oj.uz

Submission #335324

# Submission time Handle Problem Language Result Execution time Memory
335324 2020-12-12T00:18:16 Z limabeans Segments (IZhO18_segments) C++17
100 / 100
 2520 ms 10380 KB 
#include <bits/stdc++.h>
using namespace std;

template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl












const int maxn = 1e6 + 10;

struct interval {
    int l,r;
    bool operator<(const interval& o) const {
	return r-l<o.r-o.l;
    }
};


const int B = 1500;


struct {
    vector<interval> v;

    vector<interval> w;
    vector<vector<int>> L, R;

    void rebuild() {
	w.insert(w.end(),v.begin(),v.end());
	sort(w.begin(),w.end());
	v.clear();

	int len = w.size();
	L.clear();
	R.clear();
	L.resize(len/B);
	R.resize(len/B);

	for (int i=0; i<len; i++) {
	    L[i/B].push_back(w[i].l);
	    R[i/B].push_back(w[i].r);
	}

	for (auto &p: L) {
	    sort(p.begin(),p.end());
	}
	for (auto &p: R) {
	    sort(p.begin(),p.end());
	}
    }
    
    void insert(int l, int r) {
	v.push_back({l,r});
	if ((int)v.size()==B) {
	    rebuild();
	}
    }


    int solve(int l, int r, int k) {
	if (r-l+1<k) return 0;
	int res = 0;
	for (auto p: v) {
	    res += (min(r,p.r)-max(l,p.l)+1>=k);
	}

	assert((int)w.size()%B==0);
	for (int i=0; i+B<=(int)w.size(); i+=B) {
	    int e = i+B-1;
	    if (w[i].r-w[i].l+1 >= k) {
		res += e-i+1;
		res -= (lower_bound(R[i/B].begin(),R[i/B].end(),l+k-1)-R[i/B].begin()); // end too early
		res -= (L[i/B].end() - upper_bound(L[i/B].begin(),L[i/B].end(),r-k+1)); // start too late
	    } else if (w[e].r-w[e].l+1 >= k) {
		for (int j=i; j<=e; j++) {
		    if (min(w[j].r,r)-max(w[j].l,l)+1 >= k) {
			res++;
		    }
		}
	    }
	}

	return res;
    }
} alive, dead;



int n,t;
int lastans=0;

interval arr[maxn];
int idx=0;

int main() {
    ios_base::sync_with_stdio(false); cin.tie(0);  cout.tie(0);

    cin>>n>>t;

    while (n--) {
	int op;
	cin>>op;
	if (op==1) {
	    int a,b;
	    cin>>a>>b;
	    int l=a^(t*lastans);
	    int r=b^(t*lastans);
	    if (l>r) swap(l,r);
	    arr[++idx] = interval{l,r};
	    alive.insert(arr[idx].l,arr[idx].r);
	} else if (op==2) {
	    int id;
	    cin>>id;
	    dead.insert(arr[id].l,arr[id].r);
	} else if (op==3) {
	    int a,b,k;
	    cin>>a>>b>>k;
	    int l=a^(t*lastans);
	    int r=b^(t*lastans);
	    if (l>r) swap(l,r);
	    lastans = alive.solve(l,r,k) - dead.solve(l,r,k);
	    cout<<lastans<<"\n";
	} else assert(false);
    }
    
    
    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 9 ms 492 KB Output is correct
4 Correct 8 ms 492 KB Output is correct
5 Correct 7 ms 620 KB Output is correct
6 Correct 8 ms 620 KB Output is correct
7 Correct 8 ms 492 KB Output is correct
8 Correct 6 ms 620 KB Output is correct
9 Correct 7 ms 620 KB Output is correct
10 Correct 5 ms 620 KB Output is correct
11 Correct 14 ms 620 KB Output is correct
12 Correct 14 ms 620 KB Output is correct
13 Correct 5 ms 620 KB Output is correct
14 Correct 7 ms 620 KB Output is correct
15 Correct 8 ms 620 KB Output is correct
16 Correct 7 ms 620 KB Output is correct
17 Correct 8 ms 492 KB Output is correct
18 Correct 5 ms 620 KB Output is correct
19 Correct 8 ms 492 KB Output is correct
20 Correct 8 ms 492 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 533 ms 2048 KB Output is correct
2 Correct 533 ms 4868 KB Output is correct
3 Correct 516 ms 4748 KB Output is correct
4 Correct 554 ms 4808 KB Output is correct
5 Correct 637 ms 5292 KB Output is correct
6 Correct 643 ms 5496 KB Output is correct
7 Correct 511 ms 4736 KB Output is correct
8 Correct 505 ms 4736 KB Output is correct
9 Correct 531 ms 4804 KB Output is correct
10 Correct 559 ms 4276 KB Output is correct
11 Correct 407 ms 4548 KB Output is correct
12 Correct 595 ms 5068 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 342 ms 2008 KB Output is correct
2 Correct 341 ms 2136 KB Output is correct
3 Correct 346 ms 2136 KB Output is correct
4 Correct 359 ms 2156 KB Output is correct
5 Correct 551 ms 2504 KB Output is correct
6 Correct 488 ms 2176 KB Output is correct
7 Correct 531 ms 2496 KB Output is correct
8 Correct 634 ms 3000 KB Output is correct
9 Correct 620 ms 3100 KB Output is correct
10 Correct 520 ms 2732 KB Output is correct
11 Correct 348 ms 2164 KB Output is correct
12 Correct 501 ms 2756 KB Output is correct
13 Correct 448 ms 2980 KB Output is correct
14 Correct 431 ms 2584 KB Output is correct
15 Correct 346 ms 2268 KB Output is correct
16 Correct 343 ms 2356 KB Output is correct
17 Correct 437 ms 2212 KB Output is correct
18 Correct 439 ms 2196 KB Output is correct
19 Correct 430 ms 2048 KB Output is correct
20 Correct 435 ms 2048 KB Output is correct
21 Correct 358 ms 2164 KB Output is correct
22 Correct 405 ms 2832 KB Output is correct
23 Correct 447 ms 2560 KB Output is correct
24 Correct 447 ms 2480 KB Output is correct
25 Correct 352 ms 2008 KB Output is correct
26 Correct 343 ms 1984 KB Output is correct
27 Correct 359 ms 2008 KB Output is correct
28 Correct 342 ms 1984 KB Output is correct
29 Correct 452 ms 2688 KB Output is correct
30 Correct 457 ms 2868 KB Output is correct
31 Correct 624 ms 2996 KB Output is correct
32 Correct 506 ms 2860 KB Output is correct
33 Correct 459 ms 2964 KB Output is correct
34 Correct 361 ms 2536 KB Output is correct
35 Correct 417 ms 2560 KB Output is correct
36 Correct 472 ms 2780 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 478 ms 2396 KB Output is correct
2 Correct 467 ms 2752 KB Output is correct
3 Correct 469 ms 2780 KB Output is correct
4 Correct 470 ms 2764 KB Output is correct
5 Correct 587 ms 3952 KB Output is correct
6 Correct 386 ms 4360 KB Output is correct
7 Correct 608 ms 5392 KB Output is correct
8 Correct 516 ms 4304 KB Output is correct
9 Correct 485 ms 4680 KB Output is correct
10 Correct 539 ms 5036 KB Output is correct
11 Correct 470 ms 4444 KB Output is correct
12 Correct 644 ms 5340 KB Output is correct
13 Correct 523 ms 5112 KB Output is correct
14 Correct 483 ms 4572 KB Output is correct
15 Correct 626 ms 5300 KB Output is correct
16 Correct 526 ms 4904 KB Output is correct
17 Correct 545 ms 4736 KB Output is correct
18 Correct 525 ms 4996 KB Output is correct
19 Correct 512 ms 4864 KB Output is correct
