#include <bits/stdc++.h>
using namespace std;
char isPalindrome(const string &str) {
string s1 = str.substr(0, str.size() / 2 + str.size() % 2);
string s2 = str.substr(str.size() / 2);
reverse(s2.begin(), s2.end());
return s1 == s2;
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
uint64_t a, b, ans = 0;
cin >> a >> b;
for (uint64_t i = a; i <= b; i++) {
string str = to_string(i);
for (size_t i = 0; i < str.size(); i++) {
for (size_t j = 2; j <= str.size() - i; j++) {
string substr = str.substr(i, j);
if (isPalindrome(substr)) {
goto next;
}
}
}
ans++;
next:
continue;
}
cout << ans << '\n';
}
| # |
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 |
349 ms |
336 KB |
Output is correct |
| 4 |
Correct |
20 ms |
452 KB |
Output is correct |
| 5 |
Correct |
1 ms |
336 KB |
Output is correct |
| 6 |
Correct |
1 ms |
512 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 |
2 ms |
336 KB |
Output is correct |
| 13 |
Correct |
1 ms |
336 KB |
Output is correct |
| 14 |
Correct |
16 ms |
456 KB |
Output is correct |
| 15 |
Correct |
17 ms |
452 KB |
Output is correct |
| 16 |
Correct |
3 ms |
504 KB |
Output is correct |
| 17 |
Correct |
12 ms |
456 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
461 ms |
440 KB |
Output is correct |
| 20 |
Correct |
33 ms |
508 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
1061 ms |
336 KB |
Time limit exceeded |
| 2 |
Execution timed out |
1028 ms |
336 KB |
Time limit exceeded |
| 3 |
Execution timed out |
1075 ms |
336 KB |
Time limit exceeded |
| 4 |
Execution timed out |
1034 ms |
340 KB |
Time limit exceeded |
| 5 |
Execution timed out |
1044 ms |
336 KB |
Time limit exceeded |
| 6 |
Execution timed out |
1090 ms |
336 KB |
Time limit exceeded |
| 7 |
Execution timed out |
1044 ms |
336 KB |
Time limit exceeded |
| 8 |
Correct |
974 ms |
436 KB |
Output is correct |
| 9 |
Execution timed out |
1056 ms |
336 KB |
Time limit exceeded |
| 10 |
Execution timed out |
1057 ms |
336 KB |
Time limit exceeded |
| 11 |
Execution timed out |
1052 ms |
336 KB |
Time limit exceeded |
| 12 |
Execution timed out |
1066 ms |
336 KB |
Time limit exceeded |
| 13 |
Execution timed out |
1064 ms |
336 KB |
Time limit exceeded |
| 14 |
Execution timed out |
1073 ms |
336 KB |
Time limit exceeded |
| 15 |
Execution timed out |
1022 ms |
336 KB |
Time limit exceeded |
| 16 |
Execution timed out |
1052 ms |
336 KB |
Time limit exceeded |
| 17 |
Execution timed out |
1055 ms |
336 KB |
Time limit exceeded |
| 18 |
Execution timed out |
1038 ms |
336 KB |
Time limit exceeded |
| 19 |
Execution timed out |
1084 ms |
336 KB |
Time limit exceeded |
| 20 |
Execution timed out |
1085 ms |
336 KB |
Time limit exceeded |
| 21 |
Execution timed out |
1077 ms |
500 KB |
Time limit exceeded |
| 22 |
Execution timed out |
1078 ms |
336 KB |
Time limit exceeded |
| 23 |
Execution timed out |
1059 ms |
336 KB |
Time limit exceeded |
| 24 |
Execution timed out |
1048 ms |
336 KB |
Time limit exceeded |
| 25 |
Execution timed out |
1050 ms |
336 KB |
Time limit exceeded |
| 26 |
Execution timed out |
1039 ms |
336 KB |
Time limit exceeded |
| 27 |
Execution timed out |
1036 ms |
336 KB |
Time limit exceeded |
| 28 |
Execution timed out |
1052 ms |
336 KB |
Time limit exceeded |
| 29 |
Execution timed out |
1067 ms |
336 KB |
Time limit exceeded |
| 30 |
Execution timed out |
1041 ms |
336 KB |
Time limit exceeded |
| 31 |
Execution timed out |
1062 ms |
336 KB |
Time limit exceeded |
| 32 |
Execution timed out |
1081 ms |
336 KB |
Time limit exceeded |
| 33 |
Execution timed out |
1068 ms |
336 KB |
Time limit exceeded |
| 34 |
Execution timed out |
1068 ms |
336 KB |
Time limit exceeded |
| 35 |
Execution timed out |
1070 ms |
336 KB |
Time limit exceeded |
| 36 |
Execution timed out |
1056 ms |
504 KB |
Time limit exceeded |
| 37 |
Execution timed out |
1036 ms |
336 KB |
Time limit exceeded |
| 38 |
Execution timed out |
1060 ms |
336 KB |
Time limit exceeded |
| 39 |
Execution timed out |
1062 ms |
336 KB |
Time limit exceeded |
| 40 |
Execution timed out |
1087 ms |
336 KB |
Time limit exceeded |
| 41 |
Execution timed out |
1078 ms |
336 KB |
Time limit exceeded |
| 42 |
Execution timed out |
1060 ms |
336 KB |
Time limit exceeded |
| 43 |
Execution timed out |
1049 ms |
336 KB |
Time limit exceeded |
| 44 |
Execution timed out |
1052 ms |
336 KB |
Time limit exceeded |
| 45 |
Execution timed out |
1049 ms |
336 KB |
Time limit exceeded |
