답안 #895486

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
895486	2023-12-30T03:09:08 Z	ByeWorld	Arranging Shoes (IOI19_shoes)	C++14	100 / 100	187 ms	275732 KB

shoes

#include "shoes.h"
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const int MAXN = 2e5+20;

int skip[MAXN];
queue <int> vec[2*MAXN];
int n;
ll ans;
int st[2*MAXN];
int que(int x){
	int te = 0;
	for(; x>0; x-=x&(-x)) te += st[x];
	return te;
}
void upd(int x, int y){
	for(; x<=2*MAXN-10; x+=x&(-x)) st[x]+=y;
}
long long count_swaps(vector<int> s) {
	n = s.size();
	for(int i=0; i<n; i++){
		if(s[i] < 0) vec[MAXN-s[i]].push(i);
		else vec[s[i]].push(i);
	}
	//cout << vec[2].front() << "p\n";
	for(int i=0; i<n; i++){
		if(skip[i]) continue;
		if(s[i] < 0){
			int idx = vec[-s[i]].front();
			skip[idx] = 1;
			ans += (ll)(idx-i-1 - (que(idx)-que(i)));
			upd(idx, 1);
			//cout << i << ' '<< idx << " idx\n";
			vec[-s[i]].pop(); vec[MAXN-s[i]].pop();
		} else {
			int idx = vec[MAXN+s[i]].front();
			skip[idx] = 1;
			ans += (ll)(idx-i - (que(idx)-que(i)));
			upd(idx, 1);
			//cout << i << ' '<< idx << " idx\n";
			vec[MAXN+s[i]].pop(); vec[s[i]].pop();
		}
	}
	return ans;
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	128 ms	271044 KB	Output is correct
2	Correct	120 ms	271024 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	128 ms	271044 KB	Output is correct
2	Correct	120 ms	271024 KB	Output is correct
3	Correct	121 ms	271144 KB	Output is correct
4	Correct	120 ms	271100 KB	Output is correct
5	Correct	119 ms	271268 KB	Output is correct
6	Correct	124 ms	271180 KB	Output is correct
7	Correct	119 ms	271188 KB	Output is correct
8	Correct	122 ms	271184 KB	Output is correct
9	Correct	125 ms	271184 KB	Output is correct
10	Correct	121 ms	271188 KB	Output is correct
11	Correct	119 ms	271052 KB	Output is correct
12	Correct	121 ms	271184 KB	Output is correct
13	Correct	125 ms	271048 KB	Output is correct
14	Correct	118 ms	271204 KB	Output is correct
15	Correct	119 ms	271160 KB	Output is correct
16	Correct	120 ms	271248 KB	Output is correct
17	Correct	125 ms	271208 KB	Output is correct
18	Correct	134 ms	271200 KB	Output is correct
19	Correct	119 ms	271184 KB	Output is correct
20	Correct	135 ms	271188 KB	Output is correct
21	Correct	121 ms	271424 KB	Output is correct
22	Correct	120 ms	271188 KB	Output is correct
23	Correct	119 ms	271168 KB	Output is correct
24	Correct	120 ms	271184 KB	Output is correct
25	Correct	120 ms	271188 KB	Output is correct
26	Correct	119 ms	271116 KB	Output is correct
27	Correct	118 ms	271188 KB	Output is correct
28	Correct	123 ms	271440 KB	Output is correct
29	Correct	118 ms	271188 KB	Output is correct
30	Correct	133 ms	271504 KB	Output is correct
31	Correct	125 ms	271096 KB	Output is correct
32	Correct	124 ms	271344 KB	Output is correct
33	Correct	117 ms	271180 KB	Output is correct
34	Correct	121 ms	271188 KB	Output is correct
35	Correct	118 ms	271120 KB	Output is correct
36	Correct	129 ms	271444 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	128 ms	271044 KB	Output is correct
2	Correct	120 ms	271024 KB	Output is correct
3	Correct	134 ms	271188 KB	Output is correct
4	Correct	119 ms	271160 KB	Output is correct
5	Correct	118 ms	271188 KB	Output is correct
6	Correct	127 ms	271264 KB	Output is correct
7	Correct	123 ms	271104 KB	Output is correct
8	Correct	121 ms	271012 KB	Output is correct
9	Correct	118 ms	271064 KB	Output is correct
10	Correct	119 ms	271184 KB	Output is correct
11	Correct	117 ms	271188 KB	Output is correct
12	Correct	119 ms	271212 KB	Output is correct
13	Correct	125 ms	271236 KB	Output is correct
14	Correct	148 ms	271188 KB	Output is correct
15	Correct	121 ms	271184 KB	Output is correct
16	Correct	119 ms	271184 KB	Output is correct
17	Correct	145 ms	271440 KB	Output is correct
18	Correct	131 ms	271184 KB	Output is correct
19	Correct	128 ms	271236 KB	Output is correct
20	Correct	132 ms	271476 KB	Output is correct
21	Correct	137 ms	271440 KB	Output is correct
22	Correct	154 ms	274248 KB	Output is correct
23	Correct	150 ms	275536 KB	Output is correct
24	Correct	152 ms	275732 KB	Output is correct
25	Correct	151 ms	274856 KB	Output is correct
26	Correct	152 ms	275536 KB	Output is correct
27	Correct	152 ms	275404 KB	Output is correct
28	Correct	158 ms	275180 KB	Output is correct
29	Correct	159 ms	275280 KB	Output is correct
30	Correct	146 ms	275280 KB	Output is correct
31	Correct	156 ms	275540 KB	Output is correct
32	Correct	149 ms	275280 KB	Output is correct
33	Correct	165 ms	275028 KB	Output is correct
34	Correct	152 ms	275280 KB	Output is correct
35	Correct	149 ms	271188 KB	Output is correct
36	Correct	118 ms	271124 KB	Output is correct
37	Correct	149 ms	275104 KB	Output is correct
38	Correct	160 ms	275224 KB	Output is correct
39	Correct	162 ms	275276 KB	Output is correct

