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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
#510483#9158. 分数nhuang68585 783ms24092kbC++201.1kb2024-08-09 06:23:182024-08-09 06:23:19

Judging History

你现在查看的是最新测评结果

  • [2024-08-09 06:23:19]
  • 评测
  • 测评结果:85
  • 用时:783ms
  • 内存:24092kb
  • [2024-08-09 06:23:18]
  • 提交

answer

#include <bits/stdc++.h>

int main() {
  std::ios::sync_with_stdio(false);
  std::cin.tie(nullptr);

  int n, m;
  std::cin >> n >> m;
  if (n > m) {
    std::swap(n, m);
  }

  // std::vector vis(std::max(n, m) + 1, std::vector<bool>(std::max(n, m) + 1));
  int64_t ans = 0;
  auto next = [&](int a, int b) -> std::array<std::pair<int, int>, 2> {
    // std::vector<std::pair<int, int>> nxt{{b, a}, {a + 2 * b, b}};
    // if (a > 2 * b) {
    //   nxt.emplace_back(a - 2 * b, b);
    // }
    // return nxt;
    return {std::pair{a + 2 * b, b}, std::pair{a, b + 2 * a}};
  };
  auto good = [&](int a, int b) {
    if (a > n && b > n) {
      return false;
    }
    if (a > m || b > m) {
      return false;
    }
    return true;
  };
  auto dfs = [&](auto &self, int a, int b) -> void {
    if (1 <= a && a <= n && 1 <= b && b <= m) {
      ans += 1;
    }
    if (1 <= a && a <= m && 1 <= b && b <= n) {
      ans += 1;
    }
    for (auto [na, nb] : next(a, b)) {
       if (good(na, nb)) {
        self(self, na, nb);
      }
    }
  };
  dfs(dfs, 1, 2);
  std::cout << ans << '\n';
}

详细


Pretests

Pretest #1:

score: 5
Accepted
time: 0ms
memory: 3684kb

input:

99 99

output:

406

result:

ok 1 number(s): "406"

Pretest #2:

score: 5
Accepted
time: 0ms
memory: 3616kb

input:

98 97

output:

405

result:

ok 1 number(s): "405"

Pretest #3:

score: 5
Accepted
time: 0ms
memory: 3576kb

input:

99 96

output:

396

result:

ok 1 number(s): "396"

Pretest #4:

score: 5
Accepted
time: 0ms
memory: 3720kb

input:

995 977

output:

11153

result:

ok 1 number(s): "11153"

Pretest #5:

score: 5
Accepted
time: 0ms
memory: 3640kb

input:

991 990

output:

11220

result:

ok 1 number(s): "11220"

Pretest #6:

score: 5
Accepted
time: 0ms
memory: 3720kb

input:

976 968

output:

10900

result:

ok 1 number(s): "10900"

Pretest #7:

score: 5
Accepted
time: 1ms
memory: 3860kb

input:

7602 7864

output:

215706

result:

ok 1 number(s): "215706"

Pretest #8:

score: 5
Accepted
time: 0ms
memory: 3796kb

input:

7959 7735

output:

220256

result:

ok 1 number(s): "220256"

Pretest #9:

score: 5
Accepted
time: 1ms
memory: 3704kb

input:

7878 7863

output:

221162

result:

ok 1 number(s): "221162"

Pretest #10:

score: 5
Accepted
time: 0ms
memory: 3856kb

input:

7788 7658

output:

215323

result:

ok 1 number(s): "215323"

Pretest #11:

score: 5
Accepted
time: 30ms
memory: 5652kb

input:

95399 99767

output:

8285295

result:

ok 1 number(s): "8285295"

Pretest #12:

score: 5
Accepted
time: 29ms
memory: 5648kb

input:

98051 99642

output:

8439713

result:

ok 1 number(s): "8439713"

Pretest #13:

score: 5
Accepted
time: 26ms
memory: 5604kb

input:

95624 96007

output:

8068127

result:

ok 1 number(s): "8068127"

