oj.uz

Submission #136520

# Submission time Handle Problem Language Result Execution time Memory
136520 2019-07-25T12:16:09 Z mariusnicoli Lozinke (COCI17_lozinke) C++14
100 / 100
 270 ms 2312 KB 
#include <iostream>
#include <map>
#include <string>
#include <set>
#include <algorithm>
using namespace std;

map<string, int> m;
int n, i, sol;
string s[20010], sc;
set<string> st;

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>>s[i];
    sort(s+1,s+n+1,cmp);
    for (i=1;i<=n;i++) {
        st.clear();
        for (int j=0;j<s[i].size();j++) {
            sc.erase(sc.begin(), sc.end());

            for (int k=j;k<s[i].size();k++) {
                sc.push_back(s[i][k]);
                st.insert(sc);
            }
        }
        for (set<string>:: iterator it = st.begin(); it != st.end(); it++) {
            if (m.find(*it) != m.end())
                sol += m[*it];
        }

        if (m.find(s[i]) == m.end())
            m[s[i]] = 1;
        else
            m[s[i]]++;
    }
/**
    for (map<string,int>::iterator it = m.begin(); it!=m.end(); it++)
        cout<<it->first<<" "<<it->second<<"\n";
**/

    int L = 1;
    for (i=2;i<=n;i++) {
        if (s[i] == s[i-1])
            L++;
        else
            L = 1;
        sol += L-1;
    }

    cout<<sol;
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:27:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j=0;j<s[i].size();j++) {
                      ~^~~~~~~~~~~~
lozinke.cpp:30:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (int k=j;k<s[i].size();k++) {
                          ~^~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 888 KB Output is correct
2 Correct 3 ms 888 KB Output is correct
3 Correct 3 ms 892 KB Output is correct
4 Correct 4 ms 888 KB Output is correct
5 Correct 12 ms 1016 KB Output is correct
6 Correct 18 ms 1016 KB Output is correct
7 Correct 21 ms 1016 KB Output is correct
8 Correct 26 ms 1004 KB Output is correct
9 Correct 98 ms 1392 KB Output is correct
10 Correct 136 ms 1528 KB Output is correct
11 Correct 156 ms 1784 KB Output is correct
12 Correct 252 ms 1896 KB Output is correct
13 Correct 265 ms 2132 KB Output is correct
14 Correct 217 ms 2312 KB Output is correct
15 Correct 270 ms 2168 KB Output is correct
16 Correct 208 ms 1304 KB Output is correct
17 Correct 77 ms 1204 KB Output is correct
18 Correct 62 ms 1160 KB Output is correct
19 Correct 227 ms 2040 KB Output is correct
20 Correct 141 ms 1272 KB Output is correct