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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#734369#4894. 学姐买瓜NineSuns20 21ms8028kbC++142.1kb2024-11-11 09:28:482024-11-11 09:28:48

Judging History

你现在查看的是最新测评结果

  • [2024-11-11 09:28:48]
  • 评测
  • 测评结果:20
  • 用时:21ms
  • 内存:8028kb
  • [2024-11-11 09:28:48]
  • 提交

answer

#include <bits/stdc++.h>
#define pii pair <int, int>
#define fi first
#define se second

using namespace std;
const int N = 3e5+5, B = 555, b = 517, inf = 0x3f3f3f3f;
int n, m, nxt[N], nb[N], d[N], rk[N], lb[B], rb[B], o[B], od[B]; 
set <pii> st; 

void reset (int bi, int l, int r, int k) {
	if (o[bi]) {
		for (int j = rb[bi];j >= lb[bi];j--) nxt[j] = od[bi], d[j] = 1; 
		o[bi] = 0;
	}
	for (int j = l;j <= r;j++) nxt[j] = k; 
	for (int j = r;j >= lb[bi];j--) {
		if (nxt[j] > rb[bi]) nb[j] = nxt[j], d[j] = 1; 
		else nb[j] = nb[nxt[j]], d[j] = d[nxt[j]]+1; 
	}
}

void upd (int l, int r, int k) {
//	cout << "MODIFY:" << l << " " << r << " " << k << endl; 
	int bl = rk[l], br = rk[r]; 
	if (bl == br) {
		return reset(bl, l, r, k);
	} 
	reset(bl, l, rb[bl], k); reset(br, lb[br], r, k);
	for (int j = bl+1;j < br;j++) o[j] = 1, od[j] = k; 
}

int getd (int l, int r) {
	int k = 0; 
	while (1) {
		if (o[rk[l]]) {
			if (od[rk[l]] > r+1) break;
			k++; l = od[rk[l]]; 
		}
		else {
			if (nb[l] > r+1) break; 
			k += d[l]; l = nb[l]; 
		}
	}
	while (1) {
		if (o[rk[l]]) {
			if (od[rk[l]] > r+1) break; 
			k++; l = od[rk[l]]; 
		}
		else {
			if (nxt[l] > r+1) break; 
			k++; l = nxt[l]; 
		}
	}
	return k; 
}

int main () {
	ios::sync_with_stdio(0); 
	cin.tie(0); cout.tie(0); 
	cin >> m >> n; 
	for (int i = 1; ;i++) {
		lb[i] = rb[i-1]+1; rb[i] = min(n, rb[i-1]+b);
		for (int j = lb[i];j <= rb[i];j++) rk[j] = i; 
		if (rb[i] == n) break;  
	}
	for (int i = 1;i <= n+1;i++) nxt[i] = nb[i] = inf; 
	while (m--) {
		int o, l, r; cin >> o >> l >> r; 
		if (o == 1) {
			auto it = st.upper_bound({r+1, 0}); 
			if (it != st.begin()) {
				--it; 
				if ((*it).se >= l) continue; 
			}
			while (1) {
				auto it = st.upper_bound({r, 0}); 
				if (it == st.end()) break; 
				if ((*it).se <= l) st.erase(it); else break; 
			}
			st.insert({r, l});
			it = st.lower_bound({r, l}); auto nx = st.upper_bound({r, l}); 
			upd(it == st.begin() ? 1 : (*--it).se+1, l, r+1);  
		}
		else {
			cout << getd(l, r) << '\n'; 
		}
	}
	return 0; 
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 20
Accepted

Test #1:

score: 20
Accepted
time: 1ms
memory: 7764kb

input:

11 13
2 4 4
1 11 12
1 1 5
1 2 3
1 2 10
2 2 8
1 6 6
2 2 10
1 6 11
2 2 3
2 2 13

output:

0
1
2
1
3

result:

ok 5 lines

Test #2:

score: 20
Accepted
time: 1ms
memory: 7688kb

input:

