Submission #821383

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
821383	2023-08-11 09:42:35	Denkata	Marshmallow Molecules (CCO19_day2problem2)	C++14	10 / 25	794 ms	1048576 KiB

Main

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#include<bits/stdc++.h>
using namespace std;
const int maxn = 2e6+3;
int i,j,p,q,n,m,k;
long long ans;
set <int> s[maxn];
set <int> Merge(set <int> a,set <int> b)
{
    if(b.empty())
        return a;
    if(a.empty())
        return b;
    if((int)a.size()<(int)b.size())
        swap(a,b);
    a.insert(b.begin(),b.end());
    return a;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin>>n>>m;
    for(i=1;i<=m;i++)
    {
        cin>>p>>q;
        s[p].insert(q);
    }
    for(i=1;i<=n;i++)
    {
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 10