제출 #1089821

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1089821		alexander707070	코알라 (APIO17_koala)	C++14	22 / 100	46 ms	492 KiB

koala

#include<bits/stdc++.h>
#define MAXN 107
#include "koala.h"

using namespace std;

int b[MAXN],r[MAXN];

int minValue(int N, int W) {
    b[0]=1;
    playRound(b,r);

    for(int i=0;i<N;i++){
        if(r[i]==0)return i;
    }
    return 0;
}

vector<int> can,best;

void reset(){
    best.clear(); can.clear();
    for(int i=0;i<100;i++)b[i]=0;
}

int maxValue(int N, int W) {
    reset();

    for(int i=0;i<50;i++){
        b[i]=2;
    }
    playRound(b,r);
    
    for(int i=0;i<50;i++){
        if(r[i]>=3)can.push_back(i);
    }

    for(int i=0;i<100;i++){
        if(i<50)b[i]=0;
        else b[i]=2;
    }
    playRound(b,r);
    
    for(int i=50;i<100;i++){
        if(r[i]>=3)can.push_back(i);
    }

    for(int i=0;i<100;i++)b[i]=0;
    cout<<can.size()<<":\n";
    for(int i:can)b[i]=3;

    playRound(b,r);

    for(int i:can){
        if(r[i]>=4)best.push_back(i);
    }

    for(int i=0;i<100;i++)b[i]=0;
    for(int i:best)b[i]=7;

    playRound(b,r);

    for(int i:best){
        if(r[i]>=8)return i;
    }
}

bool compare(int x,int y){
    for(int i=0;i<100;i++)b[i]=0;
    
    int ll=0,rr=10,tt;

    while(ll+1<rr){
        tt=(ll+rr)/2;

        b[x]=b[y]=tt;
        playRound(b,r);

        if(r[x]<tt and r[y]<tt){
            rr=tt;
        }else if(r[x]>=tt and r[y]>=tt){
            ll=tt;
        }else{
            if(r[x]>=tt)return false;
            else return true;
        }
    }

    return false;
}

int greaterValue(int N, int W) {

    if(compare(0,1))return 1;
    else return 0;
}

int order[MAXN];

void allValues(int N, int W, int *P) {
    for(int i=0;i<N;i++){
        order[i]=i;
    }

    sort(order,order+1,compare);

    for(int i=0;i<N;i++){
        P[order[i]]=i+1;
    }
}

컴파일 시 표준 에러 (stderr) 메시지

koala.cpp: In function 'int maxValue(int, int)':
koala.cpp:66:1: warning: control reaches end of non-void function [-Wreturn-type]
   66 | }
      | ^

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