oj.uz

Submission #683944

# Submission time Handle Problem Language Result Execution time Memory
683944 2023-01-19T17:59:04 Z acm Segments (IZhO18_segments) C++17
100 / 100
 1804 ms 8508 KB 
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2")
#include <bits/stdc++.h>
#include <emmintrin.h>
#include <x86intrin.h>
#define speed                   \
  ios_base::sync_with_stdio(0); \
  cin.tie(0);                   \
  cout.tie(0);
#define precision     \
  cout.precision(30); \
  cerr.precision(10);
#define ll long long
#define ld long double
#define pb(x) push_back(x)
#define sz(x) (int)x.size()
#define mp(x, y) make_pair(x, y)
#define all(x) x.begin(), x.end()
#define pc(x) __builtin_popcount(x)
#define pcll(x) __builtin_popcountll(x)
#define F first
#define S second
using namespace std;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
void ioi(string name) {
  freopen((name + ".in").c_str(), "r", stdin);
  freopen((name + ".out").c_str(), "w", stdout);
}
const int bl = 900;
int n, m, g, t, sz, lastans, a[2][200005], b[2][200005], c[2][200005],
    pos[200005];
pair<int, int> d[bl + 5], e[200005];
inline int kek(int l, int r, int x) {
  int new_ans = 0;
#pragma GCC ivdep
  for (int i = 1; i <= sz; i++)
    new_ans +=
        c[0][d[i].S] <= r - x + 1 && c[1][d[i].S] >= l + x - 1 && x <= d[i].F;
  int p = lower_bound(e + 1, e + m + 1, mp(x, 0)) - e;
  p = m - p + 1;
  for (int i = 1; i <= p; i++)
    new_ans += b[0][i] <= r - x + 1 && b[1][i] >= l + x - 1;
  return new_ans;
}
void mrg() {
  pair<int, int> tmp[sz + m + 5];
  merge(e + 1, e + m + 1, d + 1, d + sz + 1, tmp + 1);
  m += sz;
  sz = 0;
  for (int i = 1; i <= m; i++) e[i] = tmp[i];
}
void bld() {
  sort(d + 1, d + sz + 1);
  mrg();
  for (int i = 1; i <= m; i++)
    b[0][m - i + 1] = c[0][e[i].S], b[1][m - i + 1] = c[1][e[i].S],
                 pos[e[i].S] = m - i + 1;
}
int main() {
  speed;
  precision;
  // code
  cin >> n >> t;
  for (int i = 1; i <= n; i++) {
    int type, l, r, x;
    cin >> type;
    if (type == 1) {
      cin >> l >> r;
      l ^= t * lastans;
      r ^= t * lastans;
      if (l > r) swap(l, r);
      ++g;
      c[0][g] = l;
      c[1][g] = r;
      d[++sz] = mp(r - l + 1, g);
    }
    if (type == 2) {
      cin >> x;
      c[0][x] = 1e9;
      c[1][x] = -1e9;
      b[0][pos[x]] = 1e9;
      b[1][pos[x]] = -1e9;
    }
    if (type == 3) {
      cin >> l >> r >> x;
      l ^= t * lastans;
      r ^= t * lastans;
      if (l > r) swap(l, r);
      cout << (lastans = kek(l, r, x)) << "\n";
    }
    if (bl <= sz) bld();
  }
  // endl
#ifndef ONLINE_JUDGE
  cerr << "\nTime elapsed: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n";
#endif
  return 0;
}

Compilation message

segments.cpp: In function 'void ioi(std::string)':
segments.cpp:26:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |   freopen((name + ".in").c_str(), "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
segments.cpp:27:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   27 |   freopen((name + ".out").c_str(), "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 3 ms 468 KB Output is correct
4 Correct 3 ms 468 KB Output is correct
5 Correct 5 ms 596 KB Output is correct
6 Correct 4 ms 596 KB Output is correct
7 Correct 7 ms 468 KB Output is correct
8 Correct 5 ms 452 KB Output is correct
9 Correct 4 ms 468 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 11 ms 564 KB Output is correct
12 Correct 11 ms 564 KB Output is correct
13 Correct 3 ms 596 KB Output is correct
14 Correct 5 ms 456 KB Output is correct
15 Correct 3 ms 468 KB Output is correct
16 Correct 3 ms 468 KB Output is correct
17 Correct 6 ms 468 KB Output is correct
