Submission #704568

# Submission time Handle Problem Language Result Execution time Memory
704568 2023-03-02T09:45:12 Z jamezzz Friend (IOI14_friend) C++17
100 / 100
24 ms 3404 KB
#include "friend.h"
#include <bits/stdc++.h>
using namespace std;

#define maxn 100005
int take[maxn],notake[maxn];

// Find out best sample
int findSample(int n,int confidence[],int host[],int protocol[]){
	for(int i=0;i<n;++i)take[i]=confidence[i];
	for(int i=n-1;i>0;--i){
		int h=host[i];
		if(protocol[i]==0){//i am your friend
			take[h]+=notake[i];
			notake[h]+=max(take[i],notake[i]);
		}
		else if(protocol[i]==1){//my friends are your friends
			take[h]=max(take[h]+take[i],max(take[h]+notake[i],notake[h]+take[i]));
			notake[h]+=notake[i];
		}
		else{//we are your friends
			take[h]=max(take[h]+notake[i],notake[h]+take[i]);
			notake[h]+=notake[i];
		}
	}
	return max(take[0],notake[0]);;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 308 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 320 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 312 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 308 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 312 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 312 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 308 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 316 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 312 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 216 KB Output is correct
5 Correct 1 ms 216 KB Output is correct
6 Correct 1 ms 216 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 232 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 24 ms 3404 KB Output is correct
13 Correct 12 ms 1876 KB Output is correct
14 Correct 21 ms 3112 KB Output is correct
15 Correct 21 ms 3140 KB Output is correct