2000 2000
2 66 273
1 475 1570
2 51 958
2 731 1771
1 1286 1627
1 37 892
1 529 890
2 155 1486
1 87 1815
1 576 1872
2 1269 1515
2 1521 1794
2 634 1887
2 204 1668
1 351 1679
2 1571 1599
1 243 681
2 1 2000
2 1 2000
2 564 648
2 1215 1807
2 466 1617
1 1119 1348
1 497 886
2 1358 1487
2 173 1974
1 401 1294
2...

output:

0
0
0
1
0
0
1
2
0
2
2
0
1
1
0
2
1
1
0
1
0
1
0
0
1
2
1
1
1
2
1
1
0
0
2
2
0
2
2
0
1
3
0
0
4
0
0
2
2
5
2
0
4
0
2
0
2
3
3
0
0
1
3
2
0
3
6
1
0
1
1
4
0
8
0
8
1
3
1
8
1
4
9
2
2
0
4
5
2
9
3
0
9
1
3
8
9
1
0
7
0
8
5
7
0
1
0
6
10
2
6
0
1
0
6
4
6
5
4
4
4
0
10
0
6
2
8
9
1
10
5
7
8
10
1
10
8
5
2
6
1
5
10
8
10
5
3...

result:

ok 1020 lines

Test #3:

score: 20
Accepted
time: 1ms
memory: 7764kb

input:

2000 2000
2 66 273
1 475 1570
2 51 958
2 731 1771
1 1286 1627
1 37 892
1 529 890
2 155 1486
1 87 1815
1 576 1872
2 1269 1515
2 1521 1794
2 634 1887
2 204 1668
1 351 1679
2 1571 1599
1 243 681
2 1 2000
2 1 2000
2 564 648
2 1215 1807
2 466 1617
1 1119 1348
1 497 886
2 1358 1487
2 173 1974
1 401 1294
2...

output:

0
0
0
1
0
0
1
2
0
2
2
0
1
1
0
2
1
1
0
1
0
1
0
0
1
2
1
1
1
2
1
1
0
0
2
2
0
2
2
0
1
3
0
0
4
0
0
2
2
5
2
0
4
0
2
0
2
3
3
0
0
1
3
2
0
3
6
1
0
1
1
4
0
8
0
8
1
3
1
8
1
4
9
2
2
0
4
5
2
9
3
0
9
1
3
8
9
1
0
7
0
8
5
7
0
1
0
6
10
2
6
0
1
0
6
4
6
5
4
4
4
0
10
0
6
2
8
9
1
10
5
7
8
10
1
10
8
5
2
6
1
5
10
8
10
5
3...

result:

ok 1020 lines

Test #4:

score: 20
Accepted
time: 1ms
memory: 5664kb

input:

14 11
1 1 8
1 4 11
2 4 8
1 2 7
1 7 11
2 2 9
1 6 10
1 2 6
1 8 10
1 2 6
2 9 10
1 9 9
1 3 10
1 2 4

output:

0
1
0

result:

ok 3 lines

Test #5:

score: 20
Accepted
time: 0ms
memory: 7828kb

input:

2000 2000
1 1589 1640
1 1741 1765
2 191 1596
1 426 493
2 1434 1606
1 925 955
2 589 1148
2 1347 1608
2 686 1516
1 1535 1563
1 1835 1841
1 1513 1537
2 30 1710
2 123 171
2 1 2000
2 128 1310
2 270 879
1 1918 1941
2 965 1951
2 176 1452
1 1391 1421
1 614 664
2 1 2000
1 296 328
1 1378 1402
1 29 47
1 92 123...

output:

0
0
1
0
1
4
0
6
2
1
5
2
9
12
4
0
6
14
3
3
0
1
13
3
6
19
13
20
1
4
2
10
1
5
4
8
3
5
24
18
9
17
13
0
28
22
4
6
13
1
13
4
15
5
2
16
1
33
25
16
18
17
8
17
23
36
22
27
9
23
9
7
17
2
12
16
39
11
32
40
4
10
15
23
21
14
10
15
6
43
17
3
17
0
1
15
14
29
33
8
44
44
5
10
27
22
11
6
23
0
7
24
14
24
1
9
36
15
39
...

result:

ok 1000 lines

Test #6:

score: 20
Accepted
time: 0ms
memory: 5788kb

input:

2000 2000
1 1589 1640
1 1741 1765
2 191 1596
1 426 493
2 1434 1606
1 925 955
2 589 1148
2 1347 1608
2 686 1516
1 1535 1563
1 1835 1841
1 1513 1537
2 30 1710
2 123 171
2 1 2000
2 128 1310
2 270 879
1 1918 1941
2 965 1951
2 176 1452
1 1391 1421
1 614 664
2 1 2000
1 296 328
1 1378 1402
1 29 47
1 92 123...

output:

0
0
1
0
1
4
0
6
2
1
5
2
9
12
4
0
6
14
3
3
0
1
13
3
6
19
13
20
1
4
2
10
1
5
4
8
3
5
24
18
9
17
13
0
28
22
4
6
13
1
13
4
15
5
2
16
1
33
25
16
18
17
8
17
23
36
22
27
9
23
9
7
17
2
12
16
39
11
32
40
4
10
15
23
21
14
10
15
6
43
17
3
17
0
1
15
14
29
33
8
44
44
5
10
27
22
11
6
23
0
7
24
14
24
1
9
36
15
39
...

result:

ok 1000 lines

Test #7:

score: 20
Accepted
time: 1ms
memory: 5756kb

input:

2000 2000
2 100 273
1 1901 1904
2 51 958
2 731 1771
1 1772 1775
1 375 378
1 540 543
1 649 652
1 129 132
2 139 286
2 155 1490
2 87 1279
1 547 550
2 1135 1365
1 1685 1688
2 470 1269
2 1521 1540
2 62 634
2 1186 1668
1 1276 1279
1 725 728
2 1571 1599
1 246 249
2 243 681
1 103 106
1 547 550
2 324 361
2 5...

output:

0
0
0
0
3
4
0
3
0
4
0
0
5
0
6
1
8
0
2
1
11
3
1
5
15
6
1
18
1
5
0
1
4
22
8
5
24
17
8
26
0
6
27
4
17
14
29
3
40
15
30
23
13
6
13
10
18
2
33
9
31
47
12
0
48
4
27
2
3
10
6
52
15
1
17
7
9
58
15
7
9
37
17
2
27
4
13
57
32
21
43
66
16
49
10
6
0
26
25
51
42
13
26
5
82
4
82
13
14
13
5
48
8
38
94
15
23
3
39
38...

result:

ok 990 lines

Test #8:

score: 20
Accepted
time: 1ms
memory: 5776kb

input:

2000 2000
2 100 273
1 1901 1904
2 51 958
2 731 1771
1 1772 1775
1 375 378
1 540 543
1 649 652
1 129 132
2 139 286
2 155 1490
2 87 1279
1 547 550
2 1135 1365
1 1685 1688
2 470 1269
2 1521 1540
2 62 634
2 1186 1668
1 1276 1279
1 725 728
2 1571 1599
1 246 249
2 243 681
1 103 106
1 547 550
2 324 361
2 5...

output:

0
0
0
0
3
4
0
3
0
4
0
0
5
0
6
1
8
0
2
1
11
3
1
5
15
6
1
18
1
5
0
1
4
22
8
5
24
17
8
26
0
6
27
4
17
14
29
3
40
15
30
23
13
6
13
10
18
2
33
9
31
47
12
0
48
4
27
2
3
10
6
52
15
1
17
7
9
58
15
7
9
37
17
2
27
4
13
57
32
21
43
66
16
49
10
6
0
26
25
51
42
13
26
5
82
4
82
13
14
13
5
48
8
38
94
15
23
3
39
38...

result:

ok 990 lines

Test #9:

score: 20
Accepted
time: 2ms
memory: 7808kb

input:

2000 2000
2 100 273
1 1901 1904
2 51 958
2 731 1771
1 1772 1775
1 375 378
1 540 543
1 649 652
1 129 132
2 139 286
2 155 1490
2 87 1279
1 547 550
2 1135 1365
1 1685 1688
2 470 1269
2 1521 1540
2 62 634
2 1186 1668
1 1276 1279
1 725 728
2 1571 1599
1 246 249
2 243 681
1 103 106
1 547 550
2 324 361
2 5...

output:

0
0
0
0
3
4
0
3
0
4
0
0
5
0
6
1
8
0
2
1
11
3
1
5
15
6
1
18
1
5
0
1
4
22
8
5
24
17
8
26
0
6
27
4
17
14
29
3
40
15
30
23
13
6
13
10
18
2
33
9
31
47
12
0
48
4
27
2
3
10
6
52
15
1
17
7
9
58
15
7
9
37
17
2
27
4
13
57
32
21
43
66
16
49
10
6
0
26
25
51
42
13
26
5
82
4
82
13
14
13
5
48
8
38
94
15
23
3
39
38...

result:

ok 990 lines

Test #10:

score: 20
Accepted
time: 2ms
memory: 7740kb

input:

2000 2000
2 66 273
1 1 501
1 2 502
2 51 70
1 3 503
2 731 1771
1 4 504
2 149 1627
2 1792 1849
1 5 505
2 139 286
2 155 1490
2 87 1279
1 6 506
2 816 1365
2 576 783
2 1269 1515
2 1521 1794
2 634 1887
2 204 1668
1 7 507
1 8 508
1 9 509
2 1571 1599
1 10 510
2 1 2000
2 1 2000
2 1 2000
2 564 648
2 1215 1807...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
1
1
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
...

result:

ok 1004 lines

Test #11:

score: 20
Accepted
time: 0ms
memory: 5708kb

input:

2000 2000
2 66 273
1 1 501
1 2 502
2 51 70
1 3 503
2 731 1771
1 4 504
2 149 1627
2 1792 1849
1 5 505
2 139 286
2 155 1490
2 87 1279
1 6 506
2 816 1365
2 576 783
2 1269 1515
2 1521 1794
2 634 1887
2 204 1668
1 7 507
1 8 508
1 9 509
2 1571 1599
1 10 510
2 1 2000
2 1 2000
2 1 2000
2 564 648
2 1215 1807...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
1
1
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
...

result:

ok 1004 lines

Test #12:

score: 20
Accepted
time: 0ms
memory: 7728kb

input:

2000 2000
2 87 1924
1 1223 1268
2 64 1968
1 426 493
2 27 1931
1 1191 1226
2 86 1985
1 1742 1771
2 81 1984
1 631 677
1 792 813
2 32 1936
2 63 1954
2 56 1952
2 4 1937
1 1095 1117
1 781 797
1 1036 1052
1 144 174
1 999 1027
2 43 1911
2 49 1995
1 326 363
1 1580 1627
1 270 303
1 1010 1037
1 687 728
1 1895...

output:

0
1
2
2
3
5
5
5
5
9
9
14
14
14
14
15
15
16
15
15
17
15
15
18
17
17
18
20
19
19
20
20
19
20
20
20
20
20
20
20
21
20
22
23
22
24
25
22
24
24
24
23
26
27
25
27
28
29
28
27
30
30
30
27
29
29
28
30
31
30
31
31
30
29
32
30
33
31
34
33
13
35
33
35
31
32
32
33
31
32
32
33
35
35
36
34
36
35
36
34
38
36
36
35...

result:

ok 1000 lines

Test #13:

score: 20
Accepted
time: 0ms
memory: 5716kb

input:

