#include<bits/stdc++.h>
using namespace std;
#define int long long
int n;
const bool GRADING=false;
int m,ansx,ansy;
bool ck[999][999];
bool ask(int x,int y)
{
if(x<0||y<0||x>n||y>n) return false;
cout<<"examine "<<x<<" "<<y<<endl;
fflush(stdout);
if(!GRADING)
{
string res;
cin>>res;
return (res=="true");
}
else return ck[x][y];
}
void answer(int x,int y)
{
cout<<"solution "<<x<<" "<<y<<endl;
fflush(stdout);
}
signed main()
{
int x,y;
cin>>n>>x>>y;
if(GRADING)
{
cin>>m>>ansx>>ansy;
for(int i=-2;i<=2;i++) for(int j=-2;j<=2;j++) if(((i+j)%2+2)%2==0)
for(int k=ansx-m/2+m*i;k<=ansx+m/2+m*i;k++) for(int l=ansy-m/2+m*j;l<=ansy+m/2+m*j;l++)
ck[k][l]=true;
}
int l=0,r=n-x,px=0,py=0,lx=0,rx=0;
while(l<=r)
{
int mid=(l+r)/2;
if(ask(x+mid,y)&&ask(x+mid/2,y)&&ask(x+mid/4,y)) l=mid+1,px=mid;
else r=mid-1;
}
l=0,r=n-y;
while(l<=r)
{
int mid=(l+r)/2;
if(ask(x,y+mid)&&ask(x,y+mid/2)&&ask(x,y+mid/4)) l=mid+1,py=mid;
else r=mid-1;
}
x+=px,y+=py;
l=0,r=min(x-1,y-1);
while(l<=r)
{
int mid=(l+r)/2;
if(ask(x-mid,y-mid)) l=mid+1,lx=mid;
else r=mid-1;
}
l=0,r=min(n-x,n-y);
while(l<=r)
{
int mid=(l+r)/2;
if(ask(x+mid,y+mid)) l=mid+1,rx=mid;
else r=mid-1;
}
x=(x-lx+x+rx)/2,y=(y-lx+y+rx)/2;
l=0,r=min(x-1,n-y);
while(l<=r)
{
int mid=(l+r)/2;
if(ask(x-mid,y+mid)) l=mid+1,lx=mid;
else r=mid-1;
}
l=0,r=min(n-x,y-1);
while(l<=r)
{
int mid=(l+r)/2;
if(ask(x+mid,y-mid)) l=mid+1,rx=mid;
else r=mid-1;
}
x=(x-lx+x+rx)/2,y=(y-lx+y+rx)/2;
answer(x,y);
}
