답안 #42825 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
42825	2018-03-04T15:30:01 Z	minhtung0404	Segments (IZhO18_segments)	C++14	100 / 100	3570 ms	40960 KB

segments

//https://oj.uz/problem/view/IZhO18_segments

#include<bits/stdc++.h>
const int N = 2e5 + 5;
const int MAGIC = 1501;
using namespace std;

struct segment{
    int l, r, id;
} mv[MAGIC+5];

int n, t, L[N], R[N], ans, cnt, cur, sizmv;
int l_sort[N], r_sort[N], l_nosort[N], r_nosort[N], p[N], num;
bool ck[N];

int bsearch(int l, int r, int k){
    while (l != r){
        int mid = (l + r) >> 1;
        if (r_nosort[mid] - l_nosort[mid] + 1 >= k) r = mid;
        else l = mid + 1;
    }
    if (r_nosort[l] - l_nosort[l] + 1 < k) return l + 1;
    return l;
}

void get_L(int pos, int k){
    int Max = (pos / MAGIC + 1) * MAGIC;
    for (int i = pos; i < min(Max, cnt); i++) if (r_nosort[i] < k) ans--;
    for (int i = Max; i < cnt; i += MAGIC){
        int x = i, y = min(i + MAGIC, cnt);
        int val = lower_bound(r_sort+x, r_sort+y, k) - r_sort - x;
        ans -= val;
    }
}

void get_R(int pos, int k){
    int Max = (pos / MAGIC + 1) * MAGIC;
    for (int i = pos; i < min(Max, cnt); i++) if (l_nosort[i] > k) ans--;
    for (int i = Max; i < cnt; i += MAGIC){
        int x = i, y = min(i + MAGIC, cnt);
        int val = y - (upper_bound(l_sort+x, l_sort+y, k) - l_sort);
        ans -= val;
    }
}

int main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    cin >> n >> t;
    while (n--){
        if (sizmv == MAGIC){
            cnt = 0; sizmv = 0;
            for (int i = 1; i < N; i++) if (ck[i]) p[cnt++] = i;
            sort(p, p+cnt, [](int x, int y){return (R[x] - L[x]) < (R[y] - L[y]);});
            for (int i = 0; i < cnt; i++) l_sort[i] = l_nosort[i] = L[p[i]];
            for (int i = 0; i < cnt; i++) r_sort[i] = r_nosort[i] = R[p[i]];
            for (int i = 0; i < cnt; i += MAGIC){
                int x = i, y = min(i + MAGIC, cnt);
                sort(l_sort+x, l_sort+y);
                sort(r_sort+x, r_sort+y);
            }
        }
        int type, l, r, id, k;
        cin >> type;
        if (type == 1){
            num++; id = ++cur;
            cin >> l >> r;
            l ^= (t * ans); r ^= (t * ans); if (r < l) swap(l, r);
            ck[id] = true;
            L[id] = l; R[id] = r;
            mv[sizmv++] = {l, r, 1};
        }
        if (type == 2){
            num--;
            cin >> id;
            ck[id] = false;
            mv[sizmv++] = {L[id], R[id], -1};
        }
        if (type == 3){
            cin >> l >> r >> k;
            l ^= (t * ans); r ^= (t * ans); if (r < l) swap(l, r);
            if (r - l + 1 < k){
                ans = 0; cout << ans << "\n";
                continue;
            }
            ans = num;
            if (cnt > 0){
                int pos = bsearch(0, cnt-1, k);
                ans -= pos;
                get_L(pos, l + k - 1);
                get_R(pos, r - k + 1);
            }
            for (int i = 0; i < sizmv; i++){
                int x = max(mv[i].l, l), y = min(mv[i].r, r);
                if (y - x + 1 < k) ans -= mv[i].id;
            }
            cout <<  ans << "\n";
        }
    }
}

Subtask #1
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	11 ms	532 KB	Output is correct
4	Correct	9 ms	604 KB	Output is correct
5	Correct	16 ms	676 KB	Output is correct
6	Correct	19 ms	676 KB	Output is correct
7	Correct	16 ms	676 KB	Output is correct
8	Correct	16 ms	692 KB	Output is correct
9	Correct	18 ms	744 KB	Output is correct
10	Correct	10 ms	764 KB	Output is correct
11	Correct	34 ms	820 KB	Output is correct
12	Correct	39 ms	820 KB	Output is correct
13	Correct	8 ms	820 KB	Output is correct
14	Correct	14 ms	820 KB	Output is correct
15	Correct	8 ms	820 KB	Output is correct
16	Correct	11 ms	820 KB	Output is correct
17	Correct	20 ms	820 KB	Output is correct
18	Correct	13 ms	820 KB	Output is correct
19	Correct	18 ms	820 KB	Output is correct
20	Correct	14 ms	820 KB	Output is correct

Subtask #2
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	951 ms	2476 KB	Output is correct
2	Correct	915 ms	5224 KB	Output is correct
3	Correct	877 ms	7948 KB	Output is correct
4	Correct	950 ms	10704 KB	Output is correct
5	Correct	910 ms	13900 KB	Output is correct
6	Correct	888 ms	16364 KB	Output is correct
7	Correct	862 ms	17856 KB	Output is correct
8	Correct	885 ms	20456 KB	Output is correct
9	Correct	874 ms	23108 KB	Output is correct
10	Correct	1336 ms	25288 KB	Output is correct
11	Correct	765 ms	28584 KB	Output is correct
12	Correct	959 ms	31848 KB	Output is correct

Subtask #3
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	204 ms	31848 KB	Output is correct
2	Correct	196 ms	32056 KB	Output is correct
3	Correct	255 ms	33940 KB	Output is correct
4	Correct	197 ms	35540 KB	Output is correct
5	Correct	1115 ms	39848 KB	Output is correct
6	Correct	1095 ms	40960 KB	Output is correct
7	Correct	1181 ms	40960 KB	Output is correct
8	Correct	944 ms	40960 KB	Output is correct
9	Correct	920 ms	40960 KB	Output is correct
10	Correct	886 ms	40960 KB	Output is correct
11	Correct	609 ms	40960 KB	Output is correct
12	Correct	916 ms	40960 KB	Output is correct
13	Correct	855 ms	40960 KB	Output is correct
14	Correct	715 ms	40960 KB	Output is correct
15	Correct	688 ms	40960 KB	Output is correct
16	Correct	639 ms	40960 KB	Output is correct
17	Correct	1122 ms	40960 KB	Output is correct
18	Correct	1211 ms	40960 KB	Output is correct
19	Correct	1176 ms	40960 KB	Output is correct
20	Correct	1124 ms	40960 KB	Output is correct
21	Correct	604 ms	40960 KB	Output is correct
22	Correct	847 ms	40960 KB	Output is correct
23	Correct	849 ms	40960 KB	Output is correct
24	Correct	777 ms	40960 KB	Output is correct
25	Correct	218 ms	40960 KB	Output is correct
26	Correct	205 ms	40960 KB	Output is correct
27	Correct	211 ms	40960 KB	Output is correct
28	Correct	201 ms	40960 KB	Output is correct
29	Correct	856 ms	40960 KB	Output is correct
30	Correct	867 ms	40960 KB	Output is correct
31	Correct	895 ms	40960 KB	Output is correct
32	Correct	870 ms	40960 KB	Output is correct
33	Correct	850 ms	40960 KB	Output is correct
34	Correct	668 ms	40960 KB	Output is correct
35	Correct	798 ms	40960 KB	Output is correct
36	Correct	839 ms	40960 KB	Output is correct