Pretest #14:

score: 5
Accepted
time: 28ms
memory: 5708kb

input:

99208 98047

output:

8412610

result:

ok 1 number(s): "8412610"

Pretest #15:

score: 5
Accepted
time: 772ms
memory: 24088kb

input:

997417 967722

output:

229917323

result:

ok 1 number(s): "229917323"

Pretest #16:

score: 5
Accepted
time: 762ms
memory: 23868kb

input:

987807 956529

output:

226426912

result:

ok 1 number(s): "226426912"

Pretest #17:

score: 5
Accepted
time: 743ms
memory: 23816kb

input:

971654 984345

output:

228363805

result:

ok 1 number(s): "228363805"

Pretest #18:

score: 0
Time Limit Exceeded

input:

7892259 7983727

output:


result:


Pretest #19:

score: 0
Time Limit Exceeded

input:

7937869 29796968

output:


result:


Pretest #20:

score: 0
Time Limit Exceeded

input:

29717543 29510173

output:


result:



Final Tests

Test #1:

score: 5
Accepted
time: 0ms
memory: 3624kb

input:

96 98

output:

396

result:

ok 1 number(s): "396"

Test #2:

score: 5
Accepted
time: 0ms
memory: 3608kb

input:

100 99

output:

408

result:

ok 1 number(s): "408"

Test #3:

score: 5
Accepted
time: 0ms
memory: 3700kb

input:

99 99

output:

406

result:

ok 1 number(s): "406"

Test #4:

score: 5
Accepted
time: 0ms
memory: 3620kb

input:

963 951

output:

10634

result:

ok 1 number(s): "10634"

Test #5:

score: 5
Accepted
time: 0ms
memory: 3648kb

input:

958 974

output:

10795

result:

ok 1 number(s): "10795"

Test #6:

score: 5
Accepted
time: 0ms
memory: 3628kb

input:

966 990

output:

11003

result:

ok 1 number(s): "11003"

Test #7:

score: 5
Accepted
time: 1ms
memory: 3836kb

input:

7958 7947

output:

224482

result:

ok 1 number(s): "224482"

Test #8:

score: 5
Accepted
time: 1ms
memory: 3856kb

input:

7623 7730

output:

213444

result:

ok 1 number(s): "213444"

Test #9:

score: 5
Accepted
time: 1ms
memory: 3860kb

input:

7845 7783

output:

218916

result:

ok 1 number(s): "218916"

Test #10:

score: 5
Accepted
time: 1ms
memory: 3704kb

input:

7881 7773

output:

219451

result:

ok 1 number(s): "219451"

Test #11:

score: 5
Accepted
time: 28ms
memory: 5668kb

input:

99414 98698

output:

8465217

result:

ok 1 number(s): "8465217"

Test #12:

score: 5
Accepted
time: 29ms
memory: 5636kb

input:

98249 96148

output:

8237486

result:

ok 1 number(s): "8237486"

Test #13:

score: 5
Accepted
time: 30ms
memory: 5580kb

input:

99003 96832

output:

8324931

result:

ok 1 number(s): "8324931"

Test #14:

score: 5
Accepted
time: 29ms
memory: 5556kb

input:

98266 96030

output:

8231065

result:

ok 1 number(s): "8231065"

Test #15:

score: 5
Accepted
time: 728ms
memory: 23476kb

input:

968207 958885

output:

223522215

result:

ok 1 number(s): "223522215"

Test #16:

score: 5
Accepted
time: 783ms
memory: 24092kb

input:

959846 998397

output:

228770873

result:

ok 1 number(s): "228770873"

Test #17:

score: 5
Accepted
time: 701ms
memory: 23636kb

input:

965821 972280

output:

225359210

result:

ok 1 number(s): "225359210"

Test #18:

score: 0
Time Limit Exceeded

input:

7855098 7962479

output:


result:


Test #19:

score: 0
Time Limit Exceeded

input:

7841076 29648718

output:


result:


Test #20:

score: 0
Time Limit Exceeded

input:

29365129 29012208

output:


result: