Submission #933893

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
933893	2024-02-26 14:00:28	codefox	The Xana coup (BOI21_xanadu)	C++14	100 / 100	61 ms	28496 KiB

xanadu

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#include<bits/stdc++.h>
using namespace std;
#define pii pair<int, int>
#define arr array<int, 2>
#define int long long
int inf = 1e9;
vector<vector<int>> graph;
vector<int> state;
vector<array<arr, 2>> opt;
void dfs(int i, int p)
{
    opt[i][0][0] = inf;
    opt[i][0][1] = inf;
    opt[i][1][0] = inf;
    opt[i][1][1] = inf;
    if (graph[i].size() == 1 && i != 0)
    {
        int s = state[i];
        opt[i][s][0] = 0;
        opt[i][s][1] = inf;
        if (s == 1) s = 0;
        else s = 1;
        opt[i][s][0] = inf;
        opt[i][s][1] = 1;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

xanadu.cpp: In function 'void dfs(long long int, long long int)':
xanadu.cpp:57:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |     for (int j = 0; j <= on.size(); j++)
      |                     ~~^~~~~~~~~~~~
xanadu.cpp:61:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |         if (j < on.size()) sumon+=on[j];
      |             ~~^~~~~~~~~~~
xanadu.cpp:64:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for (int j = 0; j <= off.size(); j++)
      |                     ~~^~~~~~~~~~~~~
xanadu.cpp:68:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   68 |         if (j < off.size()) sumoff+=off[j];
      |             ~~^~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 40 / 40
• Subtask 5: 30 / 30