Submission #645112

#	Time	Username	Problem	Language	Result	Execution time	Memory
645112		Vanilla	Speedrun (RMI21_speedrun)	C++17	21 / 100	45 ms	812 KiB

speedrun

#include <bits/stdc++.h>
#include "speedrun.h"
using namespace std;
const int maxn = 1e3 + 2;
// vector <int> ad [maxn];
// bool ad [maxn][maxn];

void assignHints(int subtask, int N, int A[], int B[]) { /* your solution here */
    setHintLen(N);
    for (int i = 1; i < N; i++){
        setHint(A[i], B[i], 1);
        setHint(B[i], A[i], 1);
        // ad[A[i]].push_back(B[i]);
        // ad[B[i]].push_back(A[i]);
    }
    // for (int i = 1; i <= N; i++){
    //     for (int j = )
    // }
}

void speedrun(int subtask, int N, int start) { /* your solution here */
    int vis [N + 1] = {};
    auto dfs = [&] (int u, int p = -1, auto&& dfs) -> void {
        for (int i = 1; i <= N; i++){
            if (i == p || i == start) continue;
            if (getHint(i)) {
                goTo(i);
                dfs(i, u, dfs);
            }
        }
        if (p != -1) goTo(p);
    };
    dfs(start, -1, dfs);
}

Compilation message (stderr)

speedrun.cpp: In function 'void speedrun(int, int, int)':
speedrun.cpp:22:9: warning: unused variable 'vis' [-Wunused-variable]
   22 |     int vis [N + 1] = {};
      |         ^~~

• Subtask 1: 21 / 21
• Subtask 2: 0 / 8
• Subtask 3: 0 / 19
• Subtask 4: 0 / 12
• Subtask 5: 0 / 40