18 Correct 3 ms 596 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 532 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 510 ms 2784 KB Output is correct
2 Correct 517 ms 3396 KB Output is correct
3 Correct 516 ms 3428 KB Output is correct
4 Correct 428 ms 3596 KB Output is correct
5 Correct 153 ms 4612 KB Output is correct
6 Correct 113 ms 4772 KB Output is correct
7 Correct 509 ms 3520 KB Output is correct
8 Correct 507 ms 3380 KB Output is correct
9 Correct 487 ms 3484 KB Output is correct
10 Correct 440 ms 2420 KB Output is correct
11 Correct 409 ms 2744 KB Output is correct
12 Correct 431 ms 4052 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 189 ms 1956 KB Output is correct
2 Correct 166 ms 1780 KB Output is correct
3 Correct 171 ms 1880 KB Output is correct
4 Correct 170 ms 1788 KB Output is correct
5 Correct 586 ms 3200 KB Output is correct
6 Correct 594 ms 3772 KB Output is correct
7 Correct 652 ms 3912 KB Output is correct
8 Correct 174 ms 4704 KB Output is correct
9 Correct 129 ms 4552 KB Output is correct
10 Correct 276 ms 4068 KB Output is correct
11 Correct 203 ms 2768 KB Output is correct
12 Correct 319 ms 4040 KB Output is correct
13 Correct 271 ms 3904 KB Output is correct
14 Correct 312 ms 3276 KB Output is correct
15 Correct 289 ms 3132 KB Output is correct
16 Correct 279 ms 3112 KB Output is correct
17 Correct 665 ms 3404 KB Output is correct
18 Correct 657 ms 3396 KB Output is correct
19 Correct 720 ms 3372 KB Output is correct
20 Correct 670 ms 3396 KB Output is correct
21 Correct 225 ms 2800 KB Output is correct
22 Correct 310 ms 3400 KB Output is correct
23 Correct 289 ms 3660 KB Output is correct
24 Correct 321 ms 3640 KB Output is correct
25 Correct 164 ms 2636 KB Output is correct
26 Correct 168 ms 2572 KB Output is correct
27 Correct 170 ms 2660 KB Output is correct
28 Correct 166 ms 2548 KB Output is correct
29 Correct 319 ms 3876 KB Output is correct
30 Correct 303 ms 3868 KB Output is correct
31 Correct 147 ms 4684 KB Output is correct
32 Correct 258 ms 4076 KB Output is correct
33 Correct 265 ms 3896 KB Output is correct
34 Correct 291 ms 3244 KB Output is correct
35 Correct 305 ms 3644 KB Output is correct
36 Correct 260 ms 4044 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 132 ms 1964 KB Output is correct
2 Correct 135 ms 1836 KB Output is correct
3 Correct 131 ms 1832 KB Output is correct
4 Correct 131 ms 1816 KB Output is correct
5 Correct 393 ms 3436 KB Output is correct
6 Correct 317 ms 2220 KB Output is correct
7 Correct 281 ms 4424 KB Output is correct
8 Correct 575 ms 2492 KB Output is correct
9 Correct 241 ms 3432 KB Output is correct
10 Correct 194 ms 4168 KB Output is correct
11 Correct 215 ms 2888 KB Output is correct
12 Correct 92 ms 4732 KB Output is correct
13 Correct 253 ms 3960 KB Output is correct
14 Correct 276 ms 3308 KB Output is correct
15 Correct 130 ms 4576 KB Output is correct
16 Correct 238 ms 4132 KB Output is correct
17 Correct 544 ms 3572 KB Output is correct
18 Correct 520 ms 3436 KB Output is correct
19 Correct 506 ms 3396 KB Output is correct
20 Correct 503 ms 3280 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 3 ms 468 KB Output is correct
4 Correct 3 ms 468 KB Output is correct
5 Correct 5 ms 596 KB Output is correct
6 Correct 4 ms 596 KB Output is correct
7 Correct 7 ms 468 KB Output is correct
8 Correct 5 ms 452 KB Output is correct
9 Correct 4 ms 468 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 11 ms 564 KB Output is correct
12 Correct 11 ms 564 KB Output is correct
13 Correct 3 ms 596 KB Output is correct
14 Correct 5 ms 456 KB Output is correct
15 Correct 3 ms 468 KB Output is correct
