#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MN=25002;
int N,ans=0;
string w[MN];
stringstream ss;
map<string,int> wpos;
int main() {
ios::sync_with_stdio(0);cin.tie(0);
cin>>N;
for(int i=1;i<=N;++i) cin>>w[i];
sort(w+1,w+1+N);
int mx=0,mxi=0;
for(int i=1;i<=N;++i) {
wpos[w[i]]=i;
if((int)w[i].size()>mx) {
mx=w[i].size();
mxi=i;
}
}
int endp=N;
for(int i=1;i<=(int)w[mxi].size();++i)
for(int j=1;j<=N;++j) {
if((int)w[j].size()<i) continue;
if(w[j].substr(0,i)==w[mxi].substr(0,i)) wpos[w[j]]=++endp;
}
sort(w+1,w+1+N,[](string a,string b) {return wpos[a]<wpos[b];});
string ct="";
for(int i=1;i<=N;++i) {
string cw=w[i];
while(ct.size()>cw.size()) {
ct.pop_back();
++ans;
ss<<"-\n";
}
while(ct.size()<cw.size()) cw.pop_back();
while(ct!=cw) {
ct.pop_back();
cw.pop_back();
++ans;
ss<<"-\n";
}
while(ct.size()<w[i].size()) {
++ans;
ss<<w[i][ct.size()]<<'\n';
ct.push_back(w[i][ct.size()]);
}
++ans;
ss<<"P\n";
}
cout<<ans<<'\n'<<ss.str()<<endl;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
980 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
1108 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
1108 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
980 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
1108 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
4 ms |
1236 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
16 ms |
1644 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
50 ms |
2744 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
158 ms |
4928 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
165 ms |
4700 KB |
Expected EOF |
2 |
Halted |
0 ms |
0 KB |
- |