Submission #1223327

#	Time	Username	Problem	Language	Result	Execution time	Memory
1223327		Aisha	Exam (eJOI20_exam)	C++20	0 / 100	4 ms	580 KiB

exam

#include "bits/stdc++.h"

using namespace std;

#define int long long

signed main() {
    int n;
    cin >> n;

    vector <int> a(n), b(n);
    for (int i = 0; i < n; i ++) cin >> a[i];
    for (int i = 0; i < n; i ++) cin >> b[i];

    map <int, int> mp;
    int mx = 0, ind = 0;
    for (int i = 0; i < n; i ++) {
        mp[b[i]] ++;
        if (mx < mp[a[i]]) {
            ind = i;
            mx = mp[a[i]];
        }
    }

    int ans = mx;
    for (int i = ind + 1; i < n; i ++) ans += (a[i] == b[i]);
    cout << ans << endl;

    return 0;
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 23
• Subtask 5: 0 / 16
• Subtask 6: 0 / 22