oj.uz

Submission #842405

# Submission time Handle Problem Language Result Execution time Memory
842405 2023-09-02T20:16:45 Z Tob Koala Game (APIO17_koala) C++14
47 / 100
 48 ms 592 KB 
#include <bits/stdc++.h>
#include "koala.h"

using namespace std;

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

int maxValue(int N, int W) {
    int arr[100] = {0}, r[100];
    vector <int> v;
    for (int i = 0; i < N; i++) {
        v.push_back(i);
    }
    while (v.size() > 1) {
        for (int i = 0; i < N; i++) arr[i] = 0;
        int siz = v.size();
        for (int i = 0; i < siz; i++) arr[v[i]] = N/siz;
        playRound(arr, r);
        v.clear();
        for (int i = 0; i < N; i++) if (r[i] > N/siz) v.push_back(i);
    }
    return v[0];
}

int greaterValue(int N, int W) {
    int arr[100] = {0}, r[100];
    int lo = 1, hi = 9;
    while (lo <= hi) {
        int mid = (lo + hi) / 2;
        fill(arr, arr+N, 0);
        arr[0] = arr[1] = mid;
        playRound(arr, r);
        if ((r[0] > mid) != (r[1] > mid)) return (r[0] < r[1]);
        if (r[0] <= mid && r[1] <= mid) hi = mid-1;
        else lo = mid+1;
    }

    return 0;
}

bool Cmp(int x, int y, int N) {
    int arr[100] = {0}, r[100];
    arr[x] = arr[y] = N;
    playRound(arr, r);
    return r[x] < r[y];
}
void Sort(vector <int>& v, int N) {
    int siz = v.size();
    if (siz == 1) return;
    vector <int> a, b;
    for (int i = 0; i < siz/2; i++) a.push_back(v[i]);
    for (int i = siz/2; i < siz; i++) b.push_back(v[i]);
    v.clear();
    Sort(a, N); Sort(b, N);
    //for (int i = 0; i < a.size(); i++) cout << a[i] << " "; cout << " -  ";
    //for (int i = 0; i < b.size(); i++) cout << b[i] << " "; cout << "\n";
    int x = 0, y = 0;
    for (; x < a.size() && y < b.size();) {
        if (Cmp(a[x], b[y], N)) v.push_back(a[x++]);
        else v.push_back(b[y++]);
    }
    for (; x < a.size(); x++) v.push_back(a[x]);
    for (; y < b.size(); y++) v.push_back(b[y]);
    //for (int i = 0; i < v.size(); i++) cout << v[i] << " "; cout << "\n";
}
void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        vector <int> v;
        for (int i = 0; i < N; i++) v.push_back(i);
        Sort(v, N);
        for (int i = 0; i < N; i++) P[v[i]] = i+1;
    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

Compilation message

koala.cpp: In function 'void Sort(std::vector<int>&, int)':
koala.cpp:64:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for (; x < a.size() && y < b.size();) {
      |            ~~^~~~~~~~~~
koala.cpp:64:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for (; x < a.size() && y < b.size();) {
      |                            ~~^~~~~~~~~~
koala.cpp:68:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   68 |     for (; x < a.size(); x++) v.push_back(a[x]);
      |            ~~^~~~~~~~~~
koala.cpp:69:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |     for (; y < b.size(); y++) v.push_back(b[y]);
      |            ~~^~~~~~~~~~

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 344 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 10 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 41 ms 468 KB Output is correct
2 Correct 48 ms 456 KB Output is correct
3 Correct 40 ms 464 KB Output is correct
4 Correct 40 ms 464 KB Output is correct
5 Correct 41 ms 464 KB Output is correct
6 Correct 41 ms 488 KB Output is correct
7 Correct 40 ms 464 KB Output is correct
8 Correct 40 ms 468 KB Output is correct
9 Correct 40 ms 464 KB Output is correct
10 Correct 39 ms 472 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 26 ms 592 KB Output is correct
3 Correct 26 ms 344 KB Output is correct
4 Correct 25 ms 344 KB Output is correct
5 Correct 26 ms 344 KB Output is correct
6 Correct 25 ms 344 KB Output is correct
7 Correct 24 ms 344 KB Output is correct
8 Correct 24 ms 448 KB Output is correct
9 Correct 24 ms 344 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 24 ms 448 KB Output is correct
12 Correct 16 ms 344 KB Output is correct
13 Correct 25 ms 344 KB Output is correct
14 Correct 22 ms 344 KB Output is correct
15 Correct 22 ms 344 KB Output is correct
16 Correct 22 ms 344 KB Output is correct
17 Correct 22 ms 344 KB Output is correct
18 Correct 23 ms 344 KB Output is correct
19 Correct 22 ms 344 KB Output is correct
20 Correct 22 ms 344 KB Output is correct

Subtask #5
0 / 53.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -