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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#34788#4251. Gamelunchbox#2 1ms5392kbC++171.2kb2022-06-12 07:36:122024-05-26 00:56:41

Judging History

你现在查看的是最新测评结果

  • [2024-05-26 00:56:41]
  • 评测
  • 测评结果:2
  • 用时:1ms
  • 内存:5392kb
  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2022-06-12 07:36:12]
  • 提交

answer

#include "game.h"
#include <bits/stdc++.h>
using namespace std;

const int N = 30000, INF = 1e9;

int n, k, ll[N], rr[N];
vector<int> g[N], rg[N];

void init(int n_, int k_) {
  n = n_, k = k_;
  for (int i = 0; i < n; i++)
    ll[i] = i < k ? i : INF, rr[i] = i < k ? i : -INF; 
}

int dfs(int i, int j, int t) {
  if (rand() % 4 == 0)
    return 0;
  if (t == 0) {
    if (ll[i] <= ll[j])
      return 0;
    ll[i] = ll[j];
    if (ll[i] <= rr[i])
      return 1;
    for (int v : rg[i])
      if (dfs(v, j, t))
        return 1;
    return 0;
  } else {
    if (rr[i] >= rr[j])
      return 0;
    rr[i] = rr[j];
    if (rr[i] >= ll[i])
      return 1;
    for (int v : g[i])
      if (dfs(v, j, t))
        return 1;
    return 0;
  }
}

int add_teleporter(int u, int v) {
  if (u < k && v < k)
    return u >= v;
  g[u].push_back(v), rg[v].push_back(u);
  return dfs(u, v, 0) | dfs(v, u, 1);
}

/*

int main() {
  init(6, 3);
  printf("%d\n", add_teleporter(3, 4));
  printf("%d\n", add_teleporter(5, 0));
  printf("%d\n", add_teleporter(4, 5));
  printf("%d\n", add_teleporter(5, 3));
  printf("%d\n", add_teleporter(1, 4));
}

*/

详细

Subtask #1:

score: 2
Accepted

Test #1:

score: 2
Accepted
time: 1ms
memory: 5256kb

input:

1 1
1
893123 893123
-1

output:

0

result:

ok interaction finished.

Test #2:

score: 2
Accepted
time: 1ms
memory: 5200kb

input:

9 9
29
893122 893124
893121 893127
893120 893124
893123 893121
893122 893131
893125 893131
893121 893126
893123 893126
893126 893131
893123 893131
893123 893125
893123 893124
893127 893125
893120 893126
893123 893120
893121 893131
893123 893127
893122 893126
893122 893127
893127 893131
893122 893125...

output:

28

result:

ok interaction finished.

Test #3:

score: 2
Accepted
time: 0ms
memory: 5280kb

input:

100 100
80
893180 893071
893134 893063
893150 893091
893127 893178
893142 893177
893153 893156
893127 893137
893174 893065
893127 893070
893126 893061
893171 893089
893173 893072
893153 893058
893156 893074
893151 893068
893136 893060
893120 893083
893073 893091
893148 893163
893073 893088
893156 89...

output:

80
80
80
59

result:

ok interaction finished.

Test #4:

score: 2
Accepted
time: 0ms
memory: 5392kb

input:

45 45
80
893143 893167
893122 893132
893123 893140
893120 893139
893158 893167
893154 893163
893133 893137
893133 893142
893135 893137
893121 893135
893137 893149
893141 893152
893122 893167
893128 893145
893140 893167
893122 893127
893134 893142
893122 893129
893141 893156
893146 893149
893123 8931...

output:

80
49

result:

ok interaction finished.

Test #5:

score: 2
Accepted
time: 1ms
memory: 5168kb

input:

100 100
80
893169 893058
893132 893065
893143 893068
893153 893167
893152 893182
893138 893162
893129 893163
893146 893164
893134 893180
893142 893167
893144 893059
893132 893064
893135 893091
893164 893068
893123 893179
893126 893060
893136 893140
893179 893081
893139 893181
893120 893057
893172 89...

output:

80
80
80
42

result:

ok interaction finished.

Test #6:

score: 2
Accepted
time: 1ms
memory: 5264kb

input:

100 100
80
893135 893081
893170 893076
893148 893075
893134 893159
893159 893073
893170 893088
893131 893138
893121 893166
893171 893168
893127 893137
893147 893145
893062 893076
893160 893059
893063 893088
893137 893073
893123 893182
893152 893170
893141 893172
893137 893087
893167 893085
893147 89...

output:

80
80
80
37

result:

ok interaction finished.

Test #7:

score: 2
Accepted
time: 1ms
memory: 5252kb

input:

100 100
80
893062 893075
893139 893156
893137 893083
893071 893075
893072 893080
893141 893060
893126 893179
893064 893081
893167 893077
893139 893165
893056 893085
893169 893182
893062 893087
893141 893078
893062 893078
893129 893176
893065 893077
893141 893181
893152 893158
893151 893078
893157 89...

output:

80
80
80
59

result:

ok interaction finished.

Subtask #2:

score: 0
Wrong Answer

Dependency #1:

100%
Accepted

Test #8:

score: 10
Accepted
time: 1ms
memory: 5348kb

input:

100 10
80
893135 893150
893174 893168
893159 893149
893162 893082
893158 893129
893072 893150
893088 893079
893155 893154
893086 893126
893078 893153
893177 893138
893057 893066
893151 893089
893076 893162
893165 893164
893085 893170
893084 893128
893074 893083
893138 893148
893147 893167
893071 893...

output:

80
31

result:

ok interaction finished.

Test #9:

score: 0
Wrong Answer
time: 1ms
memory: 5328kb

input:

100 10
80
893087 893068
893090 893073
893077 893169
893159 893156
893170 893062
893081 893145
893076 893083
893128 893078
893132 893139
893181 893165
893155 893167
893167 893089
893065 893081
893068 893180
893150 893175
893066 893183
893060 893133
893086 893060
893072 893142
893084 893132
893151 893...

output:

80
11

result:

wrong answer Wrong Answer [1]

Subtask #3:

score: 0
Skipped

Dependency #2:

0%

Subtask #4:

score: 0
Skipped

Dependency #3:

0%

Subtask #5:

score: 0
Skipped

Dependency #1:

100%
Accepted

Dependency #2:

0%