Submission #1044142

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1044142	2024-08-05 07:34:57	vjudge1	Pick (COI18_pick)	C++17	5 / 100	1 ms	348 KiB

pick

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#include <bits/stdc++.h>
using namespace std;
const int N = 105;
vector<pair<int, int>> path;
bool seen[N][N], done;
void recur(int x, int y, int a, int b, int c, int d){
    if (done) return;
    if (x < 0 or y < 0) return;
    if (a == 0 and b == 0 and c == 0 and d == 0){
        if (x == 0 and y == 0){
            for (auto [x, y] : path)
                cout << x << " " << y << endl;
            done = 1;
            return ;
        }
        return;
    }
    if (seen[x][y]) return;
    path.push_back({x, y});
    if (a > 0){
        recur(x + 1, y, a - 1, b, c, d);
        recur(x - 1, y, a - 1, b, c, d);
    }
    if (b > 0){
        recur(x, y + 1, a, b - 1, c, d);
        recur(x, y - 1, a, b - 1, c, d);
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 5
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 20