This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
#define pii pair<int,int> 
#define fs first
#define sc second
int main(){
    int k;
    cin>>k;
    if(k>0){
        vector<pii> v;
        for(int i = 2;i<=k+2;i++){
            v.push_back({1,i});
            v.push_back({i,1000});
        }
        cout<<1000<<' '<<v.size()<<'\n';
        for(auto &i:v)cout<<i.fs<<' '<<i.sc<<'\n';
    }
    return 0;
}
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