oj.uz

Submission #1088702

# Submission time Handle Problem Language Result Execution time Memory
1088702 2024-09-14T20:15:37 Z juansigler Infinite Race (EGOI24_infiniterace2) C++14
100 / 100
 62 ms 11092 KB 
#include <limits.h>
#include <math.h>
#include <stdio.h>

#include <algorithm>
#include <complex>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
using namespace std;
typedef long long int lld;
typedef long double llf;
typedef pair<int, int> pii;

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

  int n, m;
  cin >> n;
  cin >> m;

  set<int> antes;

  int ans = 0;
  for (int i = 0; i < m; ++i) {
    int x;
    cin >> x;
    int p = abs(x), sign = (x < 0 ? -1 : 1);
    if (antes.count(p) == 0) {
      if (sign > 0) {
        // Alcanzo a alguien que está despues de mi
        antes.insert(p);
      } else {
        // Alguien que está después de mí me alcanza
        // No-op
      }
    } else {
      if (sign > 0) {
        // Alcanzo alguien que estaba atras de mi
        // Debo dar la vuelta para eso, además todos los que
        // Estaban antes, se pasan a estar después
        ans++;
        antes.clear();
        antes.insert(p);
      } else {
        // Alguien que está detrás de mí me alcanza
        antes.erase(p);
      }
    }
  }
  cout << ans << endl;

  return 0;
}

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 10 ms 820 KB Output is correct
5 Correct 11 ms 856 KB Output is correct
6 Correct 10 ms 944 KB Output is correct
7 Correct 11 ms 728 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 10 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 9 ms 948 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 14 ms 948 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 10 ms 856 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 10 ms 604 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #2
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 10 ms 848 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 60 ms 10920 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 12 ms 600 KB Output is correct
8 Correct 15 ms 856 KB Output is correct
9 Correct 14 ms 696 KB Output is correct
10 Correct 16 ms 856 KB Output is correct
11 Correct 20 ms 1140 KB Output is correct
12 Correct 25 ms 1220 KB Output is correct
13 Correct 31 ms 1592 KB Output is correct
14 Correct 34 ms 1760 KB Output is correct
15 Correct 40 ms 1620 KB Output is correct
16 Correct 33 ms 1616 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 18 ms 1588 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 16 ms 1720 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 356 KB Output is correct
24 Correct 1 ms 348 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 456 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 464 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 424 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 10 ms 820 KB Output is correct
5 Correct 11 ms 856 KB Output is correct
6 Correct 10 ms 944 KB Output is correct
7 Correct 11 ms 728 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 10 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 9 ms 948 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 14 ms 948 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 10 ms 856 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 10 ms 604 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 10 ms 848 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 60 ms 10920 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 12 ms 600 KB Output is correct
28 Correct 15 ms 856 KB Output is correct
29 Correct 14 ms 696 KB Output is correct
30 Correct 16 ms 856 KB Output is correct
31 Correct 20 ms 1140 KB Output is correct
32 Correct 25 ms 1220 KB Output is correct
33 Correct 31 ms 1592 KB Output is correct
34 Correct 34 ms 1760 KB Output is correct
35 Correct 40 ms 1620 KB Output is correct
36 Correct 33 ms 1616 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 18 ms 1588 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 16 ms 1720 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 0 ms 356 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 456 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 464 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 424 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 0 ms 348 KB Output is correct
62 Correct 1 ms 348 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 0 ms 348 KB Output is correct
69 Correct 1 ms 344 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 11 ms 948 KB Output is correct
73 Correct 12 ms 856 KB Output is correct
74 Correct 11 ms 860 KB Output is correct
75 Correct 11 ms 824 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 10 ms 692 KB Output is correct
79 Correct 0 ms 348 KB Output is correct
80 Correct 10 ms 860 KB Output is correct
81 Correct 0 ms 348 KB Output is correct
82 Correct 11 ms 860 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 11 ms 828 KB Output is correct
85 Correct 1 ms 348 KB Output is correct
86 Correct 10 ms 824 KB Output is correct
87 Correct 0 ms 348 KB Output is correct
88 Correct 62 ms 11092 KB Output is correct
89 Correct 1 ms 348 KB Output is correct
90 Correct 11 ms 604 KB Output is correct
91 Correct 12 ms 848 KB Output is correct
92 Correct 18 ms 824 KB Output is correct
93 Correct 17 ms 856 KB Output is correct
94 Correct 20 ms 1108 KB Output is correct
95 Correct 25 ms 1396 KB Output is correct
96 Correct 28 ms 1508 KB Output is correct
97 Correct 40 ms 1764 KB Output is correct
98 Correct 32 ms 1624 KB Output is correct
99 Correct 33 ms 1520 KB Output is correct
100 Correct 0 ms 344 KB Output is correct
101 Correct 0 ms 348 KB Output is correct
102 Correct 17 ms 1632 KB Output is correct
103 Correct 1 ms 352 KB Output is correct
104 Correct 15 ms 1628 KB Output is correct
105 Correct 0 ms 352 KB Output is correct
106 Correct 0 ms 356 KB Output is correct
107 Correct 0 ms 352 KB Output is correct
108 Correct 0 ms 352 KB Output is correct
109 Correct 0 ms 352 KB Output is correct
110 Correct 0 ms 352 KB Output is correct
111 Correct 0 ms 356 KB Output is correct
112 Correct 45 ms 3668 KB Output is correct
113 Correct 58 ms 2648 KB Output is correct
114 Correct 42 ms 6488 KB Output is correct
115 Correct 31 ms 2404 KB Output is correct
116 Correct 15 ms 1628 KB Output is correct
117 Correct 0 ms 356 KB Output is correct
118 Correct 12 ms 868 KB Output is correct
119 Correct 12 ms 864 KB Output is correct
120 Correct 13 ms 860 KB Output is correct
121 Correct 17 ms 820 KB Output is correct
122 Correct 19 ms 1116 KB Output is correct
123 Correct 26 ms 1628 KB Output is correct
124 Correct 25 ms 1616 KB Output is correct
125 Correct 28 ms 1788 KB Output is correct
126 Correct 29 ms 1868 KB Output is correct
127 Correct 28 ms 1664 KB Output is correct
128 Correct 17 ms 1716 KB Output is correct
129 Correct 12 ms 1848 KB Output is correct
130 Correct 0 ms 344 KB Output is correct
131 Correct 0 ms 344 KB Output is correct
132 Correct 0 ms 348 KB Output is correct
133 Correct 0 ms 348 KB Output is correct
134 Correct 0 ms 348 KB Output is correct