oj.uz

답안 #798610

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
798610 2023-07-30T21:41:40 Z kingfran1907 Segments (IZhO18_segments) C++14
100 / 100
 3242 ms 14728 KB 
#include <bits/stdc++.h>
#define X first
#define Y second

using namespace std;
typedef long long llint;

const int maxn = 2e5+10;
const int block = 1500;

int n, t;
int cnt = 0;
vector< int > lef[maxn], rig[maxn];
int L[maxn], R[maxn];
int bio[maxn];
vector< pair<int, int> > v;
int inds[maxn];
int ptr;

bool cmp(int x, int y) {
	return R[x] - L[x] < R[y] - L[y];
}

inline int inter(int ax, int ay, int bx, int by) {
	return min(ay, by) - max(ax, bx) + 1;
}

int main() {
	scanf("%d%d", &n, &t);
	int lastans = 0;
	while (n--) {
		int type;
		scanf("%d", &type);
		if (type == 1) {
			int l, r;
			scanf("%d%d", &l, &r);
			l = l ^ (t * lastans);
			r = r ^ (t * lastans);
			if (l > r) swap(l, r);
			//printf("adding: %d %d\n", l, r);
			
			++cnt;
			v.push_back({cnt, 1});
			L[cnt] = l, R[cnt] = r;
		} else if (type == 2) {
			int x;
			scanf("%d", &x);
			v.push_back({x, -1});
		} else {
			int l, r, k;
			scanf("%d%d%d", &l, &r, &k);
			l = l ^ (t * lastans);
			r = r ^ (t * lastans);
			if (l > r) swap(l, r);
			//printf("query: %d %d\n", l, r);
			
			lastans = 0;
			for (int i = 0; i < ptr; i += block) {
				int tr = i / block;
				int las = min(ptr, i + block) - 1;
				
				/*printf("block: ");
				for (int j = 0; j < block; j++) {
					if (i + j >= inds.size()) break;
					printf("(%d %d) ", L[inds[i + j]], R[inds[i + j]]);
				}
				printf("\n");*/
								
				if (R[inds[las]] - L[inds[las]] + 1 < k) continue;
				if (R[inds[i]] - L[inds[i]] + 1 >= k) {
					lastans += las - i + 1;
					int ind = lower_bound(rig[tr].begin(), rig[tr].end(), l + k - 1) - rig[tr].begin();
					//printf("removing: %d\n", ind);
					lastans -= ind;
					ind = upper_bound(lef[tr].begin(), lef[tr].end(), r - k + 1) - lef[tr].begin();
					lastans -= lef[tr].size() - ind;
					//printf("removing: %d\n", lef[tr].size() - ind);
				} else {
					for (int j = 0; j < block; j++) {
						if (i + j >= ptr) break;
						lastans += (inter(l, r, L[inds[i + j]], R[inds[i + j]]) >= k);
					}
				}
			}
			
			for (auto &iter : v) {
				int ind = iter.X;
				int cost = iter.Y;
				if (inter(l, r, L[ind], R[ind]) >= k) lastans += cost;
			}
			printf("%d\n", lastans);
		}
		
		if (n % block == 0) {
			for (int i = 0; i <= ptr / block; i++) {
				lef[i].clear();
				rig[i].clear();
			}
			
			for (auto &iter : v) {
				bio[iter.X] += iter.Y;
			}
			v.clear();
			
			ptr = 0;
			for (int i = 1; i <= cnt; i++) {
				if (bio[i]) inds[ptr++] = i;
			}
			sort(inds, inds + ptr, cmp);
			
			for (int i = 0; i < ptr; i++) {
				int tr = i / block;
				lef[tr].push_back(L[inds[i]]);
				rig[tr].push_back(R[inds[i]]);
			}
			for (int i = 0; i <= ptr / block; i++) {
				sort(lef[i].begin(), lef[i].end());
				sort(rig[i].begin(), rig[i].end());
			}
		}
	}
	return 0;
}

