Submission #1174785

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1174785	2025-03-27 11:09:59	vicvic	Pictionary (COCI18_pictionary)	C++20	84 / 140	1595 ms	1096 KiB

pictionary

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#include <iostream>
using namespace std;
const int NMAX=1e5;
int n, m, q, union_day[NMAX+5], t[NMAX+5];
int tatal (int nod)
{
    return t[nod]==0?nod:tatal (t[nod]);
}
void join (int a, int b, int d)
{
    a=tatal (a);
    b=tatal (b);
    if (a==b)
        return;
    t[a]=b;
    union_day[a]=d;
}
int query (int x, int y)
{
    int ret=0;
    while (x!=y)
    {
        if (union_day[x]>union_day[y])
            ret=union_day[x], x=t[x];
        else
            ret=union_day[y], y=t[y];
    }
    return ret;
}
 
 
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