Submission #478749

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
478749	2021-10-08 08:42:16	stefantaga	Arboras (RMI20_arboras)	C++14	24 / 100	5043 ms	9576 KiB

arboras

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#include <bits/stdc++.h>
#define MOD 1000000007
using namespace std;
pair <int,int> ceau[100005];
long long val[100005],cost[100005],lung[100005];
void haide(int poz)
{
    val[poz]=lung[ceau[poz].first]+cost[ceau[poz].first]+lung[ceau[poz].second]+cost[ceau[poz].second];
}
long long sum,inainte;
void updateaza(int poz,int nod)
{
    if (ceau[poz].first==nod)
    {
        inainte=val[poz];
        haide(poz);
        sum=(sum+(val[poz]%MOD)-(inainte%MOD)+MOD)%MOD;
    }
    else
    if (ceau[poz].second==nod)
    {
        if (lung[nod]+cost[nod]>lung[ceau[poz].first]+cost[ceau[poz].first])
        {
            ceau[poz].second=ceau[poz].first;
            ceau[poz].first=nod;
        }
        inainte=val[poz];
        haide(poz);
        sum=(sum+(val[poz]%MOD)-(inainte%MOD)+MOD)%MOD;
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

arboras.cpp: In function 'void dfs(int)':
arboras.cpp:55:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   55 |     for (int i=0;i<v[x].size();i++)
      |                  ~^~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 13 / 13
• Subtask 3: 0 / 31
• Subtask 4: 0 / 45