16 Correct 3 ms 468 KB Output is correct
17 Correct 6 ms 468 KB Output is correct
18 Correct 3 ms 596 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 532 KB Output is correct
21 Correct 510 ms 2784 KB Output is correct
22 Correct 517 ms 3396 KB Output is correct
23 Correct 516 ms 3428 KB Output is correct
24 Correct 428 ms 3596 KB Output is correct
25 Correct 153 ms 4612 KB Output is correct
26 Correct 113 ms 4772 KB Output is correct
27 Correct 509 ms 3520 KB Output is correct
28 Correct 507 ms 3380 KB Output is correct
29 Correct 487 ms 3484 KB Output is correct
30 Correct 440 ms 2420 KB Output is correct
31 Correct 409 ms 2744 KB Output is correct
32 Correct 431 ms 4052 KB Output is correct
33 Correct 132 ms 1964 KB Output is correct
34 Correct 135 ms 1836 KB Output is correct
35 Correct 131 ms 1832 KB Output is correct
36 Correct 131 ms 1816 KB Output is correct
37 Correct 393 ms 3436 KB Output is correct
38 Correct 317 ms 2220 KB Output is correct
39 Correct 281 ms 4424 KB Output is correct
40 Correct 575 ms 2492 KB Output is correct
41 Correct 241 ms 3432 KB Output is correct
42 Correct 194 ms 4168 KB Output is correct
43 Correct 215 ms 2888 KB Output is correct
44 Correct 92 ms 4732 KB Output is correct
45 Correct 253 ms 3960 KB Output is correct
46 Correct 276 ms 3308 KB Output is correct
47 Correct 130 ms 4576 KB Output is correct
48 Correct 238 ms 4132 KB Output is correct
49 Correct 544 ms 3572 KB Output is correct
50 Correct 520 ms 3436 KB Output is correct
51 Correct 506 ms 3396 KB Output is correct
52 Correct 503 ms 3280 KB Output is correct
53 Correct 134 ms 2612 KB Output is correct
54 Correct 138 ms 2528 KB Output is correct
55 Correct 140 ms 2536 KB Output is correct
56 Correct 132 ms 2572 KB Output is correct
57 Correct 491 ms 2832 KB Output is correct
58 Correct 184 ms 2032 KB Output is correct
59 Correct 421 ms 3768 KB Output is correct
60 Correct 228 ms 1996 KB Output is correct
61 Correct 224 ms 4152 KB Output is correct
62 Correct 160 ms 4552 KB Output is correct
63 Correct 102 ms 4704 KB Output is correct
64 Correct 131 ms 4548 KB Output is correct
65 Correct 264 ms 3096 KB Output is correct
66 Correct 290 ms 2920 KB Output is correct
67 Correct 247 ms 4092 KB Output is correct
68 Correct 280 ms 3724 KB Output is correct
69 Correct 511 ms 3396 KB Output is correct
70 Correct 522 ms 3384 KB Output is correct
71 Correct 513 ms 3276 KB Output is correct
72 Correct 525 ms 3476 KB Output is correct
73 Correct 235 ms 3172 KB Output is correct
74 Correct 251 ms 3660 KB Output is correct
75 Correct 72 ms 4592 KB Output is correct
76 Correct 104 ms 4564 KB Output is correct
77 Correct 135 ms 2456 KB Output is correct
78 Correct 144 ms 2380 KB Output is correct
79 Correct 133 ms 2516 KB Output is correct
80 Correct 149 ms 2508 KB Output is correct
81 Correct 255 ms 3572 KB Output is correct
82 Correct 234 ms 3048 KB Output is correct
83 Correct 213 ms 2752 KB Output is correct
84 Correct 247 ms 3360 KB Output is correct
85 Correct 248 ms 3764 KB Output is correct
86 Correct 251 ms 3784 KB Output is correct
87 Correct 292 ms 3152 KB Output is correct
88 Correct 268 ms 2700 KB Output is correct

Subtask #6
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 3 ms 468 KB Output is correct
4 Correct 3 ms 468 KB Output is correct
5 Correct 5 ms 596 KB Output is correct
6 Correct 4 ms 596 KB Output is correct
7 Correct 7 ms 468 KB Output is correct
8 Correct 5 ms 452 KB Output is correct
9 Correct 4 ms 468 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 11 ms 564 KB Output is correct
12 Correct 11 ms 564 KB Output is correct
13 Correct 3 ms 596 KB Output is correct
