include[HTML_REMOVED]

using namespace std;
const int N=100010;
int q[N];
int main()
{
int y,u;
cin>>y>>u;
for(int p=0;p[HTML_REMOVED]>x;
int l=0,r=y-1;
while(l[HTML_REMOVED]>1;
if(q[mid]>=x) r=mid;
else
l=mid+1;
}
if(q[l]!=x)
{
cout<<”-1 -1”<[HTML_REMOVED]>1;
if(q[mid]<=x) l=mid;
else
r=mid-1;

        }
        cout<<" "<<l<<endl;
    }



}





return 0;

}