#include <bits/stdc++.h>
using namespace std;
long long int ans;
map<string,int> m;
map<string,int>::iterator mit;
string s;
void ImpInsert()
{
int tam = s.size();
for(int i=0;i<tam;i++)
{
string aux;
int maxt = min( i+1, tam-i );
for(int j=0;j<maxt;j++)
{
if( s[i+j] != s[i-j] ) break;
aux.push_back(s[i+j]);
if(m.find(aux) == m.end()) m.insert({aux,1});
else m[aux]++;
}
}
return;
}
void PairInsert()
{
int tam = s.size();
for(int i=1;i<tam;i++)
{
string aux;
int maxt = min(i,tam-i);
for(int j=0;j<maxt;j++)
{
if(s[i-1-j] != s[i+j]) break;
aux.push_back(s[i+j]);
if(m.find(aux) == m.end()) m.insert({aux,1});
else m[aux]++;
}
}
return;
}
int main()
{
cin >> s;
ImpInsert();
for(mit = m.begin();mit!=m.end();mit++)
{
int tam = (mit->first).size(), qtd = mit->second;
ans = max( ans , (long long int) qtd*(2*tam-1) );
}
m.clear();
PairInsert();
for(mit = m.begin();mit!=m.end();mit++)
{
int tam = (mit->first).size(), qtd = mit->second;
ans = max( ans , (long long int) qtd*(2*tam) );
}
printf("%lld",ans);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
256 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
256 KB |
Output is correct |
4 |
Correct |
2 ms |
256 KB |
Output is correct |
5 |
Correct |
2 ms |
256 KB |
Output is correct |
6 |
Correct |
2 ms |
256 KB |
Output is correct |
7 |
Correct |
2 ms |
256 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
256 KB |
Output is correct |
11 |
Correct |
2 ms |
376 KB |
Output is correct |
12 |
Correct |
2 ms |
376 KB |
Output is correct |
13 |
Correct |
2 ms |
256 KB |
Output is correct |
14 |
Correct |
2 ms |
376 KB |
Output is correct |
15 |
Correct |
2 ms |
376 KB |
Output is correct |
16 |
Correct |
2 ms |
256 KB |
Output is correct |
17 |
Correct |
2 ms |
376 KB |
Output is correct |
18 |
Correct |
2 ms |
376 KB |
Output is correct |
19 |
Correct |
2 ms |
376 KB |
Output is correct |
20 |
Correct |
2 ms |
376 KB |
Output is correct |
21 |
Correct |
2 ms |
256 KB |
Output is correct |
22 |
Correct |
2 ms |
376 KB |
Output is correct |
23 |
Correct |
3 ms |
376 KB |
Output is correct |
24 |
Correct |
2 ms |
436 KB |
Output is correct |
25 |
Correct |
3 ms |
376 KB |
Output is correct |
26 |
Correct |
2 ms |
376 KB |
Output is correct |
27 |
Correct |
2 ms |
256 KB |
Output is correct |
28 |
Correct |
2 ms |
256 KB |
Output is correct |
29 |
Correct |
2 ms |
256 KB |
Output is correct |
30 |
Correct |
2 ms |
256 KB |
Output is correct |
31 |
Correct |
2 ms |
256 KB |
Output is correct |
32 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
129 ms |
604 KB |
Output is correct |
2 |
Correct |
47 ms |
504 KB |
Output is correct |
3 |
Correct |
238 ms |
760 KB |
Output is correct |
4 |
Correct |
11 ms |
376 KB |
Output is correct |
5 |
Correct |
245 ms |
504 KB |
Output is correct |
6 |
Correct |
235 ms |
504 KB |
Output is correct |
7 |
Correct |
4 ms |
616 KB |
Output is correct |
8 |
Correct |
129 ms |
768 KB |
Output is correct |
9 |
Correct |
6 ms |
376 KB |
Output is correct |
10 |
Correct |
2 ms |
376 KB |
Output is correct |
11 |
Correct |
2 ms |
396 KB |
Output is correct |
12 |
Correct |
4 ms |
548 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Execution timed out |
1069 ms |
3200 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Execution timed out |
1069 ms |
3156 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Execution timed out |
1078 ms |
3608 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |