// author - alimammadzade
#include <bits/stdc++.h>
using namespace std;
int free(int i) {
string s = to_string(i);
for (int i = 0; i < (int)s.size() - 1; i++)
for (int j = i + 1; j < (int)s.size(); j++) {
string a = s.substr(i, j - i + 1), b = a;
reverse(b.begin(), b.end());
if (a == b) return 0;
}
return 1;
}
signed main() {
cin.tie(nullptr)->sync_with_stdio(false);
// system("cls"), freopen("in.txt", "r", stdin);
int a, b, res = 0;
cin >> a >> b;
for (int i = a; i <= b; i++) res += free(i);
cout << res;
}
| # |
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 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 4 |
Correct |
15 ms |
336 KB |
Output is correct |
| 5 |
Correct |
1 ms |
336 KB |
Output is correct |
| 6 |
Correct |
1 ms |
336 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 |
384 KB |
Output is correct |
| 13 |
Correct |
1 ms |
336 KB |
Output is correct |
| 14 |
Correct |
18 ms |
456 KB |
Output is correct |
| 15 |
Correct |
20 ms |
336 KB |
Output is correct |
| 16 |
Correct |
2 ms |
336 KB |
Output is correct |
| 17 |
Correct |
9 ms |
512 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 20 |
Correct |
14 ms |
336 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
1058 ms |
336 KB |
Time limit exceeded |
| 2 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 3 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 4 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 5 |
Execution timed out |
1063 ms |
336 KB |
Time limit exceeded |
| 6 |
Execution timed out |
1045 ms |
336 KB |
Time limit exceeded |
| 7 |
Correct |
911 ms |
508 KB |
Output is correct |
| 8 |
Correct |
526 ms |
336 KB |
Output is correct |
| 9 |
Execution timed out |
1027 ms |
336 KB |
Time limit exceeded |
| 10 |
Execution timed out |
1065 ms |
336 KB |
Time limit exceeded |
| 11 |
Execution timed out |
1043 ms |
336 KB |
Time limit exceeded |
| 12 |
Execution timed out |
1056 ms |
336 KB |
Time limit exceeded |
| 13 |
Execution timed out |
1061 ms |
336 KB |
Time limit exceeded |
| 14 |
Execution timed out |
1054 ms |
336 KB |
Time limit exceeded |
| 15 |
Execution timed out |
1057 ms |
336 KB |
Time limit exceeded |
| 16 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 17 |
Correct |
1 ms |
336 KB |
Output is correct |
| 18 |
Correct |
1 ms |
336 KB |
Output is correct |
| 19 |
Correct |
1 ms |
592 KB |
Output is correct |
| 20 |
Correct |
1 ms |
336 KB |
Output is correct |
| 21 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 22 |
Correct |
1 ms |
336 KB |
Output is correct |
| 23 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 24 |
Correct |
1 ms |
336 KB |
Output is correct |
| 25 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 26 |
Incorrect |
1 ms |
356 KB |
Output isn't correct |
| 27 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 28 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 29 |
Correct |
1 ms |
336 KB |
Output is correct |
| 30 |
Correct |
1 ms |
336 KB |
Output is correct |
| 31 |
Incorrect |
1 ms |
508 KB |
Output isn't correct |
| 32 |
Correct |
1 ms |
336 KB |
Output is correct |
| 33 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 34 |
Correct |
1 ms |
336 KB |
Output is correct |
| 35 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
| 36 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 37 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 38 |
Incorrect |
1 ms |
460 KB |
Output isn't correct |
| 39 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 40 |
Correct |
1 ms |
340 KB |
Output is correct |
| 41 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 42 |
Correct |
1 ms |
336 KB |
Output is correct |
| 43 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 44 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
| 45 |
Incorrect |
1 ms |
340 KB |
Output isn't correct |
