#ifdef NACHIA // #define _GLIBCXX_DEBUG #else #define NDEBUG #endif #include #include #include #include #include #include #include #include #include using i64 = long long; using u64 = unsigned long long; #define rep(i,n) for(int i=0; i=0; i--) const i64 INF = 1001001001001001001; const char* yn(bool x){ return x ? "Yes" : "No"; } template void chmin(A& l, const A& r){ if(r < l) l = r; } template void chmax(A& l, const A& r){ if(l < r) l = r; } template using nega_queue = std::priority_queue,std::greater>; using Modint = atcoder::static_modint<998244353>; //#include "nachia/vec.hpp" using namespace std; void testcase(){ cout << "1002 1000\n"; cout << "1 100000\n"; cout << "1 100000\n"; cout << "1 150000\n"; for(int w=2; w<=1000; w++){ cout << w << " " << (w * 99999 + 40000) << "\n"; } } int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); #ifdef NACHIA int T; cin >> T; for(int t=0; t