#include<bits/stdc++.h> using namespace std; int l,o,m; queue man; queue noman; int main(){ cin>>l>>o; cin>>m; for(int i=1;i<=l;i++){ man.push(i); } for(int i=1;i<=o;i++){ noman.push(i); } for(int j=1;j<=m;j++){ cout<<man.front()<<' '<<noman.front()<<endl; man.push(man.front()); man.pop(); noman.push(noman.front()); noman.pop(); }

return 0;

}

#include<bits/stdc++.h>

using namespace std;

queue q,p; //q是man,p是nv

int man,nv,qm,cnt=0,qmd;

int main(){

cin>>man>>nv>>qm;
qmd=qm;
while(qm--){
	cnt++;
	if(cnt%man){
		q.push(cnt%man);
	}
	else{
		q.push(man);
	}
	if(cnt%nv){
		p.push(cnt%nv);
	}
	else{
		p.push(nv);
	}
	cout<<q.front()<<" "<<p.front()<<endl;
	q.pop();
	p.pop();
}
return 0;

}