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Submission #928918

# Submission time Handle Problem Language Result Execution time Memory
928918 2024-02-17T08:09:50 Z Ghulam_Junaid Necklace (Subtask 1-3) (BOI19_necklace1) C++17
0 / 85
 149 ms 432 KB 
#include <bits/stdc++.h>
using namespace std;

int main(){
    int n, m;
    string s, t;
    cin >> s >> t;
    
    string r = t;
    reverse(r.begin(), r.end());

    n = s.size();
    m = t.size();

    int len = 0;
    pair<int, int> mp[3005];
    for (int i = 0; i < n; i ++){
        string tmp;
        for (int j = i; j < n; j ++){
            tmp += s[j];
            for (int k = 0; k < j - i + 1; k ++){
                string x;
                for (int l = k; l < k + (j - i + 1); l ++)
                    x += s[l % (j - i + 1)];

                if (t.find(x) != string::npos and len < (j - i + 1)){
                    len = j - i + 1;
                    mp[len] = {i, t.find(x)};
                }
            }
        }
    }

    reverse(s.begin(), s.end());
    for (int i = 0; i < n; i ++){
        string tmp;
        for (int j = i; j < n; j ++){
            tmp += s[j];
            for (int k = 0; k < j - i + 1; k ++){
                string x;
                for (int l = k; l < k + (j - i + 1); l ++)
                    x += s[l % (j - i + 1)];

                if (t.find(x) != string::npos and len < (j - i + 1)){
                    len = j - i + 1;
                    mp[len] = { n - (i + len - 1) - 1, t.find(x)};
                }
            }
        }
    }

    cout << len << endl;
    cout << mp[len].first << " " << mp[len].second << endl;
}

Compilation message

necklace.cpp: In function 'int main()':
necklace.cpp:5:12: warning: variable 'm' set but not used [-Wunused-but-set-variable]
    5 |     int n, m;
      |            ^

Subtask #1
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 149 ms 432 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 149 ms 432 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 149 ms 432 KB Output isn't correct
2 Halted 0 ms 0 KB -