Submission #1139959

#	Time	Username	Problem	Language	Result	Execution time	Memory
1139959		bestbest	Aliens (IOI07_aliens)	C++20	Compilation error	0 ms	0 KiB

aliens

#include <bits/stdc++.h>
using namespace std;
#define  en '\n'
#define  sp ' '
typedef long long ll;
#define Linux ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define pii pair<int,int>
#include "grader.cpp"


int bp(int l,int r,bool chk){//x==1,y==0
    while(l<r){
        int mid=(l+r)/2;
        if(examine(x+ (chk?mid:0) ,y+ (chk?0:mid) ))l=mid+1;
        else r=mid;
    }

    return l-1;
}

int bn(int l,int r,bool chk){//x==1,y==0
    while(l<r){
        int mid=(l+r)/2;
        if(examine(x- (chk?mid:0) ,y- (chk?0:mid) ))l=mid+1;
        else r=mid;
    }

    return l-1;
}



int main(){
    int n,mxr,mxl,myu,myd,x,y,ix,iy;
    int a=1,b=1;
    int mx,my;


    cin >> n >> x >> y;
    cout << endl;

    while (examine(x+a,y))a*=2;
    while (examine(x,y+b))b*=2;
    a/=2,b/=2;
    mxr=bp(a,a*2,1);
    myu+=bp(b,b*2,0);

    a=1,b=1;
    while (examine(x-a,y))a*=2;
    while (examine(x,y-b))b*=2;
    a/=2,b/=2;
    mxl=-bn(a,a*2,1);
    myd=-bn(b,b*2,0);

    
    mx=x+(mxr+mxl);
    my=y+(myu+myd);

    int si=mxr-mxl;

    int ax,ay;

    if(examine(mx+si*2,my+si*2) && examine(mx-si*2,my-si*2)){//mid
        ax=mx;
        ay=my;
    }
    else if(examine(mx+si*4,my-si*4)){//leftup
        ax=mx+si*2;
        ay=mx-si*2;
    }
    else if(examine(mx+si*4,my+si*4)){//leftdown
        ax=mx+si*2;
        ay=mx+si*2;
    }
    else if(examine(mx-si*4,my-si*4)){//rightup
        ax=mx-si*2;
        ay=mx-si*2;
    }
    else if(examine(mx-si*4,my+si*4)){//rightdown
        ax=mx-si*2;
        ay=mx+si*2;
    }
    else if(examine(mx-si,my+si) && examine(mx+si*3,my-si*3)){//lilleftup
        ax=mx+si;
        ay=mx-si;
    }
    else if(examine(mx-si,my-si) && examine(mx+si*3,my=si*3)){//lilleftdown
        ax=mx+si;
        ay=mx+si;
    }
    else if(examine(mx+si,my+si) && examine(mx-si*3,my-si*3)){//lilrightup
        ax=mx-si;
        ay=mx-si;
    }
    else if(examine(mx+si,my-si) && examine(mx-si*3,my+si*3)){//lilrightdown
        ax=mx-si;
        ay=mx+si;
    }
    
    //cout << ax << sp << ay;
    solution(ax,ay);
    
    return 0;
}

Compilation message (stderr)

aliens.cpp:8:10: fatal error: grader.cpp: No such file or directory
    8 | #include "grader.cpp"
      |          ^~~~~~~~~~~~
compilation terminated.