Submission #930550

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
930550	2024-02-20 06:10:02	Faisal_Saqib	Joker (BOI20_joker)	C++17	39 / 100	2051 ms	19132 KiB

Joker

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#include <bits/stdc++.h>
using namespace std;
const int M=2e5+1;
int n,m,q;
bool mark[M],vis[M];
int val[M];
vector<pair<int,int>> ma[M],query;
map<int,int> mx_r_for_l;
bool found=0;
void dfs(int x)
{
    vis[x]=1;
    for(auto [y,ind]:ma[x])
    {
        if(mark[ind])
            continue;
        if(!vis[y])
        {
            val[y]=(val[x]+1)%2;
            dfs(y);
        }
        else if((val[y]+1)%2!=val[x])
        {
            found=1;
        }
    }
}
bool check(int l,int r)
{
    // cout<<"Check "<<l<<' '<<r<<endl;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

Joker.cpp: In function 'int main()':
Joker.cpp:72:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   72 |     for(int i=1;i<difl.size();i++)
      |                 ~^~~~~~~~~~~~

• Subtask 1: 6 / 6
• Subtask 2: 8 / 8
• Subtask 3: 25 / 25
• Subtask 4: 0 / 10
• Subtask 5: 0 / 22
• Subtask 6: 0 / 29