#include<bits/stdc++.h>
using namespace std;
const int MaxN=5e5;
struct NODE{
	int id,x, y;
	bool operator<(const NODE rhs)const{
		return (x>rhs.x)? x>rhs.x : y>rhs.y ; }
} node[MaxN];
vector<NODE> ans;
 
int main(){
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
 
	int t,n,m,h,w;
	cin>>t>>n>>m;
	for(int i=0; i<t; i+=1){
		cin>>node[i].x>>node[i].y;
		node[i].id=i
	}
	h=node[m].x;
	w=node[m].y;
	sort(node,node+n);
	int uN=1; // Ｘ座標不重複的數量
	for(int i=1; i<n; i+=1){
		if( node[uN-1].x==node[i].x ){
			node[uN-1].y=max(node[uN-1].y,node[i].y);
		}else{ // node[uN-1].x!=node[i].x
			node[uN]=node[i];
			uN+=1;
		}
	}
	ans.push_back(node[0]);
	int nowY=node[0].y;
	for(int n=1; n<uN; n+=1){
		if( node[n].y<=nowY )
			continue;
		ans.push_back(node[n]);
		nowY=node[n].y;
	}
	cout<<"Case "<<t<<":\n";
	cout<<"Dominate Point: "<<ans.size()<<"\n";
	for(int i=ans.size()-1; 0<=i; i-=1)
		cout<<"("<<ans[i].x<<","<<ans[i].y<<")\n";
 
}

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MgozIDEKMSAxCjIgMwozIDIKNCAyCjEgMwoxIDEKMiAyCjMgMw==

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