 ms 269628 KB Output is correct
26 Correct 171 ms 269600 KB Output is correct
27 Correct 164 ms 269608 KB Output is correct
28 Correct 157 ms 269636 KB Output is correct
29 Correct 153 ms 269572 KB Output is correct
30 Correct 159 ms 269636 KB Output is correct
31 Correct 185 ms 269632 KB Output is correct
32 Correct 154 ms 269540 KB Output is correct
33 Correct 158 ms 269636 KB Output is correct
34 Correct 168 ms 269624 KB Output is correct
35 Correct 164 ms 269520 KB Output is correct
36 Correct 179 ms 269636 KB Output is correct
37 Correct 189 ms 269620 KB Output is correct
38 Correct 159 ms 269616 KB Output is correct
39 Correct 186 ms 269548 KB Output is correct
40 Correct 162 ms 269676 KB Output is correct
41 Correct 156 ms 269508 KB Output is correct
42 Correct 155 ms 269572 KB Output is correct
43 Correct 154 ms 269548 KB Output is correct
44 Correct 156 ms 269640 KB Output is correct
45 Correct 156 ms 269556 KB Output is correct
46 Correct 169 ms 269520 KB Output is correct
47 Correct 177 ms 269540 KB Output is correct
48 Correct 163 ms 269520 KB Output is correct
49 Correct 159 ms 269608 KB Output is correct
50 Correct 162 ms 269636 KB Output is correct
51 Correct 167 ms 269640 KB Output is correct
52 Correct 171 ms 269600 KB Output is correct
53 Correct 179 ms 269612 KB Output is correct
54 Correct 173 ms 270144 KB Output is correct
55 Correct 206 ms 270156 KB Output is correct
56 Correct 243 ms 274956 KB Output is correct
57 Correct 218 ms 275008 KB Output is correct
58 Correct 218 ms 274992 KB Output is correct
59 Correct 214 ms 274812 KB Output is correct
60 Correct 204 ms 274992 KB Output is correct
61 Correct 211 ms 274752 KB Output is correct
62 Correct 231 ms 275012 KB Output is correct
63 Correct 210 ms 275088 KB Output is correct
64 Correct 211 ms 275008 KB Output is correct
65 Correct 206 ms 274940 KB Output is correct
66 Correct 213 ms 275020 KB Output is correct
67 Correct 266 ms 274760 KB Output is correct
68 Correct 214 ms 275044 KB Output is correct
69 Correct 171 ms 269508 KB Output is correct
70 Correct 153 ms 269528 KB Output is correct
71 Correct 202 ms 275048 KB Output is correct
72 Correct 199 ms 275012 KB Output is correct
73 Correct 210 ms 275016 KB Output is correct
74 Correct 158 ms 269544 KB Output is correct
75 Correct 158 ms 269508 KB Output is correct
76 Correct 160 ms 269548 KB Output is correct
77 Correct 163 ms 269632 KB Output is correct
78 Correct 232 ms 274200 KB Output is correct
79 Correct 211 ms 274120 KB Output is correct
80 Correct 227 ms 274116 KB Output is correct
81 Correct 205 ms 274968 KB Output is correct
82 Correct 244 ms 274176 KB Output is correct
83 Correct 220 ms 274116 KB Output is correct
84 Correct 156 ms 269564 KB Output is correct
85 Correct 163 ms 269592 KB Output is correct
86 Correct 156 ms 269572 KB Output is correct
87 Correct 161 ms 269564 KB Output is correct
88 Correct 171 ms 269644 KB Output is correct
89 Correct 156 ms 269648 KB Output is correct
90 Correct 155 ms 269632 KB Output is correct
91 Correct 158 ms 269636 KB Output is correct
92 Correct 167 ms 269620 KB Output is correct
93 Correct 157 ms 269668 KB Output is correct
94 Correct 158 ms 269676 KB Output is correct
95 Correct 164 ms 269716 KB Output is correct
96 Correct 156 ms 269672 KB Output is correct
97 Correct 172 ms 269676 KB Output is correct
98 Correct 165 ms 269636 KB Output is correct
99 Correct 157 ms 269652 KB Output is correct
100 Correct 157 ms 269640 KB Output is correct
101 Correct 162 ms 270056 KB Output is correct
102 Correct 165 ms 270052 KB Output is correct
103 Correct 250 ms 274120 KB Output is correct
104 Correct 251 ms 274140 KB Output is correct
105 Correct 232 ms 274132 KB Output is correct
106 Correct 232 ms 274116 KB Output is correct
107 Correct 221 ms 274136 KB Output is correct
108 Correct 216 ms 274132 KB Output is correct
109 Correct 192 ms 275020 KB Output is correct
110 Correct 206 ms 275016 KB Output is correct
111 Correct 229 ms 274100 KB Output is correct
112 Correct 236 ms 274356 KB Output is correct
113 Correct 231 ms 274104 KB Output is correct
114 Correct 277 ms 274088 KB Output is correct
115 Correct 248 ms 274148 KB Output is correct