Submission #344312

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
344312	2021-01-05 13:12:16	egekabas	Railway (BOI17_railway)	C++14	100 / 100	248 ms	42220 KiB

railway

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#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<int, int> pii;
typedef pair<ld, ld> pld;
int n, m, k;
vector<pii> g[100009];
vector<int> s[100009];
int totcnt[100009];
struct node{
    map<int, int> cnt;
    int all = 0;
};
node nd[100009];
void merge(node &a, node &b){
    if(b.cnt.size() > a.cnt.size())
        swap(a, b);
    for(auto u : b.cnt){
        assert(u.ss);
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 7 / 7
• Subtask 4: 29 / 29
• Subtask 5: 16 / 16
• Subtask 6: 25 / 25