Submission #270386

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
270386	2020-08-17 14:40:33	brcode	Railway (BOI17_railway)	C++14	23 / 100	1102 ms	51280 KiB

railway

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#include <iostream>
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e6+5;
int n,m,k;
int arr[MAXN];
int tmp[MAXN];
bool blocked[MAXN];
int sz[MAXN];
vector<int> res;
map<pair<int,int>,int> m2;
vector<int> v1[MAXN];
map<int,int> m1;
int side1;
int hold;
void dfs(int curr,int par){
    
    if(blocked[curr]){
        sz[curr] = 1;
        
    }
    
    for(int x:v1[curr]){
        if(x!=par){
            
            
            dfs(x,curr);
            if(sz[x]!=hold && sz[x]!=0){
                tmp[m2[make_pair(x,curr)]]++;
 
 
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• Subtask 2: 15 / 15
• Subtask 3: 0 / 7
• Subtask 4: 0 / 29
• Subtask 5: 0 / 16
• Subtask 6: 0 / 25