Submission #23,596

2026-01-26 07:46:07

cpp17

Accepted 50/50

739ms

1844 KiB

#include <iostream>
#include <set>

using namespace std;
int n,q,t,x,y,db=0;
//set<int> from,to; // from-csucsbol kimenok halamaza, to-csucsba erkezok halmaza
int to[501],from[501];
int dbto=0, dbfrom=0;
bool a[501][501]={0};
bool ered[200001]={0};

int main()
{
    cin>>n>>q;
    for(int i=1;i<=n;i++) a[i][i]=1;
    for(int i=1;i<=q;i++)
    {
        cin>>t>>x>>y;

        if(t==1)
        {
            if(!a[x][y])
            {
                a[x][y]=1;
                ///frissiteni a tobbi kapcsolatot
                dbto=0;dbfrom=0;
                for(int k=1;k<=n;k++)
                {

                    if(a[k][x])
                    {
                        //to.insert(k);
                        to[++dbto]=k;
                    }
                    if(a[y][k])
                    {
                        //from.insert(k);
                        from[++dbfrom]=k;
                    }
                }

                for( int u=1;u<=dbto;u++)
                {
                    for( int v=1;v<=dbfrom;v++)
                    {
                        a[to[u]][from[v]]=1;
                    }
                }

                /*for(auto u: to)
                    {
                        for(auto v: from) {cout<<u<<" "<<v<<endl;a[u][v]=1;}
                        cout<<"---------------------------"<<endl;
                    }
                    */
            }
        }
        else // t==2
        {
            /*if(a[x][y]) cout<<"IGEN"<<endl;
        else cout<<"NEM"<<endl;*/
            ered[++db]=a[x][y];
        }
    }
   for (int i=1;i<=db;i++)
        if(ered[i]) cout<<"IGEN"<<endl;
        else cout<<"NEM"<<endl;

    return 0;
}

Subtask		Sum	Test	Verdict	Time	Memory
	subtask1	0/0
			1	Accepted	1ms	316 KiB
			2	Accepted	317ms	1076 KiB
	subtask2	10/10
			3	Accepted	4ms	316 KiB
			4	Accepted	14ms	316 KiB
			5	Accepted	82ms	564 KiB
			6	Accepted	50ms	400 KiB
			7	Accepted	67ms	592 KiB
			8	Accepted	2ms	316 KiB
			9	Accepted	2ms	316 KiB
			10	Accepted	21ms	524 KiB
			11	Accepted	54ms	564 KiB
			12	Accepted	59ms	644 KiB
	subtask3	15/15
			13	Accepted	1ms	316 KiB
			14	Accepted	2ms	316 KiB
			15	Accepted	2ms	316 KiB
			16	Accepted	2ms	316 KiB
			17	Accepted	1ms	316 KiB
			18	Accepted	1ms	316 KiB
			19	Accepted	1ms	316 KiB
			20	Accepted	2ms	316 KiB
			21	Accepted	1ms	400 KiB
			22	Accepted	1ms	384 KiB
			23	Accepted	2ms	508 KiB
			24	Accepted	1ms	316 KiB
			25	Accepted	2ms	316 KiB
			26	Accepted	2ms	508 KiB
			27	Accepted	2ms	316 KiB
			28	Accepted	1ms	316 KiB
			29	Accepted	2ms	556 KiB
			30	Accepted	1ms	316 KiB
			31	Accepted	1ms	316 KiB
			32	Accepted	1ms	316 KiB
			33	Accepted	2ms	504 KiB
			34	Accepted	1ms	508 KiB
			35	Accepted	1ms	316 KiB
			36	Accepted	1ms	508 KiB
			37	Accepted	1ms	316 KiB
			38	Accepted	2ms	316 KiB
	subtask4	25/25
			39	Accepted	1ms	316 KiB
			40	Accepted	344ms	1172 KiB
			41	Accepted	4ms	316 KiB
			42	Accepted	14ms	316 KiB
			43	Accepted	82ms	564 KiB
			44	Accepted	50ms	400 KiB
			45	Accepted	67ms	592 KiB
			46	Accepted	2ms	316 KiB
			47	Accepted	2ms	316 KiB
			48	Accepted	21ms	524 KiB
			49	Accepted	54ms	564 KiB
			50	Accepted	59ms	644 KiB
			51	Accepted	2ms	316 KiB
			52	Accepted	2ms	316 KiB
			53	Accepted	2ms	316 KiB
			54	Accepted	1ms	316 KiB
			55	Accepted	1ms	316 KiB
			56	Accepted	1ms	316 KiB
			57	Accepted	2ms	316 KiB
			58	Accepted	1ms	400 KiB
			59	Accepted	1ms	384 KiB
			60	Accepted	2ms	508 KiB
			61	Accepted	1ms	316 KiB
			62	Accepted	2ms	316 KiB
			63	Accepted	2ms	508 KiB
			64	Accepted	2ms	316 KiB
			65	Accepted	1ms	316 KiB
			66	Accepted	2ms	556 KiB
			67	Accepted	1ms	316 KiB
			68	Accepted	1ms	316 KiB
			69	Accepted	1ms	316 KiB
			70	Accepted	2ms	504 KiB
			71	Accepted	1ms	508 KiB
			72	Accepted	1ms	316 KiB
			73	Accepted	1ms	508 KiB
			74	Accepted	1ms	316 KiB
			75	Accepted	2ms	316 KiB
			76	Accepted	163ms	700 KiB
			77	Accepted	26ms	592 KiB
			78	Accepted	317ms	1136 KiB
			79	Accepted	28ms	564 KiB
			80	Accepted	219ms	860 KiB
			81	Accepted	135ms	816 KiB
			82	Accepted	120ms	564 KiB
			83	Accepted	61ms	564 KiB
			84	Accepted	104ms	604 KiB
			85	Accepted	180ms	876 KiB
			86	Accepted	244ms	1024 KiB
			87	Accepted	204ms	820 KiB
			88	Accepted	64ms	564 KiB
			89	Accepted	68ms	564 KiB
			90	Accepted	444ms	1692 KiB
			91	Accepted	223ms	820 KiB
			92	Accepted	437ms	1588 KiB
			93	Accepted	210ms	892 KiB
			94	Accepted	456ms	1668 KiB
			95	Accepted	228ms	988 KiB
			96	Accepted	226ms	956 KiB
			97	Accepted	185ms	820 KiB
			98	Accepted	256ms	1076 KiB
			99	Accepted	289ms	1332 KiB
			100	Accepted	644ms	1664 KiB
			101	Accepted	669ms	1664 KiB
102	Accepted		739ms	1680 KiB
103	Accepted		703ms	1844 KiB
104	Accepted		575ms	1588 KiB