Subtask #4
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	172 ms	40960 KB	Output is correct
2	Correct	181 ms	40960 KB	Output is correct
3	Correct	169 ms	40960 KB	Output is correct
4	Correct	176 ms	40960 KB	Output is correct
5	Correct	875 ms	40960 KB	Output is correct
6	Correct	876 ms	40960 KB	Output is correct
7	Correct	867 ms	40960 KB	Output is correct
8	Correct	1182 ms	40960 KB	Output is correct
9	Correct	653 ms	40960 KB	Output is correct
10	Correct	838 ms	40960 KB	Output is correct
11	Correct	494 ms	40960 KB	Output is correct
12	Correct	862 ms	40960 KB	Output is correct
13	Correct	807 ms	40960 KB	Output is correct
14	Correct	665 ms	40960 KB	Output is correct
15	Correct	882 ms	40960 KB	Output is correct
16	Correct	789 ms	40960 KB	Output is correct
17	Correct	879 ms	40960 KB	Output is correct
18	Correct	864 ms	40960 KB	Output is correct
19	Correct	850 ms	40960 KB	Output is correct
20	Correct	843 ms	40960 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	11 ms	532 KB	Output is correct
4	Correct	9 ms	604 KB	Output is correct
5	Correct	16 ms	676 KB	Output is correct
6	Correct	19 ms	676 KB	Output is correct
7	Correct	16 ms	676 KB	Output is correct
8	Correct	16 ms	692 KB	Output is correct
9	Correct	18 ms	744 KB	Output is correct
10	Correct	10 ms	764 KB	Output is correct
11	Correct	34 ms	820 KB	Output is correct
12	Correct	39 ms	820 KB	Output is correct
13	Correct	8 ms	820 KB	Output is correct
14	Correct	14 ms	820 KB	Output is correct
15	Correct	8 ms	820 KB	Output is correct
16	Correct	11 ms	820 KB	Output is correct
17	Correct	20 ms	820 KB	Output is correct
18	Correct	13 ms	820 KB	Output is correct
19	Correct	18 ms	820 KB	Output is correct
20	Correct	14 ms	820 KB	Output is correct
21	Correct	951 ms	2476 KB	Output is correct
22	Correct	915 ms	5224 KB	Output is correct
23	Correct	877 ms	7948 KB	Output is correct
24	Correct	950 ms	10704 KB	Output is correct
25	Correct	910 ms	13900 KB	Output is correct
26	Correct	888 ms	16364 KB	Output is correct
27	Correct	862 ms	17856 KB	Output is correct
28	Correct	885 ms	20456 KB	Output is correct
29	Correct	874 ms	23108 KB	Output is correct
30	Correct	1336 ms	25288 KB	Output is correct
31	Correct	765 ms	28584 KB	Output is correct
32	Correct	959 ms	31848 KB	Output is correct
33	Correct	172 ms	40960 KB	Output is correct
34	Correct	181 ms	40960 KB	Output is correct
35	Correct	169 ms	40960 KB	Output is correct
36	Correct	176 ms	40960 KB	Output is correct
37	Correct	875 ms	40960 KB	Output is correct
38	Correct	876 ms	40960 KB	Output is correct
39	Correct	867 ms	40960 KB	Output is correct
40	Correct	1182 ms	40960 KB	Output is correct
41	Correct	653 ms	40960 KB	Output is correct
42	Correct	838 ms	40960 KB	Output is correct
43	Correct	494 ms	40960 KB	Output is correct
44	Correct	862 ms	40960 KB	Output is correct
45	Correct	807 ms	40960 KB	Output is correct
46	Correct	665 ms	40960 KB	Output is correct
47	Correct	882 ms	40960 KB	Output is correct
48	Correct	789 ms	40960 KB	Output is correct
49	Correct	879 ms	40960 KB	Output is correct
50	Correct	864 ms	40960 KB	Output is correct
51	Correct	850 ms	40960 KB	Output is correct
52	Correct	843 ms	40960 KB	Output is correct
53	Correct	172 ms	40960 KB	Output is correct
54	Correct	173 ms	40960 KB	Output is correct
55	Correct	165 ms	40960 KB	Output is correct
56	Correct	167 ms	40960 KB	Output is correct
57	Correct	842 ms	40960 KB	Output is correct
58	Correct	739 ms	40960 KB	Output is correct
59	Correct	998 ms	40960 KB	Output is correct
60	Correct	1420 ms	40960 KB	Output is correct
61	Correct	773 ms	40960 KB	Output is correct
62	Correct	842 ms	40960 KB	Output is correct
63	Correct	861 ms	40960 KB	Output is correct
64	Correct	841 ms	40960 KB	Output is correct
65	Correct	550 ms	40960 KB	Output is correct
66	Correct	517 ms	40960 KB	Output is correct
67	Correct	791 ms	40960 KB	Output is correct
68	Correct	710 ms	40960 KB	Output is correct
69	Correct	868 ms	40960 KB	Output is correct
70	Correct	838 ms	40960 KB	Output is correct
71	Correct	912 ms	40960 KB	Output is correct
72	Correct	860 ms	40960 KB	Output is correct
73	Correct	560 ms	40960 KB	Output is correct
74	Correct	720 ms	40960 KB	Output is correct
75	Correct	876 ms	40960 KB	Output is correct
76	Correct	873 ms	40960 KB	Output is correct
77	Correct	176 ms	40960 KB	Output is correct
78	Correct	171 ms	40960 KB	Output is correct
79	Correct	178 ms	40960 KB	Output is correct
80	Correct	170 ms	40960 KB	Output is correct
81	Correct	722 ms	40960 KB	Output is correct
82	Correct	568 ms	40960 KB	Output is correct
83	Correct	480 ms	40960 KB	Output is correct
84	Correct	716 ms	40960 KB	Output is correct
85	Correct	813 ms	40960 KB	Output is correct
86	Correct	817 ms	40960 KB	Output is correct
87	Correct	642 ms	40960 KB	Output is correct
88	Correct	506 ms	40960 KB	Output is correct

