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QOJ

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
#510440	#9158. 分数	nhuang685^#	5	1415ms	189644kb	C++20	1.1kb	2024-08-09 04:33:43	2024-08-09 04:33:44

Judging History

你现在查看的是最新测评结果

[2024-08-09 04:33:44]
评测

测评结果：5
用时：1415ms
内存：189644kb

查看

[2024-08-09 04:33:43]
提交

answer

#include <bits/stdc++.h>

constexpr int64_t MAXN = 3e7;

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

  int n, m;
  std::cin >> n >> m;

  // std::vector vis(std::max(n, m) + 1, std::vector<bool>(std::max(n, m) + 1));
  std::unordered_set<int64_t> vis;
  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 dfs = [&](auto &self, int a, int b) -> void {
    if (1 <= a && a <= n && 1 <= b && b <= m) {
      ans += 2;
    }
    for (auto [na, nb] : next(a, b)) {
      int64_t val = MAXN * na + nb;
      if (1 <= na && na <= std::max(n, m) && 1 <= nb && nb <= std::max(n, m) && !vis.contains(val)) {
        vis.insert(val);
        self(self, na, nb);
      }
    }
  };
  vis.insert(MAXN + 2);
  dfs(dfs, 1, 2);
  std::cout << ans << '\n';
}

源文件, 语言: C++20

詳細信息

Pretests

Pretest #1:

score: 5

Accepted

time: 0ms

memory: 3532kb

input:

99 99

output:

result:

ok 1 number(s): "406"

Pretest #2:

score: 0

Wrong Answer

time: 0ms

memory: 3784kb

input:

98 97

output:

result:

wrong answer 1st numbers differ - expected: '405', found: '404'

Pretest #3:

score: 0

Wrong Answer

time: 0ms

memory: 3816kb

input:

99 96

output:

result:

wrong answer 1st numbers differ - expected: '396', found: '404'

Pretest #4:

score: 0

Wrong Answer

time: 1ms

memory: 3908kb

input:

995 977

output:

result:

wrong answer 1st numbers differ - expected: '11153', found: '11124'

Pretest #5:

score: 5

Accepted

time: 1ms

memory: 3832kb

input:

991 990

output:

result:

ok 1 number(s): "11220"

Pretest #6:

score: 0

Wrong Answer

time: 1ms

memory: 3900kb

input:

976 968

output:

result:

wrong answer 1st numbers differ - expected: '10900', found: '10894'

Pretest #7:

score: 0

Wrong Answer

time: 14ms

memory: 8324kb

input:

7602 7864

output:

result:

wrong answer 1st numbers differ - expected: '215706', found: '215834'

Pretest #8:

score: 0

Wrong Answer

time: 9ms

memory: 8568kb

input:

7959 7735

output:

result:

wrong answer 1st numbers differ - expected: '220256', found: '220200'

Pretest #9:

score: 0

Wrong Answer

time: 9ms

memory: 8248kb

input:

7878 7863

output:

result:

wrong answer 1st numbers differ - expected: '221162', found: '221184'

Pretest #10:

score: 0

Wrong Answer

time: 10ms

memory: 8236kb

input:

7788 7658

output:

result:

wrong answer 1st numbers differ - expected: '215323', found: '215292'

Pretest #11:

score: 0

Wrong Answer

time: 1378ms

memory: 189644kb

input:

95399 99767

output:

result:

wrong answer 1st numbers differ - expected: '8285295', found: '8286036'

Pretest #12:

score: 0

Wrong Answer

time: 1415ms

memory: 189384kb

input:

98051 99642

output:

result:

wrong answer 1st numbers differ - expected: '8439713', found: '8440068'

Pretest #13:

score: 0

Wrong Answer

time: 1283ms

memory: 182288kb

input:

95624 96007

output:

result:

wrong answer 1st numbers differ - expected: '8068127', found: '8067904'

Pretest #14:

score: 0

Wrong Answer

time: 1366ms

memory: 188588kb

input:

