oj.uz

Submission #745664

# Submission time Handle Problem Language Result Execution time Memory
745664 2023-05-20T20:28:26 Z mnbvcxz123 Friend (IOI14_friend) C++17
100 / 100
 30 ms 2724 KB 
#include "friend.h"
#include <algorithm>
using namespace std;
 
int findSample(int n, int confidence[], int host[], int protocol[]){
    int ret = 0;
    for (int i=n-1; i>=0; i--) {
        if(protocol[i] == 1){
            confidence[host[i]] += confidence[i];
        }
        else if(protocol[i] == 2){
            confidence[host[i]] = max(confidence[host[i]],confidence[i]);
        }
        else{
            ret += confidence[i];
            confidence[host[i]] -= confidence[i];
            confidence[host[i]] = max(confidence[host[i]],0);
            // (a,b) -> (a-b,0) + b
        }
    }
    return ret += confidence[0];
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 ms 340 KB Output is correct
5 Correct 1 ms 288 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 292 KB Output is correct
11 Correct 0 ms 288 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 292 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 288 KB Output is correct

Subtask #2
8.0 / 8.0

# 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 1 ms 212 KB Output is correct
6 Correct 0 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 212 KB Output is correct
10 Correct 1 ms 304 KB Output is correct

Subtask #3
8.0 / 8.0

# 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 288 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 292 KB Output is correct
7 Correct 1 ms 296 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct

Subtask #4
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 292 KB Output is correct
2 Correct 0 ms 292 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 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 0 ms 292 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 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

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 296 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 292 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 288 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 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 300 KB Output is correct
21 Correct 1 ms 212 KB Output is correct

Subtask #6
31.0 / 31.0

# 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 292 KB Output is correct
5 Correct 0 ms 292 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 288 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 288 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 30 ms 2724 KB Output is correct
13 Correct 14 ms 1384 KB Output is correct
14 Correct 25 ms 2304 KB Output is correct
15 Correct 25 ms 2348 KB Output is correct