oj.uz

Submission #256467

# Submission time Handle Problem Language Result Execution time Memory
256467 2020-08-02T17:54:30 Z maximath_1 Koala Game (APIO17_koala) C++11
100 / 100
 79 ms 512 KB 
#include "koala.h"
#include <bits/stdc++.h>
using namespace std;
 
int a[105], b[105];
 
int minValue(int n, int w){
    for(int i = 1; i < n; i ++)
        a[i] = 0;
    a[0] = 1;
    playRound(a, b);
    for(int i = 0; i < n; i ++)
        if(a[i] >= b[i]) return i;
    return 0;
}
 
vector<int> large;
int maxValue(int n, int w){
    large.clear();
    for(int i = 0; i < n; i ++)
        large.push_back(i);
    for(; large.size() > 1;){
        for(int i = 0; i < n; i ++)
            a[i] = 0;
        int ct = w / large.size();
        for(int i : large)
            a[i] = ct;
 
        playRound(a, b);
 
        large.clear();
        for(int i = 0; i < n; i ++)
            if(b[i] > ct)
                large.push_back(i);
    }
    return large[0];
}
 
int n, w;
bool cmp(int x, int y){
    int lf = 1, rg = min(w / 2, 12);
    for(int md; lf <= rg;){
        md = (lf + rg) / 2;
        for(int i = 0; i < n; i ++)
            a[i] = 0;
        a[x] = a[y] = md;
        playRound(a, b);
        bool gt0 = b[x] > a[x];
        bool gt1 = b[y] > a[y];
        if(gt0 == gt1){
            if(gt1) lf = md + 1;
            else rg = md - 1;
        }else{
            if(gt1) return 1;
            else return 0;
        }
    }
    return 0;
}
 
int greaterValue(int N, int W){
    n = N, w = W;
    return cmp(0, 1);
}
 
int every[105];
 
void solve(int n, int w, vector<int> v, int l, int r){
    if(l > r) return;
    if(l == r) return void(every[v[0]] = l);
    int ct = min((int)sqrt(2 * l), min(w / (r - l + 1), 8));
 
    for(int i = 0; i < n; i ++)
        a[i] = 0;
    for(int i : v)
        a[i] = ct;
    playRound(a, b);
    vector<int> lf, rg;
    for(int i : v){
        if(b[i] > ct) rg.push_back(i);
        else lf.push_back(i);
    }
 
    solve(n, w, lf, l, l + (int)lf.size() - 1);
    solve(n, w, rg, r - (int)rg.size() + 1, r);
}
 
void allValues(int N, int W, int *P){
    n = N, w = W;
    if(W == N * 2){
        //sub4
        vector<int> tmp(n);
        for(int i = 0; i < n; i ++)
            tmp[i] = i;
        stable_sort(tmp.begin(), tmp.end(), [&](int x, int y){
            for(int i = 0; i < n; i ++) a[i] = 0;
            a[x] = a[y] = n;
            playRound(a, b);
            return b[x] < b[y];
        });
        for(int i = 0; i < n; i ++){
            for(int j = 0; j < n; j ++)
                if(tmp[j] == i) P[i] = j + 1;
        }
    }else{
        //sub5
        vector<int> v(n);
        iota(v.begin(), v.end(), 0);
        solve(n, w, v, 1, n);
        for(int i = 0; i < n; i ++)
            P[i] = every[i];
    }
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 384 KB Output is correct
2 Correct 17 ms 384 KB Output is correct
3 Correct 17 ms 384 KB Output is correct
4 Correct 17 ms 384 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 384 KB Output is correct
2 Correct 79 ms 384 KB Output is correct
3 Correct 63 ms 384 KB Output is correct
4 Correct 63 ms 384 KB Output is correct
5 Correct 64 ms 384 KB Output is correct
6 Correct 64 ms 384 KB Output is correct
7 Correct 64 ms 384 KB Output is correct
8 Correct 69 ms 504 KB Output is correct
9 Correct 64 ms 384 KB Output is correct
10 Correct 63 ms 384 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 384 KB Output is correct
2 Correct 49 ms 384 KB Output is correct
3 Correct 49 ms 384 KB Output is correct
4 Correct 47 ms 376 KB Output is correct
5 Correct 47 ms 376 KB Output is correct
6 Correct 48 ms 384 KB Output is correct
7 Correct 48 ms 384 KB Output is correct
8 Correct 47 ms 376 KB Output is correct
9 Correct 47 ms 384 KB Output is correct
10 Correct 45 ms 384 KB Output is correct
11 Correct 51 ms 504 KB Output is correct
12 Correct 21 ms 384 KB Output is correct
13 Correct 45 ms 376 KB Output is correct
14 Correct 42 ms 384 KB Output is correct
15 Correct 42 ms 376 KB Output is correct
16 Correct 46 ms 384 KB Output is correct
17 Correct 43 ms 384 KB Output is correct
18 Correct 44 ms 504 KB Output is correct
19 Correct 44 ms 384 KB Output is correct
20 Correct 48 ms 376 KB Output is correct

Subtask #5
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 6 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 4 ms 384 KB Output is correct
17 Correct 4 ms 384 KB Output is correct
18 Correct 4 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 6 ms 384 KB Output is correct
22 Correct 6 ms 384 KB Output is correct
23 Correct 4 ms 384 KB Output is correct
24 Correct 4 ms 384 KB Output is correct
25 Correct 4 ms 384 KB Output is correct
26 Correct 4 ms 384 KB Output is correct
27 Correct 4 ms 384 KB Output is correct
28 Correct 4 ms 384 KB Output is correct
29 Correct 4 ms 384 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 4 ms 384 KB Output is correct
32 Correct 4 ms 384 KB Output is correct
33 Correct 6 ms 384 KB Output is correct
34 Correct 4 ms 384 KB Output is correct
35 Correct 4 ms 384 KB Output is correct
36 Correct 4 ms 384 KB Output is correct
37 Correct 4 ms 384 KB Output is correct
38 Correct 4 ms 384 KB Output is correct
39 Correct 4 ms 384 KB Output is correct
40 Correct 5 ms 384 KB Output is correct