Compilation message

segments.cpp: In function 'int main()':
segments.cpp:29:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |  scanf("%d%d", &n, &t);
      |  ~~~~~^~~~~~~~~~~~~~~~
segments.cpp:33:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   33 |   scanf("%d", &type);
      |   ~~~~~^~~~~~~~~~~~~
segments.cpp:36:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   36 |    scanf("%d%d", &l, &r);
      |    ~~~~~^~~~~~~~~~~~~~~~
segments.cpp:47:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   47 |    scanf("%d", &x);
      |    ~~~~~^~~~~~~~~~
segments.cpp:51:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |    scanf("%d%d%d", &l, &r, &k);
      |    ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 9684 KB Output is correct
2 Correct 4 ms 9684 KB Output is correct
3 Correct 7 ms 9752 KB Output is correct
4 Correct 7 ms 9760 KB Output is correct
5 Correct 11 ms 9844 KB Output is correct
6 Correct 11 ms 9816 KB Output is correct
7 Correct 8 ms 9684 KB Output is correct
8 Correct 10 ms 9832 KB Output is correct
9 Correct 9 ms 9744 KB Output is correct
10 Correct 8 ms 9812 KB Output is correct
11 Correct 14 ms 9808 KB Output is correct
12 Correct 14 ms 9812 KB Output is correct
13 Correct 8 ms 9812 KB Output is correct
14 Correct 10 ms 9796 KB Output is correct
15 Correct 7 ms 9760 KB Output is correct
16 Correct 7 ms 9684 KB Output is correct
17 Correct 10 ms 9788 KB Output is correct
18 Correct 9 ms 9848 KB Output is correct
19 Correct 10 ms 9796 KB Output is correct
20 Correct 10 ms 9684 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 830 ms 11376 KB Output is correct
2 Correct 843 ms 11356 KB Output is correct
3 Correct 823 ms 11312 KB Output is correct
4 Correct 856 ms 11340 KB Output is correct
5 Correct 716 ms 12236 KB Output is correct
6 Correct 693 ms 12192 KB Output is correct
7 Correct 836 ms 11300 KB Output is correct
8 Correct 834 ms 11356 KB Output is correct
9 Correct 834 ms 11492 KB Output is correct
10 Correct 596 ms 10596 KB Output is correct
11 Correct 667 ms 10696 KB Output is correct
12 Correct 848 ms 11820 KB Output is correct

Subtask #3
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 63 ms 10188 KB Output is correct
2 Correct 62 ms 10204 KB Output is correct
3 Correct 66 ms 10156 KB Output is correct
4 Correct 62 ms 10180 KB Output is correct
5 Correct 737 ms 11936 KB Output is correct
6 Correct 709 ms 11620 KB Output is correct
7 Correct 724 ms 11656 KB Output is correct
8 Correct 702 ms 12240 KB Output is correct
9 Correct 680 ms 12108 KB Output is correct
10 Correct 639 ms 11644 KB Output is correct
11 Correct 107 ms 10296 KB Output is correct
12 Correct 648 ms 11780 KB Output is correct
13 Correct 590 ms 11484 KB Output is correct
14 Correct 382 ms 10868 KB Output is correct
15 Correct 339 ms 10856 KB Output is correct
16 Correct 252 ms 10572 KB Output is correct
17 Correct 650 ms 11316 KB Output is correct
18 Correct 659 ms 11356 KB Output is correct
19 Correct 649 ms 11236 KB Output is correct
20 Correct 652 ms 11452 KB Output is correct
21 Correct 130 ms 10344 KB Output is correct
22 Correct 459 ms 11208 KB Output is correct
23 Correct 553 ms 11480 KB Output is correct
24 Correct 498 ms 11036 KB Output is correct
25 Correct 64 ms 10188 KB Output is correct
26 Correct 65 ms 10416 KB Output is correct
27 Correct 65 ms 10188 KB Output is correct
28 Correct 63 ms 10212 KB Output is correct
29 Correct 582 ms 11344 KB Output is correct
30 Correct 582 ms 11336 KB Output is correct
31 Correct 678 ms 12064 KB Output is correct
32 Correct 644 ms 11580 KB Output is correct
33 Correct 599 ms 11600 KB Output is correct
34 Correct 329 ms 10744 KB Output is correct
35 Correct 534 ms 11260 KB Output is correct
36 Correct 622 ms 11580 KB Output is correct

