oj.uz

Submission #1120217

# Submission time Handle Problem Language Result Execution time Memory
1120217 2024-11-28T06:34:49 Z vjudge1 Palindrome-Free Numbers (BOI13_numbers) C++17
31.6667 / 100
 1000 ms 512 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define ld double


const int INF = 1e18;
const int mod = 12345;
const int sz = 1e5 + 5;

bool pal(string z)
{
    string s = z;
    reverse(s.begin() , s.end());
    return z == s;
}

bool f(int x)
{
    string s;
    s = to_string(x);
    for(int i = 0;i < s.size() - 1;i++)
    {
        string c = "";
        c += s[i];
        for(int j = i + 1;j < s.size();j++)
        {
            c += s[j];
            if(c[0] == c[c.size() - 1] && c[1] == c[c.size() - 2]){
                    if(pal(c)) return false;
            }
        }
    }
    return true;
}

signed main()
{
   ios_base::sync_with_stdio(0);cin.tie(0);
   int a , b;
   cin >> a >> b;
   int ans = 0;
   for(int i = a;i <= b;i++)
   {
       if(f(i))
       {
           ans++;
       }
   }
   cout << ans  << endl;
}

Compilation message

numbers.cpp: In function 'bool f(long long int)':
numbers.cpp:23:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for(int i = 0;i < s.size() - 1;i++)
      |                   ~~^~~~~~~~~~~~~~
numbers.cpp:27:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |         for(int j = i + 1;j < s.size();j++)
      |                           ~~^~~~~~~~~~

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 78 ms 336 KB Output is correct
4 Correct 10 ms 452 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 504 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 11 ms 336 KB Output is correct
15 Correct 12 ms 336 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 4 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 92 ms 336 KB Output is correct
20 Correct 11 ms 512 KB Output is correct

Subtask #2
6.66666666667 / 75.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1084 ms 336 KB Time limit exceeded
2 Execution timed out 1029 ms 336 KB Time limit exceeded
3 Execution timed out 1042 ms 336 KB Time limit exceeded
4 Execution timed out 1063 ms 336 KB Time limit exceeded
5 Execution timed out 1058 ms 336 KB Time limit exceeded
6 Execution timed out 1036 ms 336 KB Time limit exceeded
7 Correct 450 ms 440 KB Output is correct
8 Correct 309 ms 440 KB Output is correct
9 Correct 630 ms 440 KB Output is correct
10 Correct 698 ms 440 KB Output is correct
11 Execution timed out 1061 ms 336 KB Time limit exceeded
12 Execution timed out 1052 ms 336 KB Time limit exceeded
13 Execution timed out 1066 ms 336 KB Time limit exceeded
14 Execution timed out 1064 ms 336 KB Time limit exceeded
15 Execution timed out 1056 ms 336 KB Time limit exceeded
16 Execution timed out 1057 ms 336 KB Time limit exceeded
17 Execution timed out 1048 ms 336 KB Time limit exceeded
18 Execution timed out 1059 ms 336 KB Time limit exceeded
19 Execution timed out 1051 ms 336 KB Time limit exceeded
20 Execution timed out 1022 ms 508 KB Time limit exceeded
21 Execution timed out 1071 ms 336 KB Time limit exceeded
22 Execution timed out 1057 ms 336 KB Time limit exceeded
23 Execution timed out 1067 ms 336 KB Time limit exceeded
24 Execution timed out 1067 ms 336 KB Time limit exceeded
25 Execution timed out 1049 ms 336 KB Time limit exceeded
26 Execution timed out 1053 ms 336 KB Time limit exceeded
27 Execution timed out 1049 ms 336 KB Time limit exceeded
28 Execution timed out 1044 ms 336 KB Time limit exceeded
29 Execution timed out 1059 ms 336 KB Time limit exceeded
30 Execution timed out 1052 ms 336 KB Time limit exceeded
31 Execution timed out 1050 ms 336 KB Time limit exceeded
32 Execution timed out 1058 ms 336 KB Time limit exceeded
33 Execution timed out 1054 ms 336 KB Time limit exceeded
34 Execution timed out 1026 ms 336 KB Time limit exceeded
35 Execution timed out 1058 ms 336 KB Time limit exceeded
36 Execution timed out 1044 ms 336 KB Time limit exceeded
37 Execution timed out 1045 ms 336 KB Time limit exceeded
38 Execution timed out 1078 ms 336 KB Time limit exceeded
39 Execution timed out 1052 ms 336 KB Time limit exceeded
40 Execution timed out 1029 ms 336 KB Time limit exceeded
41 Execution timed out 1063 ms 336 KB Time limit exceeded
42 Execution timed out 1061 ms 336 KB Time limit exceeded
43 Execution timed out 1066 ms 336 KB Time limit exceeded
44 Execution timed out 1002 ms 504 KB Time limit exceeded
45 Execution timed out 1046 ms 336 KB Time limit exceeded