Submission #1168901

#	Time	Username	Problem	Language	Result	Execution time	Memory
1168901		12345678	Koala Game (APIO17_koala)	C++20	30 / 100	89 ms	460 KiB

koala

#include "koala.h"
#include <bits/stdc++.h>

using namespace std;

const int nx=1e2+5;

int minValue(int N, int W) {
    int qrs[nx], ans[nx];
    for (int i=0; i<N; i++) qrs[i]=(i==0);
    playRound(qrs, ans);
    for (int i=1; i<N; i++) if (ans[i]==0) return i;
    return 0;
}

int maxValue(int N, int W) {
    int qrs[nx], ans[nx], per, t=4;
    vector<int> idx, nidx;
    for (int i=0; i<N;i ++) idx.push_back(i);
    while (t--)
    {
        per=W/idx.size();
        for (int i=0; i<N; i++) qrs[i]=0;
        for (auto x:idx) qrs[x]=per;
        playRound(qrs, ans);
        for (int i=0; i<N; i++) if (qrs[i]>0&&ans[i]>qrs[i]) nidx.push_back(i);
        idx=nidx;
        nidx.clear();
    }
    return idx[0];
}

int solve(int x, int *qrs, int *ans)
{
    qrs[0]=qrs[1]=x;
    playRound(qrs, ans);
    if (ans[0]<=qrs[0]||ans[1]<=qrs[1]) return 1;
    return 0;
}

int greaterValue(int N, int W) {
    int qrs[nx], ans[nx];
    for (int i=0; i<N; i++) qrs[i]=0;
    int l=1, r=10;
    while (l<r)
    {
        int md=(l+r)/2;
        if (solve(md, qrs, ans)) r=md;
        else l=md+1;
    }
    solve(l, qrs, ans);
    if (ans[0]>qrs[0]) return 0;
    else return 1;
}

void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        // TODO: Implement Subtask 4 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}

• Subtask 1: 4 / 4
• Subtask 2: 15 / 15
• Subtask 3: 11 / 18
• Subtask 4: 0 / 10
• Subtask 5: 0 / 53