Submission #313949

#	Time	Username	Problem	Language	Result	Execution time	Memory
313949		amunduzbaev	Friend (IOI14_friend)	C++14	100 / 100	34 ms	2688 KiB

friend

//#include "grader.cpp"
#include "friend.h"
#include <bits/stdc++.h>
using namespace std;
#define pb(n) push_back(n)

int findSample(int n,int c[],int h[],int p[]){
    int ans=0;
    for(int i=n;i>0;i--){
        if(p[i]==0){
            ans+=c[i];
            c[h[i]]=max(0,c[h[i]]-c[i]);
        }else if(p[i]==2){
            c[h[i]]=max(c[h[i]],c[i]);
        }else{
            c[h[i]]+=c[i];
        }
    }
    ans+=c[0];
	return ans;
}

/*

6
13 3 6 20 10 15
0 0 1 1 2 0
0 0 1 1 1 0

*/

• Subtask 1: 11 / 11
• Subtask 2: 8 / 8
• Subtask 3: 8 / 8
• Subtask 4: 19 / 19
• Subtask 5: 23 / 23
• Subtask 6: 31 / 31