Submission #494773

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
494773	2021-12-16 07:51:35	Khizri	Fountain Parks (IOI21_parks)	C++17	5 / 100	516 ms	88916 KiB

parks

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#include "parks.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define F first
#define S second
#define pii pair<int,int>
const int mxn=2e5+100;
int n,color[mxn],say;
int l[4]={0,0,2,-2};
int r[4]={2,-2,0,0};
bool qq=true;
vector<int>a,b,c,d;
map<pii,int>arr;
map<pii,bool>cl;
void dfs(int x,int y,int cost){
    color[cost]=1;
    say++;
    for(int i=0;i<4;i++){
        int u=x+l[i],v=y+r[i];
        int k=arr[{u,v}];
        if(k&&!color[k]){
            a.pb(cost-1);
            b.pb(k-1);
            int q1=x+1,q2=v+1;
            if(x!=u){
                q1=(x+u)/2;
                if(cl[{q1,q2}]){
                    q2-=2;
                }
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30