#include <iostream>
#include <cstring>
#include <vector>
#include <set>
#include <map>
#include <sstream>
#include <cstdio>
#include <algorithm>
#include <stack>
#include <queue>
#include <cmath>
#include <iomanip>
#include <fstream>
//#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int INF = (1 << 30);
const ll inf = (1LL << 60LL);
const int maxn = 1e5 + 10;
int n;
string arr[20002];
map<string, int> mapa;
int main(int argc, const char * argv[]) {
ios_base::sync_with_stdio(false);
cin >> n;
for(int i =0 ; i < n; i ++){
cin >> arr[i];
}
for(int i =0 ; i < n; i ++){
string s = arr[i];
set<string> st;
for(int j = 0; j < (int)s.size(); j ++){
for(int k = 1; k <= (int)s.size(); k ++){
if(j + k <= (int)s.size())
st.insert(s.substr(j, k));
}
}
for(set<string>::iterator it = st.begin(); it != st.end(); it ++){
mapa[*it] ++;
}
}
ll ret = 0;
for(int i =0 ; i < n; i ++){
ret += max(0, mapa[arr[i]] - 1);
}
cout << ret << endl;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
888 KB |
Output is correct |
2 |
Correct |
3 ms |
1016 KB |
Output is correct |
3 |
Correct |
3 ms |
1256 KB |
Output is correct |
4 |
Correct |
4 ms |
1368 KB |
Output is correct |
5 |
Correct |
12 ms |
1768 KB |
Output is correct |
6 |
Correct |
18 ms |
1768 KB |
Output is correct |
7 |
Correct |
26 ms |
2404 KB |
Output is correct |
8 |
Correct |
41 ms |
3332 KB |
Output is correct |
9 |
Correct |
97 ms |
3332 KB |
Output is correct |
10 |
Correct |
219 ms |
8444 KB |
Output is correct |
11 |
Correct |
162 ms |
8444 KB |
Output is correct |
12 |
Correct |
476 ms |
17624 KB |
Output is correct |
13 |
Correct |
293 ms |
17624 KB |
Output is correct |
14 |
Correct |
345 ms |
17624 KB |
Output is correct |
15 |
Correct |
519 ms |
17852 KB |
Output is correct |
16 |
Correct |
281 ms |
17852 KB |
Output is correct |
17 |
Correct |
67 ms |
17852 KB |
Output is correct |
18 |
Correct |
53 ms |
17852 KB |
Output is correct |
19 |
Correct |
339 ms |
17852 KB |
Output is correct |
20 |
Correct |
138 ms |
17852 KB |
Output is correct |