2000 2000
2 87 1924
1 1223 1268
2 64 1968
1 426 493
2 27 1931
1 1191 1226
2 86 1985
1 1742 1771
2 81 1984
1 631 677
1 792 813
2 32 1936
2 63 1954
2 56 1952
2 4 1937
1 1095 1117
1 781 797
1 1036 1052
1 144 174
1 999 1027
2 43 1911
2 49 1995
1 326 363
1 1580 1627
1 270 303
1 1010 1037
1 687 728
1 1895...

output:

0
1
2
2
3
5
5
5
5
9
9
14
14
14
14
15
15
16
15
15
17
15
15
18
17
17
18
20
19
19
20
20
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20
20
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22
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27
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30
27
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29
28
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30
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32
30
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31
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33
13
35
33
35
31
32
32
33
31
32
32
33
35
35
36
34
36
35
36
34
38
36
36
35...

result:

ok 1000 lines

Test #14:

score: 20
Accepted
time: 1ms
memory: 5712kb

input:

2000 2000
2 87 1924
1 1223 1268
2 64 1968
1 426 493
2 27 1931
1 1191 1226
2 86 1985
1 1742 1771
2 81 1984
1 631 677
1 792 813
2 32 1936
2 63 1954
2 56 1952
2 4 1937
1 1095 1117
1 781 797
1 1036 1052
1 144 174
1 999 1027
2 43 1911
2 49 1995
1 326 363
1 1580 1627
1 270 303
1 1010 1037
1 687 728
1 1895...

output:

0
1
2
2
3
5
5
5
5
9
9
14
14
14
14
15
15
16
15
15
17
15
15
18
17
17
18
20
19
19
20
20
19
20
20
20
20
20
20
20
21
20
22
23
22
24
25
22
24
24
24
23
26
27
25
27
28
29
28
27
30
30
30
27
29
29
28
30
31
30
31
31
30
29
32
30
33
31
34
33
13
35
33
35
31
32
32
33
31
32
32
33
35
35
36
34
36
35
36
34
38
36
36
35...

result:

ok 1000 lines

Test #15:

score: 20
Accepted
time: 1ms
memory: 5684kb

input:

12 11
2 4 5
2 2 10
1 3 7
1 4 7
1 5 11
1 5 7
2 1 3
1 1 4
2 3 3
2 11 11
1 1 10
2 10 11

output:

0
0
0
0
0
0

result:

ok 6 lines

Subtask #2:

score: 0
Wrong Answer

Dependency #1:

100%
Accepted

Test #16:

score: 0
Wrong Answer
time: 21ms
memory: 8028kb

input:

80000 80000
2 14017 46708
2 26100 26240
2 3855 12007
2 72192 75052
1 12615 30948
2 36 51149
1 47528 79363
1 68506 72310
1 31635 62123
2 7480 77998
1 52530 75803
2 1793 30290
2 47012 72210
1 63304 66834
1 24988 62161
1 34585 61735
1 2973 61060
2 23879 44146
2 11903 26606
2 11536 72847
1 47874 65933
1...

output:

0
0
0
0
1
3
0
0
0
0
4
2
0
0
0
0
2
0
0
1
0
1
1
4
0
6
1
1
3
1
1
0
6
6
0
1
1
4
1
4
6
3
0
4
4
0
4
0
4
5
7
4
7
5
5
2
9
5
5
2
10
1
1
0
1
0
3
8
0
11
2
0
8
5
5
3
11
5
11
4
4
3
0
2
6
5
9
4
6
5
2
0
0
0
7
5
0
4
0
2
13
0
5
7
7
5
5
2
6
0
14
0
0
3
4
4
7
7
2
4
3
8
2
1
15
7
7
7
0
12
5
10
0
5
5
5
6
7
12
1
16
3
2
0
2...

result:

wrong answer 811th lines differ - expected: '16', found: '15'

Subtask #3:

score: 0
Skipped

Dependency #2:

0%