#include using namespace std; typedef long long ll; #define rep(i,n) for(int i=0;i<(n);i++) #define reps(i,f,n) for(int i=(f);i<(n);i++) int main(int argc, char const *argv[]) { int k; cin >> k; int n = 32; int m = 0; int start = 1, goal = 32; vector> v; reps(i, 1, 31)reps(j, i + 1, 32) { v.push_back(make_pair(i, j)); } for (int i = 0; i < 32; ++i) { if (k & (1 << i)) v.push_back(make_pair(i + 2, goal)); } printf("%d %d\n", goal, v.size()); for(auto u : v) printf("%d %d\n", u.first, u.second); return 0; }