#include<bits/stdc++.h>
#define int long long
using namespace std;
int res=0,n;
string t;
vector<int> bump;
vector<string> adj;
unordered_map<string,int> cnt;
bool cmp (string a,string b)
{
return a.length()<b.length();
}
signed main()
{
cin>>n;
for(int i=1;i<=n;i++)
{
cin>>t;
adj.push_back(t);
}
sort(adj.begin(),adj.end(),cmp);
for(int i=0;i<n;i++)
{
for(int k=1;k<=adj[i].length()-1;k++)
{
unordered_map<string,bool> cur;
string s;
for(int j=0;j<=(adj[i].length()-1)-k+1;j++)
{
s=adj[i].substr(j,k);
if(cnt[s]>=1&&cur[s]==false)
{
res+=cnt[s];
cur[s]=true;
}
}
}
cnt[adj[i]]++;
if(cnt[adj[i]]>=2)
{
bump.push_back(i);
}
}
unordered_map<string,bool> cur;
for(int i=0;i<bump.size();i++)
{
if(cur[adj[bump[i]]]==false)
{
int a=1,b=1;
for(int j=1;j<=cnt[adj[bump[i]]];j++)
{
a=a*j;
if(j==cnt[adj[bump[i]]]-2) b=a;
}
res+=a/b;
cur[adj[bump[i]]]=true;
}
}
cout<<res;
}
Compilation message
lozinke.cpp: In function 'int main()':
lozinke.cpp:24:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int k=1;k<=adj[i].length()-1;k++)
~^~~~~~~~~~~~~~~~~~~
lozinke.cpp:28:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int j=0;j<=(adj[i].length()-1)-k+1;j++)
~^~~~~~~~~~~~~~~~~~~~~~~~~
lozinke.cpp:45:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<bump.size();i++)
~^~~~~~~~~~~~
| # |
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 |
384 KB |
Output is correct |
| 4 |
Correct |
3 ms |
384 KB |
Output is correct |
| 5 |
Incorrect |
7 ms |
640 KB |
Output isn't correct |
| 6 |
Correct |
8 ms |
816 KB |
Output is correct |
| 7 |
Incorrect |
13 ms |
1496 KB |
Output isn't correct |
| 8 |
Correct |
13 ms |
2176 KB |
Output is correct |
| 9 |
Runtime error |
59 ms |
4464 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
| 10 |
Correct |
66 ms |
7088 KB |
Output is correct |
| 11 |
Runtime error |
91 ms |
7964 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
| 12 |
Correct |
197 ms |
15632 KB |
Output is correct |
| 13 |
Correct |
92 ms |
2924 KB |
Output is correct |
| 14 |
Runtime error |
180 ms |
27640 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
| 15 |
Correct |
234 ms |
15520 KB |
Output is correct |
| 16 |
Incorrect |
78 ms |
1528 KB |
Output isn't correct |
| 17 |
Runtime error |
75 ms |
2612 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
| 18 |
Runtime error |
62 ms |
2540 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
| 19 |
Correct |
134 ms |
8300 KB |
Output is correct |
| 20 |
Runtime error |
93 ms |
2668 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