14 Correct 5 ms 456 KB Output is correct
15 Correct 3 ms 468 KB Output is correct
16 Correct 3 ms 468 KB Output is correct
17 Correct 6 ms 468 KB Output is correct
18 Correct 3 ms 596 KB Output is correct
19 Correct 7 ms 468 KB Output is correct
20 Correct 6 ms 532 KB Output is correct
21 Correct 510 ms 2784 KB Output is correct
22 Correct 517 ms 3396 KB Output is correct
23 Correct 516 ms 3428 KB Output is correct
24 Correct 428 ms 3596 KB Output is correct
25 Correct 153 ms 4612 KB Output is correct
26 Correct 113 ms 4772 KB Output is correct
27 Correct 509 ms 3520 KB Output is correct
28 Correct 507 ms 3380 KB Output is correct
29 Correct 487 ms 3484 KB Output is correct
30 Correct 440 ms 2420 KB Output is correct
31 Correct 409 ms 2744 KB Output is correct
32 Correct 431 ms 4052 KB Output is correct
33 Correct 189 ms 1956 KB Output is correct
34 Correct 166 ms 1780 KB Output is correct
35 Correct 171 ms 1880 KB Output is correct
36 Correct 170 ms 1788 KB Output is correct
37 Correct 586 ms 3200 KB Output is correct
38 Correct 594 ms 3772 KB Output is correct
39 Correct 652 ms 3912 KB Output is correct
40 Correct 174 ms 4704 KB Output is correct
41 Correct 129 ms 4552 KB Output is correct
42 Correct 276 ms 4068 KB Output is correct
43 Correct 203 ms 2768 KB Output is correct
44 Correct 319 ms 4040 KB Output is correct
45 Correct 271 ms 3904 KB Output is correct
46 Correct 312 ms 3276 KB Output is correct
47 Correct 289 ms 3132 KB Output is correct
48 Correct 279 ms 3112 KB Output is correct
49 Correct 665 ms 3404 KB Output is correct
50 Correct 657 ms 3396 KB Output is correct
51 Correct 720 ms 3372 KB Output is correct
52 Correct 670 ms 3396 KB Output is correct
53 Correct 225 ms 2800 KB Output is correct
54 Correct 310 ms 3400 KB Output is correct
55 Correct 289 ms 3660 KB Output is correct
56 Correct 321 ms 3640 KB Output is correct
57 Correct 164 ms 2636 KB Output is correct
58 Correct 168 ms 2572 KB Output is correct
59 Correct 170 ms 2660 KB Output is correct
60 Correct 166 ms 2548 KB Output is correct
61 Correct 319 ms 3876 KB Output is correct
62 Correct 303 ms 3868 KB Output is correct
63 Correct 147 ms 4684 KB Output is correct
64 Correct 258 ms 4076 KB Output is correct
65 Correct 265 ms 3896 KB Output is correct
66 Correct 291 ms 3244 KB Output is correct
67 Correct 305 ms 3644 KB Output is correct
68 Correct 260 ms 4044 KB Output is correct
69 Correct 132 ms 1964 KB Output is correct
70 Correct 135 ms 1836 KB Output is correct
71 Correct 131 ms 1832 KB Output is correct
72 Correct 131 ms 1816 KB Output is correct
73 Correct 393 ms 3436 KB Output is correct
74 Correct 317 ms 2220 KB Output is correct
75 Correct 281 ms 4424 KB Output is correct
76 Correct 575 ms 2492 KB Output is correct
77 Correct 241 ms 3432 KB Output is correct
78 Correct 194 ms 4168 KB Output is correct
79 Correct 215 ms 2888 KB Output is correct
80 Correct 92 ms 4732 KB Output is correct
81 Correct 253 ms 3960 KB Output is correct
82 Correct 276 ms 3308 KB Output is correct
83 Correct 130 ms 4576 KB Output is correct
84 Correct 238 ms 4132 KB Output is correct
85 Correct 544 ms 3572 KB Output is correct
86 Correct 520 ms 3436 KB Output is correct
87 Correct 506 ms 3396 KB Output is correct
88 Correct 503 ms 3280 KB Output is correct
89 Correct 134 ms 2612 KB Output is correct
90 Correct 138 ms 2528 KB Output is correct
91 Correct 140 ms 2536 KB Output is correct
92 Correct 132 ms 2572 KB Output is correct
93 Correct 491 ms 2832 KB Output is correct
94 Correct 184 ms 2032 KB Output is correct
95 Correct 421 ms 3768 KB Output is correct
96 Correct 228 ms 1996 KB Output is correct
97 Correct 224 ms 4152 KB Output is correct
98 Correct 160 ms 4552 KB Output is correct
99 Correct 102 ms 4704 KB Output is correct
100 Correct 131 ms 4548 KB Output is correct
101 Correct 264 ms 3096 KB Output is correct
102 Correct 290 ms 2920 KB Output is correct
103 Correct 247 ms 4092 KB Output is correct
104 Correct 280 ms 3724 KB Output is correct
105 Correct 511 ms 3396 KB Output is correct
106 Correct 522 ms 3384 KB Output is correct
107 Correct 513 ms 3276 KB Output is correct
108 Correct 525 ms 3476 KB Output is correct
109 Correct 235 ms 3172 KB Output is correct
110 Correct 251 ms 3660 KB Output is correct
111 Correct 72 ms 4592 KB Output is correct
112 Correct 104 ms 4564 KB Output is correct
113 Correct 135 ms 2456 KB Output is correct
114 Correct 144 ms 2380 KB Output is correct
115 Correct 133 ms 2516 KB Output is correct
116 Correct 149 ms 2508 KB Output is correct
117 Correct 255 ms 3572 KB Output is correct
118 Correct 234 ms 3048 KB Output is correct
119 Correct 213 ms 2752 KB Output is correct
120 Correct 247 ms 3360 KB Output is correct
121 Correct 248 ms 3764 KB Output is correct
122 Correct 251 ms 3784 KB Output is correct
123 Correct 292 ms 3152 KB Output is correct
124 Correct 268 ms 2700 KB Output is correct
125 Correct 441 ms 4400 KB Output is correct
126 Correct 471 ms 4440 KB Output is correct
127 Correct 479 ms 4428 KB Output is correct
128 Correct 465 ms 4364 KB Output is correct
129 Correct 455 ms 4304 KB Output is correct
130 Correct 464 ms 4472 KB Output is correct
131 Correct 689 ms 3496 KB Output is correct
132 Correct 1804 ms 5924 KB Output is correct
133 Correct 1745 ms 7020 KB Output is correct
134 Correct 1052 ms 3900 KB Output is correct
135 Correct 1649 ms 7244 KB Output is correct
136 Correct 782 ms 2984 KB Output is correct
137 Correct 427 ms 8476 KB Output is correct
138 Correct 762 ms 6772 KB Output is correct
139 Correct 659 ms 7624 KB Output is correct
140 Correct 530 ms 8148 KB Output is correct
141 Correct 755 ms 7220 KB Output is correct
142 Correct 616 ms 4704 KB Output is correct
143 Correct 888 ms 5308 KB Output is correct
144 Correct 639 ms 4584 KB Output is correct
145 Correct 661 ms 8084 KB Output is correct
146 Correct 971 ms 5928 KB Output is correct
147 Correct 889 ms 5548 KB Output is correct
148 Correct 870 ms 5440 KB Output is correct
149 Correct 1615 ms 6060 KB Output is correct
150 Correct 1679 ms 5932 KB Output is correct
151 Correct 1637 ms 5992 KB Output is correct
152 Correct 1767 ms 6020 KB Output is correct
153 Correct 1704 ms 6020 KB Output is correct
154 Correct 1717 ms 6004 KB Output is correct
155 Correct 644 ms 4972 KB Output is correct
156 Correct 820 ms 5380 KB Output is correct
157 Correct 495 ms 8224 KB Output is correct
158 Correct 451 ms 8328 KB Output is correct
159 Correct 744 ms 6992 KB Output is correct
160 Correct 832 ms 6096 KB Output is correct
161 Correct 445 ms 4320 KB Output is correct
162 Correct 442 ms 4448 KB Output is correct
163 Correct 437 ms 4380 KB Output is correct
164 Correct 450 ms 4412 KB Output is correct
165 Correct 436 ms 4428 KB Output is correct
166 Correct 492 ms 4424 KB Output is correct
167 Correct 338 ms 8452 KB Output is correct
168 Correct 364 ms 8508 KB Output is correct
169 Correct 501 ms 8076 KB Output is correct
170 Correct 561 ms 8004 KB Output is correct
171 Correct 724 ms 7236 KB Output is correct
172 Correct 798 ms 5848 KB Output is correct
173 Correct 547 ms 8268 KB Output is correct
174 Correct 1008 ms 5980 KB Output is correct
175 Correct 895 ms 7392 KB Output is correct
176 Correct 882 ms 5268 KB Output is correct
177 Correct 999 ms 6956 KB Output is correct
178 Correct 1050 ms 6788 KB Output is correct