Submission #548608

#	Time	Username	Problem	Language	Result	Execution time	Memory
548608		colossal_pepe	Selling RNA Strands (JOI16_selling_rna)	C++17	10 / 100	1586 ms	4044 KiB

selling_rna

#include <iostream>
#include <vector>
using namespace std;

int n, m;
vector<string> S;

int solve(string pref, string suf) {
    int ans = 0;
    for (int i = 0; i < n; i++) {
        string cur = S[i];
        if (cur.size() < pref.size() or cur.size() < suf.size()) continue;
        if (cur.substr(0, pref.size()) == pref and cur.substr(cur.size() - suf.size(), suf.size()) == suf) ans++;
    }
    return ans;
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin >> n >> m;
    S.resize(n);
    for (int i = 0; i < n; i++) {
        cin >> S[i];
    }
    while (m--) {
        string pref, suf;
        cin >> pref >> suf;
        cout << solve(pref, suf) << '\n';
    }
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 25
• Subtask 3: 0 / 25
• Subtask 4: 0 / 40