Subtask #6
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	11 ms	532 KB	Output is correct
4	Correct	9 ms	604 KB	Output is correct
5	Correct	16 ms	676 KB	Output is correct
6	Correct	19 ms	676 KB	Output is correct
7	Correct	16 ms	676 KB	Output is correct
8	Correct	16 ms	692 KB	Output is correct
9	Correct	18 ms	744 KB	Output is correct
10	Correct	10 ms	764 KB	Output is correct
11	Correct	34 ms	820 KB	Output is correct
12	Correct	39 ms	820 KB	Output is correct
13	Correct	8 ms	820 KB	Output is correct
14	Correct	14 ms	820 KB	Output is correct
15	Correct	8 ms	820 KB	Output is correct
16	Correct	11 ms	820 KB	Output is correct
17	Correct	20 ms	820 KB	Output is correct
18	Correct	13 ms	820 KB	Output is correct
19	Correct	18 ms	820 KB	Output is correct
20	Correct	14 ms	820 KB	Output is correct
21	Correct	951 ms	2476 KB	Output is correct
22	Correct	915 ms	5224 KB	Output is correct
23	Correct	877 ms	7948 KB	Output is correct
24	Correct	950 ms	10704 KB	Output is correct
25	Correct	910 ms	13900 KB	Output is correct
26	Correct	888 ms	16364 KB	Output is correct
27	Correct	862 ms	17856 KB	Output is correct
28	Correct	885 ms	20456 KB	Output is correct
29	Correct	874 ms	23108 KB	Output is correct
30	Correct	1336 ms	25288 KB	Output is correct
31	Correct	765 ms	28584 KB	Output is correct
32	Correct	959 ms	31848 KB	Output is correct
33	Correct	204 ms	31848 KB	Output is correct
34	Correct	196 ms	32056 KB	Output is correct
35	Correct	255 ms	33940 KB	Output is correct
36	Correct	197 ms	35540 KB	Output is correct
37	Correct	1115 ms	39848 KB	Output is correct
38	Correct	1095 ms	40960 KB	Output is correct
39	Correct	1181 ms	40960 KB	Output is correct
40	Correct	944 ms	40960 KB	Output is correct
41	Correct	920 ms	40960 KB	Output is correct
42	Correct	886 ms	40960 KB	Output is correct
43	Correct	609 ms	40960 KB	Output is correct
44	Correct	916 ms	40960 KB	Output is correct
45	Correct	855 ms	40960 KB	Output is correct
46	Correct	715 ms	40960 KB	Output is correct
47	Correct	688 ms	40960 KB	Output is correct
48	Correct	639 ms	40960 KB	Output is correct
49	Correct	1122 ms	40960 KB	Output is correct
50	Correct	1211 ms	40960 KB	Output is correct
51	Correct	1176 ms	40960 KB	Output is correct
52	Correct	1124 ms	40960 KB	Output is correct
53	Correct	604 ms	40960 KB	Output is correct
54	Correct	847 ms	40960 KB	Output is correct
55	Correct	849 ms	40960 KB	Output is correct
56	Correct	777 ms	40960 KB	Output is correct
57	Correct	218 ms	40960 KB	Output is correct
58	Correct	205 ms	40960 KB	Output is correct
59	Correct	211 ms	40960 KB	Output is correct
60	Correct	201 ms	40960 KB	Output is correct
61	Correct	856 ms	40960 KB	Output is correct
62	Correct	867 ms	40960 KB	Output is correct
63	Correct	895 ms	40960 KB	Output is correct
64	Correct	870 ms	40960 KB	Output is correct
65	Correct	850 ms	40960 KB	Output is correct
66	Correct	668 ms	40960 KB	Output is correct
67	Correct	798 ms	40960 KB	Output is correct
68	Correct	839 ms	40960 KB	Output is correct
69	Correct	172 ms	40960 KB	Output is correct
70	Correct	181 ms	40960 KB	Output is correct
71	Correct	169 ms	40960 KB	Output is correct
72	Correct	176 ms	40960 KB	Output is correct
73	Correct	875 ms	40960 KB	Output is correct
74	Correct	876 ms	40960 KB	Output is correct
75	Correct	867 ms	40960 KB	Output is correct
76	Correct	1182 ms	40960 KB	Output is correct
77	Correct	653 ms	40960 KB	Output is correct
78	Correct	838 ms	40960 KB	Output is correct
79	Correct	494 ms	40960 KB	Output is correct
80	Correct	862 ms	40960 KB	Output is correct
81	Correct	807 ms	40960 KB	Output is correct
82	Correct	665 ms	40960 KB	Output is correct
83	Correct	882 ms	40960 KB	Output is correct
84	Correct	789 ms	40960 KB	Output is correct
85	Correct	879 ms	40960 KB	Output is correct
86	Correct	864 ms	40960 KB	Output is correct
87	Correct	850 ms	40960 KB	Output is correct
88	Correct	843 ms	40960 KB	Output is correct
89	Correct	172 ms	40960 KB	Output is correct
90	Correct	173 ms	40960 KB	Output is correct
91	Correct	165 ms	40960 KB	Output is correct
92	Correct	167 ms	40960 KB	Output is correct
93	Correct	842 ms	40960 KB	Output is correct
94	Correct	739 ms	40960 KB	Output is correct
95	Correct	998 ms	40960 KB	Output is correct
96	Correct	1420 ms	40960 KB	Output is correct
97	Correct	773 ms	40960 KB	Output is correct
98	Correct	842 ms	40960 KB	Output is correct
99	Correct	861 ms	40960 KB	Output is correct
100	Correct	841 ms	40960 KB	Output is correct
101	Correct	550 ms	40960 KB	Output is correct
102	Correct	517 ms	40960 KB	Output is correct
103	Correct	791 ms	40960 KB	Output is correct
104	Correct	710 ms	40960 KB	Output is correct
105	Correct	868 ms	40960 KB	Output is correct
106	Correct	838 ms	40960 KB	Output is correct
107	Correct	912 ms	40960 KB	Output is correct
108	Correct	860 ms	40960 KB	Output is correct
109	Correct	560 ms	40960 KB	Output is correct
110	Correct	720 ms	40960 KB	Output is correct
111	Correct	876 ms	40960 KB	Output is correct
112	Correct	873 ms	40960 KB	Output is correct
113	Correct	176 ms	40960 KB	Output is correct
114	Correct	171 ms	40960 KB	Output is correct
115	Correct	178 ms	40960 KB	Output is correct
116	Correct	170 ms	40960 KB	Output is correct
117	Correct	722 ms	40960 KB	Output is correct
118	Correct	568 ms	40960 KB	Output is correct
119	Correct	480 ms	40960 KB	Output is correct
120	Correct	716 ms	40960 KB	Output is correct
121	Correct	813 ms	40960 KB	Output is correct
122	Correct	817 ms	40960 KB	Output is correct
123	Correct	642 ms	40960 KB	Output is correct
124	Correct	506 ms	40960 KB	Output is correct
125	Correct	369 ms	40960 KB	Output is correct
126	Correct	364 ms	40960 KB	Output is correct
127	Correct	429 ms	40960 KB	Output is correct
128	Correct	389 ms	40960 KB	Output is correct
129	Correct	347 ms	40960 KB	Output is correct
130	Correct	381 ms	40960 KB	Output is correct
131	Correct	1943 ms	40960 KB	Output is correct
132	Correct	2633 ms	40960 KB	Output is correct
133	Correct	2986 ms	40960 KB	Output is correct
134	Correct	2578 ms	40960 KB	Output is correct
135	Correct	2935 ms	40960 KB	Output is correct
136	Correct	1890 ms	40960 KB	Output is correct
137	Correct	3519 ms	40960 KB	Output is correct
138	Correct	2753 ms	40960 KB	Output is correct
139	Correct	3238 ms	40960 KB	Output is correct
140	Correct	3422 ms	40960 KB	Output is correct
141	Correct	3018 ms	40960 KB	Output is correct
142	Correct	998 ms	40960 KB	Output is correct
143	Correct	1595 ms	40960 KB	Output is correct
144	Correct	935 ms	40960 KB	Output is correct
145	Correct	3433 ms	40960 KB	Output is correct
146	Correct	2151 ms	40960 KB	Output is correct
147	Correct	1585 ms	40960 KB	Output is correct
148	Correct	1513 ms	40960 KB	Output is correct
149	Correct	2870 ms	40960 KB	Output is correct
150	Correct	2794 ms	40960 KB	Output is correct
151	Correct	2809 ms	40960 KB	Output is correct
152	Correct	2928 ms	40960 KB	Output is correct
153	Correct	2828 ms	40960 KB	Output is correct
154	Correct	2845 ms	40960 KB	Output is correct
155	Correct	1209 ms	40960 KB	Output is correct
156	Correct	1646 ms	40960 KB	Output is correct
157	Correct	3438 ms	40960 KB	Output is correct
158	Correct	3570 ms	40960 KB	Output is correct
159	Correct	2883 ms	40960 KB	Output is correct
160	Correct	2231 ms	40960 KB	Output is correct
161	Correct	409 ms	40960 KB	Output is correct
162	Correct	381 ms	40960 KB	Output is correct
163	Correct	373 ms	40960 KB	Output is correct
164	Correct	564 ms	40960 KB	Output is correct
165	Correct	411 ms	40960 KB	Output is correct
166	Correct	376 ms	40960 KB	Output is correct
167	Correct	3554 ms	40960 KB	Output is correct
168	Correct	3519 ms	40960 KB	Output is correct
169	Correct	3462 ms	40960 KB	Output is correct
170	Correct	3321 ms	40960 KB	Output is correct
171	Correct	3084 ms	40960 KB	Output is correct
172	Correct	1985 ms	40960 KB	Output is correct
173	Correct	3497 ms	40960 KB	Output is correct
174	Correct	2059 ms	40960 KB	Output is correct
175	Correct	3184 ms	40960 KB	Output is correct
176	Correct	1489 ms	40960 KB	Output is correct
177	Correct	2859 ms	40960 KB	Output is correct
178	Correct	2716 ms	40960 KB	Output is correct

답안 #42825

Compilation message

Subtask #1 7.0 / 7.0

Subtask #2 15.0 / 15.0

Subtask #3 16.0 / 16.0

Subtask #4 17.0 / 17.0

Subtask #5 20.0 / 20.0

Subtask #6 25.0 / 25.0

Subtask #1
7.0 / 7.0

Subtask #2
15.0 / 15.0

Subtask #3
16.0 / 16.0

Subtask #4
17.0 / 17.0

Subtask #5
20.0 / 20.0

Subtask #6
25.0 / 25.0