Submission #541796

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
541796	2022-03-24 12:00:46	adespawn	Mousetrap (CEOI17_mousetrap)	C++14	100 / 100	1831 ms	288512 KiB

mousetrap

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#include <bits/stdc++.h>
using namespace std;
vector<int> sc[1000006];
bool isS[1000006];
int n, m, k;
int solve(int w, int f, int a = 1)
{
    priority_queue<int> k;
    if (w == m)
        return 0;
    for (auto i : sc[w])
    {
        if (i == f || isS[i])
            continue;
        k.push(solve(i, w));
    }
    while (k.size() < a + 1)
        k.push(0);
    for (int i = 0; (i < a) && (k.size() > 1); i++)
        k.pop();
    return sc[w].size() - 1 + k.top();
}
int nw;
vector<vector<int>> v;
vector<int> sp;
 
 
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Compilation message (stderr)

mousetrap.cpp: In function 'int solve(int, int, int)':
mousetrap.cpp:20:21: warning: comparison of integer expressions of different signedness: 'std::priority_queue<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     while (k.size() < a + 1)
      |            ~~~~~~~~~^~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 20 / 20
• Subtask 4: 35 / 35