20 Correct 509 ms 4736 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 9 ms 492 KB Output is correct
4 Correct 8 ms 492 KB Output is correct
5 Correct 7 ms 620 KB Output is correct
6 Correct 8 ms 620 KB Output is correct
7 Correct 8 ms 492 KB Output is correct
8 Correct 6 ms 620 KB Output is correct
9 Correct 7 ms 620 KB Output is correct
10 Correct 5 ms 620 KB Output is correct
11 Correct 14 ms 620 KB Output is correct
12 Correct 14 ms 620 KB Output is correct
13 Correct 5 ms 620 KB Output is correct
14 Correct 7 ms 620 KB Output is correct
15 Correct 8 ms 620 KB Output is correct
16 Correct 7 ms 620 KB Output is correct
17 Correct 8 ms 492 KB Output is correct
18 Correct 5 ms 620 KB Output is correct
19 Correct 8 ms 492 KB Output is correct
20 Correct 8 ms 492 KB Output is correct
21 Correct 533 ms 2048 KB Output is correct
22 Correct 533 ms 4868 KB Output is correct
23 Correct 516 ms 4748 KB Output is correct
24 Correct 554 ms 4808 KB Output is correct
25 Correct 637 ms 5292 KB Output is correct
26 Correct 643 ms 5496 KB Output is correct
27 Correct 511 ms 4736 KB Output is correct
28 Correct 505 ms 4736 KB Output is correct
29 Correct 531 ms 4804 KB Output is correct
30 Correct 559 ms 4276 KB Output is correct
31 Correct 407 ms 4548 KB Output is correct
32 Correct 595 ms 5068 KB Output is correct
33 Correct 478 ms 2396 KB Output is correct
34 Correct 467 ms 2752 KB Output is correct
35 Correct 469 ms 2780 KB Output is correct
36 Correct 470 ms 2764 KB Output is correct
37 Correct 587 ms 3952 KB Output is correct
38 Correct 386 ms 4360 KB Output is correct
39 Correct 608 ms 5392 KB Output is correct
40 Correct 516 ms 4304 KB Output is correct
41 Correct 485 ms 4680 KB Output is correct
42 Correct 539 ms 5036 KB Output is correct
43 Correct 470 ms 4444 KB Output is correct
44 Correct 644 ms 5340 KB Output is correct
45 Correct 523 ms 5112 KB Output is correct
46 Correct 483 ms 4572 KB Output is correct
47 Correct 626 ms 5300 KB Output is correct
48 Correct 526 ms 4904 KB Output is correct
49 Correct 545 ms 4736 KB Output is correct
50 Correct 525 ms 4996 KB Output is correct
51 Correct 512 ms 4864 KB Output is correct
52 Correct 509 ms 4736 KB Output is correct
53 Correct 479 ms 4100 KB Output is correct
54 Correct 510 ms 4240 KB Output is correct
55 Correct 482 ms 4044 KB Output is correct
56 Correct 496 ms 4044 KB Output is correct
57 Correct 458 ms 4632 KB Output is correct
58 Correct 335 ms 4204 KB Output is correct
59 Correct 585 ms 4992 KB Output is correct
60 Correct 552 ms 4204 KB Output is correct
61 Correct 513 ms 4992 KB Output is correct
62 Correct 611 ms 5332 KB Output is correct
63 Correct 622 ms 5416 KB Output is correct
64 Correct 620 ms 5468 KB Output is correct
65 Correct 470 ms 4572 KB Output is correct
66 Correct 469 ms 4548 KB Output is correct
67 Correct 537 ms 5084 KB Output is correct
68 Correct 503 ms 4736 KB Output is correct
69 Correct 498 ms 4864 KB Output is correct
70 Correct 513 ms 4864 KB Output is correct
71 Correct 499 ms 4720 KB Output is correct
72 Correct 498 ms 4736 KB Output is correct
73 Correct 477 ms 4820 KB Output is correct
74 Correct 484 ms 4696 KB Output is correct
75 Correct 638 ms 6204 KB Output is correct
76 Correct 610 ms 5276 KB Output is correct
77 Correct 469 ms 4172 KB Output is correct
78 Correct 470 ms 4180 KB Output is correct
79 Correct 472 ms 4056 KB Output is correct
80 Correct 477 ms 4204 KB Output is correct
81 Correct 488 ms 4840 KB Output is correct
82 Correct 473 ms 4672 KB Output is correct
83 Correct 472 ms 4468 KB Output is correct
84 Correct 501 ms 4848 KB Output is correct
85 Correct 538 ms 5064 KB Output is correct
86 Correct 549 ms 4864 KB Output is correct
87 Correct 479 ms 4556 KB Output is correct
88 Correct 459 ms 4400 KB Output is correct

Subtask #6
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 9 ms 492 KB Output is correct
4 Correct 8 ms 492 KB Output is correct
5 Correct 7 ms 620 KB Output is correct
6 Correct 8 ms 620 KB Output is correct
7 Correct 8 ms 492 KB Output is correct
8 Correct 6 ms 620 KB Output is correct
9 Correct 7 ms 620 KB Output is correct
10 Correct 5 ms 620 KB Output is correct
11 Correct 14 ms 620 KB Output is correct
12 Correct 14 ms 620 KB Output is correct
13 Correct 5 ms 620 KB Output is correct
14 Correct 7 ms 620 KB Output is correct
15 Correct 8 ms 620 KB Output is correct
16 Correct 7 ms 620 KB Output is correct
17 Correct 8 ms 492 KB Output is correct
18 Correct 5 ms 620 KB Output is correct
19 Correct 8 ms 492 KB Output is correct
20 Correct 8 ms 492 KB Output is correct
21 Correct 533 ms 2048 KB Output is correct
22 Correct 533 ms 4868 KB Output is correct
23 Correct 516 ms 4748 KB Output is correct
24 Correct 554 ms 4808 KB Output is correct
25 Correct 637 ms 5292 KB Output is correct
26 Correct 643 ms 5496 KB Output is correct
27 Correct 511 ms 4736 KB Output is correct
28 Correct 505 ms 4736 KB Output is correct
29 Correct 531 ms 4804 KB Output is correct
30 Correct 559 ms 4276 KB Output is correct
31 Correct 407 ms 4548 KB Output is correct
32 Correct 595 ms 5068 KB Output is correct
33 Correct 342 ms 2008 KB Output is correct
34 Correct 341 ms 2136 KB Output is correct
35 Correct 346 ms 2136 KB Output is correct
36 Correct 359 ms 2156 KB Output is correct
37 Correct 551 ms 2504 KB Output is correct
38 Correct 488 ms 2176 KB Output is correct
39 Correct 531 ms 2496 KB Output is correct
40 Correct 634 ms 3000 KB Output is correct
41 Correct 620 ms 3100 KB Output is correct
42 Correct 520 ms 2732 KB Output is correct
43 Correct 348 ms 2164 KB Output is correct
44 Correct 501 ms 2756 KB Output is correct
45 Correct 448 ms 2980 KB Output is correct
46 Correct 431 ms 2584 KB Output is correct
47 Correct 346 ms 2268 KB Output is correct
48 Correct 343 ms 2356 KB Output is correct
49 Correct 437 ms 2212 KB Output is correct
50 Correct 439 ms 2196 KB Output is correct
51 Correct 430 ms 2048 KB Output is correct
52 Correct 435 ms 2048 KB Output is correct
53 Correct 358 ms 2164 KB Output is correct
54 Correct 405 ms 2832 KB Output is correct
55 Correct 447 ms 2560 KB Output is correct
56 Correct 447 ms 2480 KB Output is correct
57 Correct 352 ms 2008 KB Output is correct
58 Correct 343 ms 1984 KB Output is correct
59 Correct 359 ms 2008 KB Output is correct
60 Correct 342 ms 1984 KB Output is correct
61 Correct 452 ms 2688 KB Output is correct
62 Correct 457 ms 2868 KB Output is correct
63 Correct 624 ms 2996 KB Output is correct
64 Correct 506 ms 2860 KB Output is correct
65 Correct 459 ms 2964 KB Output is correct
66 Correct 361 ms 2536 KB Output is correct
67 Correct 417 ms 2560 KB Output is correct
68 Correct 472 ms 2780 KB Output is correct
69 Correct 478 ms 2396 KB Output is correct
70 Correct 467 ms 2752 KB Output is correct
71 Correct 469 ms 2780 KB Output is correct
72 Correct 470 ms 2764 KB Output is correct
73 Correct 587 ms 3952 KB Output is correct
74 Correct 386 ms 4360 KB Output is correct
75 Correct 608 ms 5392 KB Output is correct
76 Correct 516 ms 4304 KB Output is correct
77 Correct 485 ms 4680 KB Output is correct
78 Correct 539 ms 5036 KB Output is correct
79 Correct 470 ms 4444 KB Output is correct
80 Correct 644 ms 5340 KB Output is correct
81 Correct 523 ms 5112 KB Output is correct
82 Correct 483 ms 4572 KB Output is correct
83 Correct 626 ms 5300 KB Output is correct
84 Correct 526 ms 4904 KB Output is correct
85 Correct 545 ms 4736 KB Output is correct
86 Correct 525 ms 4996 KB Output is correct
87 Correct 512 ms 4864 KB Output is correct
88 Correct 509 ms 4736 KB Output is correct
89 Correct 479 ms 4100 KB Output is correct
90 Correct 510 ms 4240 KB Output is correct
91 Correct 482 ms 4044 KB Output is correct
92 Correct 496 ms 4044 KB Output is correct
93 Correct 458 ms 4632 KB Output is correct
94 Correct 335 ms 4204 KB Output is correct
95 Correct 585 ms 4992 KB Output is correct
96 Correct 552 ms 4204 KB Output is correct
97 Correct 513 ms 4992 KB Output is correct
98 Correct 611 ms 5332 KB Output is correct
99 Correct 622 ms 5416 KB Output is correct
100 Correct 620 ms 5468 KB Output is correct
101 Correct 470 ms 4572 KB Output is correct
102 Correct 469 ms 4548 KB Output is correct
103 Correct 537 ms 5084 KB Output is correct
104 Correct 503 ms 4736 KB Output is correct
105 Correct 498 ms 4864 KB Output is correct
106 Correct 513 ms 4864 KB Output is correct
107 Correct 499 ms 4720 KB Output is correct
108 Correct 498 ms 4736 KB Output is correct
109 Correct 477 ms 4820 KB Output is correct
110 Correct 484 ms 4696 KB Output is correct
111 Correct 638 ms 6204 KB Output is correct
112 Correct 610 ms 5276 KB Output is correct
113 Correct 469 ms 4172 KB Output is correct
114 Correct 470 ms 4180 KB Output is correct
115 Correct 472 ms 4056 KB Output is correct
116 Correct 477 ms 4204 KB Output is correct
117 Correct 488 ms 4840 KB Output is correct
118 Correct 473 ms 4672 KB Output is correct
119 Correct 472 ms 4468 KB Output is correct
120 Correct 501 ms 4848 KB Output is correct
121 Correct 538 ms 5064 KB Output is correct
122 Correct 549 ms 4864 KB Output is correct
123 Correct 479 ms 4556 KB Output is correct
124 Correct 459 ms 4400 KB Output is correct
125 Correct 1388 ms 8248 KB Output is correct
126 Correct 1370 ms 8068 KB Output is correct
127 Correct 1389 ms 7912 KB Output is correct
128 Correct 1389 ms 8028 KB Output is correct
129 Correct 1390 ms 7996 KB Output is correct
130 Correct 1380 ms 8140 KB Output is correct
131 Correct 909 ms 8016 KB Output is correct
132 Correct 1570 ms 9040 KB Output is correct
133 Correct 1989 ms 9364 KB Output is correct
134 Correct 1200 ms 8208 KB Output is correct
135 Correct 2033 ms 9488 KB Output is correct
136 Correct 760 ms 7596 KB Output is correct
137 Correct 2498 ms 10220 KB Output is correct
138 Correct 1796 ms 9168 KB Output is correct
139 Correct 2093 ms 9716 KB Output is correct
140 Correct 2313 ms 9796 KB Output is correct
141 Correct 1981 ms 9364 KB Output is correct
142 Correct 1489 ms 8192 KB Output is correct
143 Correct 1499 ms 8664 KB Output is correct
144 Correct 1432 ms 8084 KB Output is correct
145 Correct 2295 ms 9828 KB Output is correct
146 Correct 1585 ms 8760 KB Output is correct
147 Correct 1516 ms 8772 KB Output is correct
148 Correct 1464 ms 8608 KB Output is correct
149 Correct 1686 ms 9052 KB Output is correct
150 Correct 1719 ms 9296 KB Output is correct
151 Correct 1706 ms 9248 KB Output is correct
152 Correct 1717 ms 9252 KB Output is correct
153 Correct 1695 ms 9040 KB Output is correct
154 Correct 1701 ms 9148 KB Output is correct
155 Correct 1433 ms 8288 KB Output is correct
156 Correct 1501 ms 8976 KB Output is correct
157 Correct 2326 ms 9916 KB Output is correct
158 Correct 2403 ms 10208 KB Output is correct
159 Correct 1905 ms 9692 KB Output is correct
160 Correct 1657 ms 8912 KB Output is correct
161 Correct 1387 ms 8040 KB Output is correct
162 Correct 1373 ms 8168 KB Output is correct
163 Correct 1396 ms 8228 KB Output is correct
164 Correct 1362 ms 8168 KB Output is correct
165 Correct 1389 ms 8116 KB Output is correct
166 Correct 1375 ms 8180 KB Output is correct
167 Correct 2464 ms 10380 KB Output is correct
168 Correct 2520 ms 10256 KB Output is correct
169 Correct 2292 ms 9916 KB Output is correct
170 Correct 2202 ms 9872 KB Output is correct
171 Correct 2076 ms 9588 KB Output is correct
172 Correct 1592 ms 8772 KB Output is correct
173 Correct 2425 ms 9860 KB Output is correct
174 Correct 1546 ms 8780 KB Output is correct
175 Correct 2070 ms 9524 KB Output is correct
176 Correct 1449 ms 8648 KB Output is correct
177 Correct 1899 ms 9376 KB Output is correct
178 Correct 1832 ms 9224 KB Output is correct