#include<bits/stdc++.h>
#define int long long
using namespace std;
int res=0,n,fact[300005];
string t;
vector<string> adj;
map<string,int> cnt;
map<string,bool> cur[300005];
bool cmp (string a,string b)
{
return a.length()<b.length();
}
signed main()
{
cin>>n;
fact[0]=1;
for(int i=1;i<=200005;i++)
fact[i]=fact[i-1]*i;
for(int i=1;i<=n;i++)
{
cin>>t;
adj.push_back(t);
}
sort(adj.begin(),adj.end(),cmp);
adj.push_back("b");
for(int i=0;i<n;i++)
{
for(int k=1;k<=adj[i].length()-1;k++)
{
string s[200005];
for(int j=0;j<=(adj[i].length()-1)-k+1;j++)
{
s[j]=adj[i].substr(j,k);
if(cnt[s[j]]>=1&&cur[i][s[j]]==false)
{
res+=cnt[s[j]];
cur[i][s[j]]=true;
}
}
}
cnt[adj[i]]++;
if(cnt[adj[i]]>=2&&adj[i+1].length()!=adj[i].length())
{
res+=fact[cnt[adj[i]]]/fact[cnt[adj[i]]-2];
}
}
cout<<res;
}
Compilation message
lozinke.cpp: In function 'int main()':
lozinke.cpp:28:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int k=1;k<=adj[i].length()-1;k++)
~^~~~~~~~~~~~~~~~~~~
lozinke.cpp:31:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int j=0;j<=(adj[i].length()-1)-k+1;j++)
~^~~~~~~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
111 ms |
22264 KB |
Output isn't correct |
2 |
Incorrect |
81 ms |
22272 KB |
Output isn't correct |
3 |
Incorrect |
503 ms |
22520 KB |
Output isn't correct |
4 |
Execution timed out |
1068 ms |
22520 KB |
Time limit exceeded |
5 |
Execution timed out |
1040 ms |
22764 KB |
Time limit exceeded |
6 |
Execution timed out |
1074 ms |
22400 KB |
Time limit exceeded |
7 |
Execution timed out |
1063 ms |
22776 KB |
Time limit exceeded |
8 |
Execution timed out |
1069 ms |
22748 KB |
Time limit exceeded |
9 |
Runtime error |
39 ms |
32624 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
10 |
Execution timed out |
1083 ms |
22868 KB |
Time limit exceeded |
11 |
Runtime error |
41 ms |
33016 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
12 |
Execution timed out |
1073 ms |
23284 KB |
Time limit exceeded |
13 |
Execution timed out |
1080 ms |
23028 KB |
Time limit exceeded |
14 |
Runtime error |
45 ms |
33388 KB |
Execution killed with signal 8 (could be triggered by violating memory limits) |
15 |
Execution timed out |
1077 ms |
23048 KB |
Time limit exceeded |
16 |
Execution timed out |
1069 ms |
23020 KB |
Time limit exceeded |
17 |
Execution timed out |
1054 ms |
22960 KB |
Time limit exceeded |
18 |
Execution timed out |
1063 ms |
23020 KB |
Time limit exceeded |
19 |
Execution timed out |
1054 ms |
23028 KB |
Time limit exceeded |
20 |
Execution timed out |
1068 ms |
23020 KB |
Time limit exceeded |