Subtask #4
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	121 ms	271184 KB	Output is correct
2	Correct	118 ms	271040 KB	Output is correct
3	Correct	124 ms	271276 KB	Output is correct
4	Correct	122 ms	271084 KB	Output is correct
5	Correct	163 ms	272952 KB	Output is correct
6	Correct	144 ms	274328 KB	Output is correct
7	Correct	173 ms	274300 KB	Output is correct
8	Correct	166 ms	275276 KB	Output is correct
9	Correct	170 ms	274312 KB	Output is correct
10	Correct	161 ms	274440 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	128 ms	271044 KB	Output is correct
2	Correct	120 ms	271024 KB	Output is correct
3	Correct	121 ms	271144 KB	Output is correct
4	Correct	120 ms	271100 KB	Output is correct
5	Correct	119 ms	271268 KB	Output is correct
6	Correct	124 ms	271180 KB	Output is correct
7	Correct	119 ms	271188 KB	Output is correct
8	Correct	122 ms	271184 KB	Output is correct
9	Correct	125 ms	271184 KB	Output is correct
10	Correct	121 ms	271188 KB	Output is correct
11	Correct	119 ms	271052 KB	Output is correct
12	Correct	121 ms	271184 KB	Output is correct
13	Correct	125 ms	271048 KB	Output is correct
14	Correct	118 ms	271204 KB	Output is correct
15	Correct	119 ms	271160 KB	Output is correct
16	Correct	120 ms	271248 KB	Output is correct
17	Correct	125 ms	271208 KB	Output is correct
18	Correct	134 ms	271200 KB	Output is correct
19	Correct	119 ms	271184 KB	Output is correct
20	Correct	135 ms	271188 KB	Output is correct
21	Correct	121 ms	271424 KB	Output is correct
22	Correct	120 ms	271188 KB	Output is correct
23	Correct	119 ms	271168 KB	Output is correct
24	Correct	120 ms	271184 KB	Output is correct
25	Correct	120 ms	271188 KB	Output is correct
26	Correct	119 ms	271116 KB	Output is correct
27	Correct	118 ms	271188 KB	Output is correct
28	Correct	123 ms	271440 KB	Output is correct
29	Correct	118 ms	271188 KB	Output is correct
30	Correct	133 ms	271504 KB	Output is correct
31	Correct	125 ms	271096 KB	Output is correct
32	Correct	124 ms	271344 KB	Output is correct
33	Correct	117 ms	271180 KB	Output is correct
34	Correct	121 ms	271188 KB	Output is correct
35	Correct	118 ms	271120 KB	Output is correct
36	Correct	129 ms	271444 KB	Output is correct
37	Correct	120 ms	271040 KB	Output is correct
38	Correct	127 ms	271132 KB	Output is correct
39	Correct	122 ms	271208 KB	Output is correct
40	Correct	125 ms	271208 KB	Output is correct
41	Correct	142 ms	271076 KB	Output is correct
42	Correct	119 ms	271184 KB	Output is correct
43	Correct	118 ms	271152 KB	Output is correct
44	Correct	119 ms	271076 KB	Output is correct
45	Correct	119 ms	271188 KB	Output is correct
46	Correct	120 ms	271176 KB	Output is correct
47	Correct	129 ms	271228 KB	Output is correct
48	Correct	125 ms	271060 KB	Output is correct
49	Correct	118 ms	271188 KB	Output is correct
50	Correct	131 ms	271184 KB	Output is correct
51	Correct	134 ms	271036 KB	Output is correct
52	Correct	122 ms	271060 KB	Output is correct