99208 98047

output:

result:

wrong answer 1st numbers differ - expected: '8412610', found: '8411838'

Pretest #15:

score: 0

Time Limit Exceeded

input:

997417 967722

output:

result:

Pretest #16:

score: 0

Time Limit Exceeded

input:

987807 956529

output:

result:

Pretest #17:

score: 0

Time Limit Exceeded

input:

971654 984345

output:

result:

Pretest #18:

score: 0

Time Limit Exceeded

input:

7892259 7983727

output:

result:

Pretest #19:

score: 0

Memory Limit Exceeded

input:

7937869 29796968

output:

result:

Pretest #20:

score: 0

Memory Limit Exceeded

input:

29717543 29510173

output:

result:

Final Tests

Test #1:

score: 0

Wrong Answer

time: 0ms

memory: 3812kb

input:

96 98

output:

result:

wrong answer 1st numbers differ - expected: '396', found: '388'

Test #2:

score: 0

Wrong Answer

time: 0ms

memory: 3528kb

input:

100 99

output:

result:

wrong answer 1st numbers differ - expected: '408', found: '406'

Test #3:

score: 5

Accepted

time: 0ms

memory: 3552kb

input:

99 99

output:

result:

ok 1 number(s): "406"

Test #4:

score: 0

Wrong Answer

time: 1ms

memory: 3868kb

input:

963 951

output:

result:

wrong answer 1st numbers differ - expected: '10634', found: '10660'

Test #5:

score: 0

Wrong Answer

time: 0ms

memory: 4064kb

input:

958 974

output:

result:

wrong answer 1st numbers differ - expected: '10795', found: '10780'

Test #6:

score: 0

Wrong Answer

time: 1ms

memory: 3824kb

input:

966 990

output:

result:

wrong answer 1st numbers differ - expected: '11003', found: '11026'

Test #7:

score: 0

Wrong Answer

time: 7ms

memory: 8644kb

input:

7958 7947

output:

result:

wrong answer 1st numbers differ - expected: '224482', found: '224448'

Test #8:

score: 0

Wrong Answer

time: 9ms

memory: 8252kb

input:

7623 7730

output:

result:

wrong answer 1st numbers differ - expected: '213444', found: '213406'

Test #9:

score: 0

Wrong Answer

time: 10ms

memory: 8396kb

input:

7845 7783

output:

result:

wrong answer 1st numbers differ - expected: '218916', found: '218842'

Test #10:

score: 0

Wrong Answer

time: 10ms

memory: 8252kb

input:

7881 7773

output:

result:

wrong answer 1st numbers differ - expected: '219451', found: '219362'

Test #11:

score: 0

Wrong Answer

time: 1401ms

memory: 188856kb

input:

99414 98698

output:

result:

wrong answer 1st numbers differ - expected: '8465217', found: '8464850'

Test #12:

score: 0

Wrong Answer

time: 1405ms

memory: 186444kb

input:

98249 96148

output:

result:

wrong answer 1st numbers differ - expected: '8237486', found: '8236732'

Test #13:

score: 0

Wrong Answer

time: 1339ms

memory: 188112kb

input:

99003 96832

output:

result:

wrong answer 1st numbers differ - expected: '8324931', found: '8323406'

Test #14:

score: 0

Wrong Answer

time: 1365ms

memory: 186780kb

input:

98266 96030

output:

result:

wrong answer 1st numbers differ - expected: '8231065', found: '8230174'

Test #15:

score: 0

Time Limit Exceeded

input:

968207 958885

output:

result:

Test #16:

score: 0

Time Limit Exceeded

input:

959846 998397

output:

result:

Test #17:

score: 0

Time Limit Exceeded

input:

965821 972280

output:

result:

Test #18:

score: 0

Time Limit Exceeded

input:

7855098 7962479

output:

result:

Test #19:

score: 0

Memory Limit Exceeded

input:

7841076 29648718

output:

result:

Test #20:

score: 0

Memory Limit Exceeded

input:

29365129 29012208