제출 #696310

#제출 시각아이디문제언어결과실행 시간메모리
696310stevancvCollecting Stamps 3 (JOI20_ho_t3)C++14
0 / 100
0 ms340 KiB
// TESTING GPT
#include <bits/stdc++.h>
using namespace std;

const int N = 205;
int n, l, cnt, res, x[N], t[N];
bool f[N][N * 2];

int main() {
    cin >> n >> l;
    for (int i = 1; i <= n; i++) cin >> x[i];
    for (int i = 1; i <= n; i++) cin >> t[i];
    memset(f, false, sizeof f);
    f[0][0] = true;
    for (int i = 1; i <= n; i++)
        for (int j = 0; j < i; j++)
            for (int k = 0; k <= 2 * n; k++)
                if (f[j][k]) {
                    int dis1 = x[i] - x[j], dis2 = l - dis1;
                    int time = min(dis1, dis2) + (k + i - j - 1);
                    if (time <= t[i]) f[i][time] = true;
                }
    for (int i = 1; i <= 2 * n; i++)
        if (f[n][i]) res = i;
    cout << res << endl;
    return 0;
}
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