Submission #1169952

#	Time	Username	Problem	Language	Result	Execution time	Memory
1169952		8pete8	Koala Game (APIO17_koala)	C++20	33 / 100	43 ms	460 KiB

koala

#include "koala.h"
#include<iostream>
using namespace std;

int minValue(int N, int W) {
    // TODO: Implement Subtask 1 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    int B[N],R[N];
    for(int i=0;i<N;i++)B[i]=R[i]=0;
    B[0]=1;
    playRound(B,R);
    for(int i=0;i<N;i++)if(R[i]==0)return i;
    return 0;
}

int maxValue(int N, int W) {
    // TODO: Implement Subtask 2 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    int B[N],R[N];
    for(int i=0;i<N;i++)B[i]=1,R[i]=0;
    int c=2;
    for(int j=0;j<10;j++){
        playRound(B,R);
        int x=0,y=0;
        for(int j=0;j<N;j++){
            if(R[j]>1)x++,y=j;
        }
        if(x==1)return y;
        c=(W/x);
        for(int j=0;j<N;j++){
            if(R[j]>1)B[j]=c,x++,y=j;
            else B[j]=0;
        }
        if(x==1)return y;
    }
    //5 3 2 1 6 4
    return 0;
}

int greaterValue(int N, int W) {
    // TODO: Implement Subtask 3 solution here.
    // You may leave this function unmodified if you are not attempting this
    // subtask.
    int B[N],R[N];
    int l=1,r=min(8,N/2);
    while(l<r){
        int mid=(l+r)/2;
        for(int i=0;i<N;i++)R[i]=B[i]=0;
        B[0]=B[1]=mid;
        playRound(B,R);
        if(R[0]>mid&&R[1]>mid)l=mid+1;
        else if(R[0]<=mid&&R[1]<=mid)r=mid-1;
        else return R[0]<R[1];
    }
    for(int i=0;i<N;i++)R[i]=B[i]=0;
    B[0]=B[1]=l;
    playRound(B,R);
    return R[0]<R[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: 14 / 18
• Subtask 4: 0 / 10
• Subtask 5: 0 / 53