Subtask #6
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	128 ms	271044 KB	Output is correct
2	Correct	120 ms	271024 KB	Output is correct
3	Correct	121 ms	271144 KB	Output is correct
4	Correct	120 ms	271100 KB	Output is correct
5	Correct	119 ms	271268 KB	Output is correct
6	Correct	124 ms	271180 KB	Output is correct
7	Correct	119 ms	271188 KB	Output is correct
8	Correct	122 ms	271184 KB	Output is correct
9	Correct	125 ms	271184 KB	Output is correct
10	Correct	121 ms	271188 KB	Output is correct
11	Correct	119 ms	271052 KB	Output is correct
12	Correct	121 ms	271184 KB	Output is correct
13	Correct	125 ms	271048 KB	Output is correct
14	Correct	118 ms	271204 KB	Output is correct
15	Correct	119 ms	271160 KB	Output is correct
16	Correct	120 ms	271248 KB	Output is correct
17	Correct	125 ms	271208 KB	Output is correct
18	Correct	134 ms	271200 KB	Output is correct
19	Correct	119 ms	271184 KB	Output is correct
20	Correct	135 ms	271188 KB	Output is correct
21	Correct	121 ms	271424 KB	Output is correct
22	Correct	120 ms	271188 KB	Output is correct
23	Correct	119 ms	271168 KB	Output is correct
24	Correct	120 ms	271184 KB	Output is correct
25	Correct	120 ms	271188 KB	Output is correct
26	Correct	119 ms	271116 KB	Output is correct
27	Correct	118 ms	271188 KB	Output is correct
28	Correct	123 ms	271440 KB	Output is correct
29	Correct	118 ms	271188 KB	Output is correct
30	Correct	133 ms	271504 KB	Output is correct
31	Correct	125 ms	271096 KB	Output is correct
32	Correct	124 ms	271344 KB	Output is correct
33	Correct	117 ms	271180 KB	Output is correct
34	Correct	121 ms	271188 KB	Output is correct
35	Correct	118 ms	271120 KB	Output is correct
36	Correct	129 ms	271444 KB	Output is correct
37	Correct	134 ms	271188 KB	Output is correct
38	Correct	119 ms	271160 KB	Output is correct
39	Correct	118 ms	271188 KB	Output is correct
40	Correct	127 ms	271264 KB	Output is correct
41	Correct	123 ms	271104 KB	Output is correct
42	Correct	121 ms	271012 KB	Output is correct
43	Correct	118 ms	271064 KB	Output is correct
44	Correct	119 ms	271184 KB	Output is correct
45	Correct	117 ms	271188 KB	Output is correct
46	Correct	119 ms	271212 KB	Output is correct
47	Correct	125 ms	271236 KB	Output is correct
48	Correct	148 ms	271188 KB	Output is correct
49	Correct	121 ms	271184 KB	Output is correct
50	Correct	119 ms	271184 KB	Output is correct
51	Correct	145 ms	271440 KB	Output is correct
52	Correct	131 ms	271184 KB	Output is correct
53	Correct	128 ms	271236 KB	Output is correct
54	Correct	132 ms	271476 KB	Output is correct
55	Correct	137 ms	271440 KB	Output is correct
56	Correct	154 ms	274248 KB	Output is correct
57	Correct	150 ms	275536 KB	Output is correct
58	Correct	152 ms	275732 KB	Output is correct
59	Correct	151 ms	274856 KB	Output is correct
60	Correct	152 ms	275536 KB	Output is correct
61	Correct	152 ms	275404 KB	Output is correct
62	Correct	158 ms	275180 KB	Output is correct
63	Correct	159 ms	275280 KB	Output is correct
64	Correct	146 ms	275280 KB	Output is correct
65	Correct	156 ms	275540 KB	Output is correct
66	Correct	149 ms	275280 KB	Output is correct
67	Correct	165 ms	275028 KB	Output is correct
68	Correct	152 ms	275280 KB	Output is correct
69	Correct	149 ms	271188 KB	Output is correct
70	Correct	118 ms	271124 KB	Output is correct
71	Correct	149 ms	275104 KB	Output is correct
72	Correct	160 ms	275224 KB	Output is correct
73	Correct	162 ms	275276 KB	Output is correct
74	Correct	121 ms	271184 KB	Output is correct
75	Correct	118 ms	271040 KB	Output is correct
76	Correct	124 ms	271276 KB	Output is correct
77	Correct	122 ms	271084 KB	Output is correct
78	Correct	163 ms	272952 KB	Output is correct
79	Correct	144 ms	274328 KB	Output is correct
80	Correct	173 ms	274300 KB	Output is correct
81	Correct	166 ms	275276 KB	Output is correct
82	Correct	170 ms	274312 KB	Output is correct
83	Correct	161 ms	274440 KB	Output is correct
84	Correct	120 ms	271040 KB	Output is correct
85	Correct	127 ms	271132 KB	Output is correct
86	Correct	122 ms	271208 KB	Output is correct
87	Correct	125 ms	271208 KB	Output is correct
88	Correct	142 ms	271076 KB	Output is correct
89	Correct	119 ms	271184 KB	Output is correct
90	Correct	118 ms	271152 KB	Output is correct
91	Correct	119 ms	271076 KB	Output is correct
92	Correct	119 ms	271188 KB	Output is correct
93	Correct	120 ms	271176 KB	Output is correct
94	Correct	129 ms	271228 KB	Output is correct
95	Correct	125 ms	271060 KB	Output is correct
96	Correct	118 ms	271188 KB	Output is correct
97	Correct	131 ms	271184 KB	Output is correct
98	Correct	134 ms	271036 KB	Output is correct
99	Correct	122 ms	271060 KB	Output is correct
100	Correct	130 ms	271188 KB	Output is correct
101	Correct	122 ms	271540 KB	Output is correct
102	Correct	127 ms	271568 KB	Output is correct
103	Correct	171 ms	274772 KB	Output is correct
104	Correct	172 ms	274768 KB	Output is correct
105	Correct	182 ms	274768 KB	Output is correct
106	Correct	171 ms	274320 KB	Output is correct
107	Correct	148 ms	274708 KB	Output is correct
108	Correct	150 ms	274748 KB	Output is correct
109	Correct	167 ms	275168 KB	Output is correct
110	Correct	151 ms	275288 KB	Output is correct
111	Correct	173 ms	274428 KB	Output is correct
112	Correct	170 ms	275284 KB	Output is correct
113	Correct	146 ms	274220 KB	Output is correct
114	Correct	163 ms	274288 KB	Output is correct
115	Correct	187 ms	274468 KB	Output is correct

답안 #895486

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 20.0 / 20.0

Subtask #4 15.0 / 15.0

Subtask #5 20.0 / 20.0

Subtask #6 15.0 / 15.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
20.0 / 20.0

Subtask #4
15.0 / 15.0

Subtask #5
20.0 / 20.0

Subtask #6
15.0 / 15.0