Submission #721939

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
721939	2023-04-11 09:00:31	danikoynov	Connecting Supertrees (IOI20_supertrees)	C++14	40 / 100	225 ms	31952 KiB

supertrees

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#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std;
const int maxn = 1010;
vector < int > graph[maxn], comp;
int cap[maxn][maxn];
int used[maxn];
vector<std::vector<int>> answer;
void dfs(int v)
{
    comp.push_back(v);
    used[v] = 1;
    for (int u : graph[v])
    {
        if (!used[u])
            dfs(u);
    }
}
bool solve_component()
{
    for (int i = 0; i < comp.size(); i ++)
        for (int j = 0; j < comp.size(); j ++)
        if (cap[comp[i]][comp[j]] == 0)
            return false;
    if (comp.size() != 1)
    {
        if (cap[comp[0]][comp[1]] == 2)
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

supertrees.cpp: In function 'bool solve_component()':
supertrees.cpp:23:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for (int i = 0; i < comp.size(); i ++)
      |                     ~~^~~~~~~~~~~~~
supertrees.cpp:24:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |         for (int j = 0; j < comp.size(); j ++)
      |                         ~~^~~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 19 / 19
• Subtask 4: 0 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4