Submission #277112

#	Time	Username	Problem	Language	Result	Execution time	Memory
277112		Marlov	Treasure (different grader from official contest) (CEOI13_treasure2)	C++14	Compilation error	0 ms	0 KiB

treasure

/*
Code by @marlov       
*/
#include "treasure.h"

#define maxN 105

int N;
int grid[maxN][maxN];

void bs(int x1,int y1,int x2,int y2){
    if(x1==x2||y1==y2) return;

    int num=countTreasure(x1+1,y1+1,x2,y2);
    cin>>num;
    if(num==0) return;
    if(x1+1==x2&&y1+1==y2){
        grid[x1][y1]=1;
        return;    
    }
    bs(x1,y1,(x1+x2)/2,(y1+y2)/2);
    bs((x1+x2)/2,y1,x2,(y1+y2)/2);
    bs(x1,(y1+y2)/2,(x1+x2)/2,y2);
    bs((x1+x2)/2,(y1+y2)/2,x2,y2);

}

void findTreasure(int gN){
//	ios_base::sync_with_stdio(0); cin.tie(0);
    N=gN;
    bs(0,0,N,N);
    cout<<"END"<<endl;
    for(int i=0;i<N;i++){
        for(int j=0;j<N;j++){
            if(grid[j][i]==1) Report(j,i);
        }
        cout<<endl;
    }
}

/* stuff you should look for
	* int overflow, array bounds
	* special cases (n=1,n=0?)
	* do smth instead of nothing and stay organized
*/

Compilation message (stderr)

treasure.cpp: In function 'void bs(int, int, int, int)':
treasure.cpp:15:5: error: 'cin' was not declared in this scope
   15 |     cin>>num;
      |     ^~~
treasure.cpp: In function 'void findTreasure(int)':
treasure.cpp:32:5: error: 'cout' was not declared in this scope
   32 |     cout<<"END"<<endl;
      |     ^~~~
treasure.cpp:32:18: error: 'endl' was not declared in this scope
   32 |     cout<<"END"<<endl;
      |                  ^~~~