제출 #1180715

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1180715		omarrrr	코알라 (APIO17_koala)	C++20	컴파일 에러	0 ms	0 KiB

koala

#include "koala.h"





int B[100],R[100],N;
int minValue(int n,int w){
    for(int i=0;i<n;i++){
        B[i]=0;
        R[i]=0;
    }
    B[0]=1;
    playRound(B,R);
    for(int i=0;i<n;i++){
        if(R[i]==0){
            return i;
        }
    }
}

int maxValue(int n,int w){
    int tot=n;
    int x=w/tot;
    playRound(B,R);
    while(tot!=1){
        tot=0;
        for(int i=0;i<n;i++){
            if(R[i]>x){
                tot++;
            }
            B[i]=0;
        }
        x=w/tot;
        for(int i=0;i<n;i++){
            if(R[i]>x){
                B[i]=x;
            }
            B[i]=0;
        }
        playRound(B,R);
    }
}

int greaterValue(int n,int w){
    int l=1,r=13,mid;
    while(l<=r){
        mid=(l+r)/2;
        for(int i=0;i<n;i++){
            B[i]=0;
            R[i]=0;
        }
        B[0]=B[1]=mid;
        playRound(B,R);
        if(R[0]>R[1]){
            return 0;
        }else if(R[1]>R[0]){
            return 1;
        }else if(R[1]>mid){
            l=mid+1;
        }else{
            r=mid-1;
        }
    }
    return 0;
}

bool cmp(int x,int y){
    for(int i=0;i<N;i++){
        B[i]=0;
    }
    B[x]=B[y]=N;
    playRound(B,R);

    return (R[x]>R[y] ? x:y);

}

void allValues(int n,int w,int* p){
    N=n;
    vector<int>pos(n);
    for(int i=0;i<n;i++){
        pos[i]=i+1;
    }
    sort(pos.begin(),pos.end(),cmp);
    for(int i=0;i<n;i++){
        p[pos[i]]=i+1;
    }
}

컴파일 시 표준 에러 (stderr) 메시지

koala.cpp: In function 'int maxValue(int, int)':
koala.cpp:43:1: warning: no return statement in function returning non-void [-Wreturn-type]
   43 | }
      | ^
koala.cpp: In function 'void allValues(int, int, int*)':
koala.cpp:81:5: error: 'vector' was not declared in this scope
   81 |     vector<int>pos(n);
      |     ^~~~~~
koala.cpp:81:12: error: expected primary-expression before 'int'
   81 |     vector<int>pos(n);
      |            ^~~
koala.cpp:83:9: error: 'pos' was not declared in this scope
   83 |         pos[i]=i+1;
      |         ^~~
koala.cpp:85:10: error: 'pos' was not declared in this scope
   85 |     sort(pos.begin(),pos.end(),cmp);
      |          ^~~
koala.cpp:85:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   85 |     sort(pos.begin(),pos.end(),cmp);
      |     ^~~~
      |     short
koala.cpp: In function 'int minValue(int, int)':
koala.cpp:20:1: warning: control reaches end of non-void function [-Wreturn-type]
   20 | }
      | ^