oj.uz

Submission #984269

# Submission time Handle Problem Language Result Execution time Memory
984269 2024-05-16T12:19:15 Z Unforgettablepl Koala Game (APIO17_koala) C++17
77 / 100
 40 ms 600 KB 
#include <bits/stdc++.h>
using namespace std;

//#define int long long

void playRound(int *B, int *R);

int minValue(int N, int W) {
    int arr[100];fill(arr,arr+100,0);
    int res[100];fill(res,res+100,0);
    arr[0] = 1;
    playRound(arr,res);
    for(int i=0;i<N;i++)if(res[i]<=arr[i])return i;
}

int maxValue(int N, int W) {
    vector<int> poss(N);iota(poss.begin(), poss.end(),0);
    while(poss.size()>1){
        int arr[100];fill(arr,arr+100,0);
        int res[100];fill(res,res+100,0);
        int distrib = W/poss.size();
        for(int&i:poss)arr[i]=distrib;
        playRound(arr,res);
        poss.clear();
        for(int i=0;i<N;i++)if(arr[i] and res[i]>arr[i])poss.emplace_back(i);
    }
    return poss[0];
}

bool lessth(int a,int b,bool second_way=false){
    if(second_way){
        int arr[100];
        fill(arr, arr + 100, 0);
        int res[100];
        fill(res, res + 100, 0);
        arr[a] = arr[b] = 100;
        playRound(arr,res);
        return res[b] > arr[b];
    }
    int lo = 1, hi = 13;
    while (true) {
        int mid = (lo + hi) / 2;
        if(mid>8){hi=mid-1;}
        int arr[100];
        fill(arr, arr + 100, 0);
        int res[100];
        fill(res, res + 100, 0);
        arr[a] = arr[b] = mid;
        playRound(arr, res);
        bool zerogud = res[a] > arr[a];
        bool onegud = res[b] > arr[b];
        if (zerogud == onegud) {
            if (zerogud) {
                lo = mid + 1;
            } else {
                hi = mid - 1;
            }
            continue;
        }
        return onegud;
    }
}

int greaterValue(int N, int W) {
    return lessth(0,1);
}

void allValues(int N, int W, int *P) {
    bool second_way = 2*N==W;
    vector<int> permutation;
    for(int i=0;i<N;i++){
        int x = 0;
        for(int jump=64;jump;jump/=2){
            if(x+jump>permutation.size())continue;
            if(lessth(permutation[x+jump-1],i,second_way))x+=jump;
        }
        permutation.insert(permutation.begin()+x,i);
    }
    for(int i=0;i<N;i++){
        P[permutation[i]]=i+1;
    }
}

Compilation message

koala.cpp: In function 'void allValues(int, int, int*)':
koala.cpp:74:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |             if(x+jump>permutation.size())continue;
      |                ~~~~~~^~~~~~~~~~~~~~~~~~~
koala.cpp: In function 'int minValue(int, int)':
koala.cpp:14:1: warning: control reaches end of non-void function [-Wreturn-type]
   14 | }
      | ^

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 3 ms 452 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 3 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 344 KB Output is correct
2 Correct 10 ms 344 KB Output is correct
3 Correct 10 ms 344 KB Output is correct
4 Correct 10 ms 344 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 480 KB Output is correct
2 Correct 38 ms 460 KB Output is correct
3 Correct 35 ms 468 KB Output is correct
4 Correct 33 ms 472 KB Output is correct
5 Correct 33 ms 468 KB Output is correct
6 Correct 40 ms 464 KB Output is correct
7 Correct 33 ms 464 KB Output is correct
8 Correct 33 ms 472 KB Output is correct
9 Correct 33 ms 468 KB Output is correct
10 Correct 33 ms 468 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 344 KB Output is correct
2 Correct 25 ms 448 KB Output is correct
3 Correct 25 ms 448 KB Output is correct
4 Correct 25 ms 344 KB Output is correct
5 Correct 25 ms 344 KB Output is correct
6 Correct 25 ms 344 KB Output is correct
7 Correct 25 ms 452 KB Output is correct
8 Correct 25 ms 344 KB Output is correct
9 Correct 25 ms 344 KB Output is correct
10 Correct 25 ms 344 KB Output is correct
11 Correct 25 ms 344 KB Output is correct
12 Correct 25 ms 444 KB Output is correct
13 Correct 25 ms 344 KB Output is correct
14 Correct 25 ms 344 KB Output is correct
15 Correct 26 ms 344 KB Output is correct
16 Correct 24 ms 340 KB Output is correct
17 Correct 25 ms 444 KB Output is correct
18 Correct 24 ms 344 KB Output is correct
19 Correct 25 ms 352 KB Output is correct
20 Correct 25 ms 344 KB Output is correct

Subtask #5
30.0 / 53.0

# Verdict Execution time Memory Grader output
1 Partially correct 10 ms 344 KB Output is partially correct
2 Partially correct 15 ms 344 KB Output is partially correct
3 Partially correct 16 ms 344 KB Output is partially correct
4 Partially correct 15 ms 344 KB Output is partially correct
5 Partially correct 15 ms 448 KB Output is partially correct
6 Partially correct 16 ms 344 KB Output is partially correct
7 Partially correct 15 ms 448 KB Output is partially correct
8 Partially correct 15 ms 344 KB Output is partially correct
9 Partially correct 15 ms 448 KB Output is partially correct
10 Partially correct 15 ms 344 KB Output is partially correct
11 Partially correct 20 ms 344 KB Output is partially correct
12 Partially correct 15 ms 448 KB Output is partially correct
13 Partially correct 15 ms 600 KB Output is partially correct
14 Partially correct 15 ms 448 KB Output is partially correct
15 Partially correct 15 ms 344 KB Output is partially correct
16 Partially correct 15 ms 448 KB Output is partially correct
17 Partially correct 15 ms 344 KB Output is partially correct
18 Partially correct 15 ms 452 KB Output is partially correct
19 Partially correct 15 ms 344 KB Output is partially correct
20 Partially correct 15 ms 444 KB Output is partially correct
21 Partially correct 15 ms 344 KB Output is partially correct
22 Partially correct 15 ms 344 KB Output is partially correct
23 Partially correct 15 ms 344 KB Output is partially correct
24 Partially correct 15 ms 344 KB Output is partially correct
25 Partially correct 15 ms 344 KB Output is partially correct
26 Partially correct 16 ms 344 KB Output is partially correct
27 Partially correct 15 ms 344 KB Output is partially correct
28 Partially correct 15 ms 344 KB Output is partially correct
29 Partially correct 15 ms 344 KB Output is partially correct
30 Partially correct 15 ms 344 KB Output is partially correct
31 Partially correct 15 ms 344 KB Output is partially correct
32 Partially correct 17 ms 456 KB Output is partially correct
33 Partially correct 18 ms 344 KB Output is partially correct
34 Partially correct 15 ms 452 KB Output is partially correct
35 Partially correct 15 ms 344 KB Output is partially correct
36 Partially correct 15 ms 344 KB Output is partially correct
37 Partially correct 15 ms 344 KB Output is partially correct
38 Partially correct 16 ms 344 KB Output is partially correct
39 Partially correct 15 ms 344 KB Output is partially correct
40 Partially correct 16 ms 448 KB Output is partially correct