oj.uz

Submission #141638

# Submission time Handle Problem Language Result Execution time Memory
141638 2019-08-08T15:16:55 Z RaresRosca Lozinke (COCI17_lozinke) C++14
100 / 100
 270 ms 2424 KB 
#include <iostream>
#include <string>
#include <algorithm>
#include <map>
#include <set>
using namespace std;
int l=1,n,i,j,k,sol;
string ch[20010],c;
set <string> s;
map <string, int> m;
int cmp(string a, string b){
    if(a.size()!=b.size())
        return a.size()<b.size();
    else
        return a<b;
}
int main(){
    cin>>n;
    for(i=1;i<=n;i++)
        cin>>ch[i];
    sort(ch+1,ch+n+1,cmp);
    for(i=1;i<=n;i++){
        s.clear();
        for(j=0;j<ch[i].size();j++){
            c.erase(c.begin(),c.end());
            for(k=j;k<ch[i].size();k++){
                c.push_back(ch[i][k]);
                s.insert(c);
            }
        }
        for(set <string>:: iterator it=s.begin();it!=s.end();it++)
            if(m.find(*it)!=m.end())
                sol+=m[*it];
        if(m.find(ch[i])!=m.end())
            m[ch[i]]++;
        else
            m[ch[i]]=1;

    }
    for(i=2;i<=n;i++){
        if(ch[i]==ch[i-1])
            l++;
        else
            l=1;
        sol+=l-1;
    }
    cout<<sol;
    return 0;
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:24:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<ch[i].size();j++){
                 ~^~~~~~~~~~~~~
lozinke.cpp:26:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(k=j;k<ch[i].size();k++){
                     ~^~~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1016 KB Output is correct
2 Correct 3 ms 888 KB Output is correct
3 Correct 3 ms 1016 KB Output is correct
4 Correct 4 ms 1016 KB Output is correct
5 Correct 12 ms 1016 KB Output is correct
6 Correct 18 ms 1144 KB Output is correct
7 Correct 21 ms 1144 KB Output is correct
8 Correct 26 ms 1144 KB Output is correct
9 Correct 98 ms 1496 KB Output is correct
10 Correct 130 ms 1528 KB Output is correct
11 Correct 157 ms 1912 KB Output is correct
12 Correct 250 ms 1912 KB Output is correct
13 Correct 252 ms 2096 KB Output is correct
14 Correct 217 ms 2424 KB Output is correct
15 Correct 270 ms 2168 KB Output is correct
16 Correct 198 ms 1404 KB Output is correct
17 Correct 78 ms 1272 KB Output is correct
18 Correct 62 ms 1272 KB Output is correct
19 Correct 223 ms 2132 KB Output is correct
20 Correct 132 ms 1400 KB Output is correct