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 10136 KB Output is correct
2 Correct 64 ms 10092 KB Output is correct
3 Correct 65 ms 10108 KB Output is correct
4 Correct 69 ms 10140 KB Output is correct
5 Correct 823 ms 11832 KB Output is correct
6 Correct 529 ms 10500 KB Output is correct
7 Correct 799 ms 11920 KB Output is correct
8 Correct 597 ms 10664 KB Output is correct
9 Correct 526 ms 11108 KB Output is correct
10 Correct 697 ms 11636 KB Output is correct
11 Correct 313 ms 10516 KB Output is correct
12 Correct 687 ms 12256 KB Output is correct
13 Correct 656 ms 11448 KB Output is correct
14 Correct 486 ms 10824 KB Output is correct
15 Correct 694 ms 12044 KB Output is correct
16 Correct 677 ms 11516 KB Output is correct
17 Correct 826 ms 11264 KB Output is correct
18 Correct 833 ms 11304 KB Output is correct
19 Correct 849 ms 11236 KB Output is correct
20 Correct 833 ms 11480 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 9684 KB Output is correct
2 Correct 4 ms 9684 KB Output is correct
3 Correct 7 ms 9752 KB Output is correct
4 Correct 7 ms 9760 KB Output is correct
5 Correct 11 ms 9844 KB Output is correct
6 Correct 11 ms 9816 KB Output is correct
7 Correct 8 ms 9684 KB Output is correct
8 Correct 10 ms 9832 KB Output is correct
9 Correct 9 ms 9744 KB Output is correct
10 Correct 8 ms 9812 KB Output is correct
11 Correct 14 ms 9808 KB Output is correct
12 Correct 14 ms 9812 KB Output is correct
13 Correct 8 ms 9812 KB Output is correct
14 Correct 10 ms 9796 KB Output is correct
15 Correct 7 ms 9760 KB Output is correct
16 Correct 7 ms 9684 KB Output is correct
17 Correct 10 ms 9788 KB Output is correct
18 Correct 9 ms 9848 KB Output is correct
19 Correct 10 ms 9796 KB Output is correct
20 Correct 10 ms 9684 KB Output is correct
21 Correct 830 ms 11376 KB Output is correct
22 Correct 843 ms 11356 KB Output is correct
23 Correct 823 ms 11312 KB Output is correct
24 Correct 856 ms 11340 KB Output is correct
25 Correct 716 ms 12236 KB Output is correct
26 Correct 693 ms 12192 KB Output is correct
27 Correct 836 ms 11300 KB Output is correct
28 Correct 834 ms 11356 KB Output is correct
29 Correct 834 ms 11492 KB Output is correct
30 Correct 596 ms 10596 KB Output is correct
31 Correct 667 ms 10696 KB Output is correct
32 Correct 848 ms 11820 KB Output is correct
33 Correct 65 ms 10136 KB Output is correct
34 Correct 64 ms 10092 KB Output is correct
35 Correct 65 ms 10108 KB Output is correct
36 Correct 69 ms 10140 KB Output is correct
37 Correct 823 ms 11832 KB Output is correct
38 Correct 529 ms 10500 KB Output is correct
39 Correct 799 ms 11920 KB Output is correct
40 Correct 597 ms 10664 KB Output is correct
41 Correct 526 ms 11108 KB Output is correct
42 Correct 697 ms 11636 KB Output is correct
43 Correct 313 ms 10516 KB Output is correct
44 Correct 687 ms 12256 KB Output is correct
45 Correct 656 ms 11448 KB Output is correct
46 Correct 486 ms 10824 KB Output is correct
47 Correct 694 ms 12044 KB Output is correct
48 Correct 677 ms 11516 KB Output is correct
49 Correct 826 ms 11264 KB Output is correct
50 Correct 833 ms 11304 KB Output is correct
51 Correct 849 ms 11236 KB Output is correct
52 Correct 833 ms 11480 KB Output is correct
53 Correct 70 ms 10204 KB Output is correct
54 Correct 71 ms 10156 KB Output is correct
55 Correct 65 ms 10192 KB Output is correct
56 Correct 69 ms 10184 KB Output is correct
57 Correct 718 ms 10924 KB Output is correct
58 Correct 462 ms 10392 KB Output is correct
59 Correct 854 ms 11628 KB Output is correct
60 Correct 439 ms 10468 KB Output is correct
61 Correct 658 ms 11468 KB Output is correct
62 Correct 701 ms 11976 KB Output is correct
63 Correct 688 ms 12228 KB Output is correct
64 Correct 700 ms 12116 KB Output is correct
65 Correct 373 ms 10568 KB Output is correct
66 Correct 340 ms 10504 KB Output is correct
67 Correct 679 ms 11640 KB Output is correct
68 Correct 603 ms 11204 KB Output is correct
69 Correct 836 ms 11280 KB Output is correct
70 Correct 831 ms 11228 KB Output is correct
71 Correct 824 ms 11224 KB Output is correct
72 Correct 833 ms 11420 KB Output is correct
73 Correct 429 ms 10824 KB Output is correct
74 Correct 605 ms 11212 KB Output is correct
75 Correct 671 ms 12184 KB Output is correct
76 Correct 691 ms 12228 KB Output is correct
77 Correct 66 ms 10188 KB Output is correct
78 Correct 64 ms 10184 KB Output is correct
79 Correct 78 ms 10252 KB Output is correct
80 Correct 66 ms 10104 KB Output is correct
81 Correct 594 ms 11200 KB Output is correct
82 Correct 424 ms 10708 KB Output is correct
83 Correct 303 ms 10424 KB Output is correct
84 Correct 603 ms 11312 KB Output is correct
85 Correct 689 ms 11596 KB Output is correct
86 Correct 690 ms 11656 KB Output is correct
87 Correct 532 ms 10984 KB Output is correct
88 Correct 316 ms 10444 KB Output is correct

