oj.uz

Submission #51904

# Submission time Handle Problem Language Result Execution time Memory
51904 2018-06-22T15:09:40 Z EntityIT Lozinke (COCI17_lozinke) C++14
100 / 100
 386 ms 4076 KB 
#include<bits/stdc++.h>

using namespace std;

#define int long long

const int N = 20005;
string s[N];
map<string, int> cnt, rem;
int ans, n;

signed main () {
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> n;
    for (int i = 1; i <= n; ++i) cin >>s[i], cnt[ s[i] ] ++;
    for (int i = 1; i <= n; ++i) {
        for (int j = 0; j < s[i].size(); ++j) {
            string now = "";
            for (int k = j; k < s[i].size(); ++k) {
                now += s[i][k];
                if (cnt.count(now)) {
                    ans += cnt[now] - (j == 0 && k + 1 == s[i].size() ? 1 : 0);
                    rem[now] += cnt[now] - (j == 0 && k + 1 == s[i].size() ? 1 : 0);
                    cnt[now] = (j == 0 && k + 1 == s[i].size() ? 1 : 0);
                }
            }
        }
        for (auto pa : rem) cnt[ pa.first ] += pa.second;
        rem.clear();
    }

    cout << ans;

    return 0;
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:17:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j = 0; j < s[i].size(); ++j) {
                         ~~^~~~~~~~~~~~~
lozinke.cpp:19:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (int k = j; k < s[i].size(); ++k) {
                             ~~^~~~~~~~~~~~~
lozinke.cpp:22:56: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                     ans += cnt[now] - (j == 0 && k + 1 == s[i].size() ? 1 : 0);
                                                  ~~~~~~^~~~~~~~~~~~~~
lozinke.cpp:23:61: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                     rem[now] += cnt[now] - (j == 0 && k + 1 == s[i].size() ? 1 : 0);
                                                       ~~~~~~^~~~~~~~~~~~~~
lozinke.cpp:24:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                     cnt[now] = (j == 0 && k + 1 == s[i].size() ? 1 : 0);
                                           ~~~~~~^~~~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 888 KB Output is correct
2 Correct 4 ms 1000 KB Output is correct
3 Correct 3 ms 1112 KB Output is correct
4 Correct 5 ms 1224 KB Output is correct
5 Correct 17 ms 1264 KB Output is correct
6 Correct 22 ms 1272 KB Output is correct
7 Correct 30 ms 1428 KB Output is correct
8 Correct 19 ms 1428 KB Output is correct
9 Correct 238 ms 1996 KB Output is correct
10 Correct 108 ms 2180 KB Output is correct
11 Correct 374 ms 2520 KB Output is correct
12 Correct 199 ms 2772 KB Output is correct
13 Correct 386 ms 3088 KB Output is correct
14 Correct 373 ms 3476 KB Output is correct
15 Correct 253 ms 3476 KB Output is correct
16 Correct 179 ms 3476 KB Output is correct
17 Correct 26 ms 3476 KB Output is correct
18 Correct 45 ms 3476 KB Output is correct
19 Correct 303 ms 4076 KB Output is correct
20 Correct 386 ms 4076 KB Output is correct