Subtask #6
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 9684 KB Output is correct
2 Correct 4 ms 9684 KB Output is correct
3 Correct 7 ms 9752 KB Output is correct
4 Correct 7 ms 9760 KB Output is correct
5 Correct 11 ms 9844 KB Output is correct
6 Correct 11 ms 9816 KB Output is correct
7 Correct 8 ms 9684 KB Output is correct
8 Correct 10 ms 9832 KB Output is correct
9 Correct 9 ms 9744 KB Output is correct
10 Correct 8 ms 9812 KB Output is correct
11 Correct 14 ms 9808 KB Output is correct
12 Correct 14 ms 9812 KB Output is correct
13 Correct 8 ms 9812 KB Output is correct
14 Correct 10 ms 9796 KB Output is correct
15 Correct 7 ms 9760 KB Output is correct
16 Correct 7 ms 9684 KB Output is correct
17 Correct 10 ms 9788 KB Output is correct
18 Correct 9 ms 9848 KB Output is correct
19 Correct 10 ms 9796 KB Output is correct
20 Correct 10 ms 9684 KB Output is correct
21 Correct 830 ms 11376 KB Output is correct
22 Correct 843 ms 11356 KB Output is correct
23 Correct 823 ms 11312 KB Output is correct
24 Correct 856 ms 11340 KB Output is correct
25 Correct 716 ms 12236 KB Output is correct
26 Correct 693 ms 12192 KB Output is correct
27 Correct 836 ms 11300 KB Output is correct
28 Correct 834 ms 11356 KB Output is correct
29 Correct 834 ms 11492 KB Output is correct
30 Correct 596 ms 10596 KB Output is correct
31 Correct 667 ms 10696 KB Output is correct
32 Correct 848 ms 11820 KB Output is correct
33 Correct 63 ms 10188 KB Output is correct
34 Correct 62 ms 10204 KB Output is correct
35 Correct 66 ms 10156 KB Output is correct
36 Correct 62 ms 10180 KB Output is correct
37 Correct 737 ms 11936 KB Output is correct
38 Correct 709 ms 11620 KB Output is correct
39 Correct 724 ms 11656 KB Output is correct
40 Correct 702 ms 12240 KB Output is correct
41 Correct 680 ms 12108 KB Output is correct
42 Correct 639 ms 11644 KB Output is correct
43 Correct 107 ms 10296 KB Output is correct
44 Correct 648 ms 11780 KB Output is correct
45 Correct 590 ms 11484 KB Output is correct
46 Correct 382 ms 10868 KB Output is correct
47 Correct 339 ms 10856 KB Output is correct
48 Correct 252 ms 10572 KB Output is correct
49 Correct 650 ms 11316 KB Output is correct
50 Correct 659 ms 11356 KB Output is correct
51 Correct 649 ms 11236 KB Output is correct
52 Correct 652 ms 11452 KB Output is correct
53 Correct 130 ms 10344 KB Output is correct
54 Correct 459 ms 11208 KB Output is correct
55 Correct 553 ms 11480 KB Output is correct
56 Correct 498 ms 11036 KB Output is correct
57 Correct 64 ms 10188 KB Output is correct
58 Correct 65 ms 10416 KB Output is correct
59 Correct 65 ms 10188 KB Output is correct
60 Correct 63 ms 10212 KB Output is correct
61 Correct 582 ms 11344 KB Output is correct
62 Correct 582 ms 11336 KB Output is correct
63 Correct 678 ms 12064 KB Output is correct
64 Correct 644 ms 11580 KB Output is correct
65 Correct 599 ms 11600 KB Output is correct
66 Correct 329 ms 10744 KB Output is correct
67 Correct 534 ms 11260 KB Output is correct
68 Correct 622 ms 11580 KB Output is correct
69 Correct 65 ms 10136 KB Output is correct
70 Correct 64 ms 10092 KB Output is correct
71 Correct 65 ms 10108 KB Output is correct
72 Correct 69 ms 10140 KB Output is correct
73 Correct 823 ms 11832 KB Output is correct
74 Correct 529 ms 10500 KB Output is correct
75 Correct 799 ms 11920 KB Output is correct
76 Correct 597 ms 10664 KB Output is correct
77 Correct 526 ms 11108 KB Output is correct
78 Correct 697 ms 11636 KB Output is correct
79 Correct 313 ms 10516 KB Output is correct
80 Correct 687 ms 12256 KB Output is correct
81 Correct 656 ms 11448 KB Output is correct
82 Correct 486 ms 10824 KB Output is correct
83 Correct 694 ms 12044 KB Output is correct
84 Correct 677 ms 11516 KB Output is correct
85 Correct 826 ms 11264 KB Output is correct
86 Correct 833 ms 11304 KB Output is correct
87 Correct 849 ms 11236 KB Output is correct
88 Correct 833 ms 11480 KB Output is correct
89 Correct 70 ms 10204 KB Output is correct
90 Correct 71 ms 10156 KB Output is correct
91 Correct 65 ms 10192 KB Output is correct
92 Correct 69 ms 10184 KB Output is correct
93 Correct 718 ms 10924 KB Output is correct
94 Correct 462 ms 10392 KB Output is correct
95 Correct 854 ms 11628 KB Output is correct
96 Correct 439 ms 10468 KB Output is correct
97 Correct 658 ms 11468 KB Output is correct
98 Correct 701 ms 11976 KB Output is correct
99 Correct 688 ms 12228 KB Output is correct
100 Correct 700 ms 12116 KB Output is correct
101 Correct 373 ms 10568 KB Output is correct
102 Correct 340 ms 10504 KB Output is correct
103 Correct 679 ms 11640 KB Output is correct
104 Correct 603 ms 11204 KB Output is correct
105 Correct 836 ms 11280 KB Output is correct
106 Correct 831 ms 11228 KB Output is correct
107 Correct 824 ms 11224 KB Output is correct
108 Correct 833 ms 11420 KB Output is correct
109 Correct 429 ms 10824 KB Output is correct
110 Correct 605 ms 11212 KB Output is correct
111 Correct 671 ms 12184 KB Output is correct
112 Correct 691 ms 12228 KB Output is correct
113 Correct 66 ms 10188 KB Output is correct
114 Correct 64 ms 10184 KB Output is correct
115 Correct 78 ms 10252 KB Output is correct
116 Correct 66 ms 10104 KB Output is correct
117 Correct 594 ms 11200 KB Output is correct
118 Correct 424 ms 10708 KB Output is correct
119 Correct 303 ms 10424 KB Output is correct
120 Correct 603 ms 11312 KB Output is correct
121 Correct 689 ms 11596 KB Output is correct
122 Correct 690 ms 11656 KB Output is correct
123 Correct 532 ms 10984 KB Output is correct
124 Correct 316 ms 10444 KB Output is correct
125 Correct 136 ms 10596 KB Output is correct
126 Correct 141 ms 10652 KB Output is correct
127 Correct 170 ms 10608 KB Output is correct
128 Correct 147 ms 10620 KB Output is correct
129 Correct 133 ms 10656 KB Output is correct
130 Correct 149 ms 10696 KB Output is correct
131 Correct 1310 ms 11092 KB Output is correct
132 Correct 2878 ms 12784 KB Output is correct
133 Correct 3202 ms 13580 KB Output is correct
134 Correct 1645 ms 11488 KB Output is correct
135 Correct 3242 ms 13728 KB Output is correct
136 Correct 720 ms 10656 KB Output is correct
137 Correct 2793 ms 14432 KB Output is correct
138 Correct 2438 ms 13044 KB Output is correct
139 Correct 2739 ms 13788 KB Output is correct
140 Correct 2794 ms 14268 KB Output is correct
141 Correct 2620 ms 13548 KB Output is correct
142 Correct 643 ms 10996 KB Output is correct
143 Correct 1277 ms 11516 KB Output is correct
144 Correct 484 ms 10956 KB Output is correct
145 Correct 2785 ms 14256 KB Output is correct
146 Correct 1869 ms 12236 KB Output is correct
147 Correct 1329 ms 11864 KB Output is correct
148 Correct 1219 ms 11488 KB Output is correct
149 Correct 3026 ms 13016 KB Output is correct
150 Correct 3013 ms 12952 KB Output is correct
151 Correct 2997 ms 12884 KB Output is correct
152 Correct 3009 ms 12976 KB Output is correct
153 Correct 3010 ms 13088 KB Output is correct
154 Correct 3038 ms 12872 KB Output is correct
155 Correct 903 ms 11192 KB Output is correct
156 Correct 1410 ms 11724 KB Output is correct
157 Correct 2801 ms 14236 KB Output is correct
158 Correct 2802 ms 14468 KB Output is correct
159 Correct 2515 ms 13192 KB Output is correct
160 Correct 1975 ms 12436 KB Output is correct
161 Correct 164 ms 10712 KB Output is correct
162 Correct 149 ms 10660 KB Output is correct
163 Correct 151 ms 10640 KB Output is correct
164 Correct 249 ms 10704 KB Output is correct
165 Correct 169 ms 10648 KB Output is correct
166 Correct 148 ms 10648 KB Output is correct
167 Correct 2801 ms 14580 KB Output is correct
168 Correct 2811 ms 14728 KB Output is correct
169 Correct 2802 ms 14280 KB Output is correct
170 Correct 2799 ms 14092 KB Output is correct
171 Correct 2629 ms 13328 KB Output is correct
172 Correct 1745 ms 12092 KB Output is correct
173 Correct 2795 ms 14328 KB Output is correct
174 Correct 1838 ms 12316 KB Output is correct
175 Correct 2677 ms 13644 KB Output is correct
176 Correct 1202 ms 11780 KB Output is correct
177 Correct 2495 ms 13088 KB Output is correct
178 Correct 2405 ms 13024 KB Output is correct