#include <iostream> using namespace std; // #define DBG int decompose(int k, ostream& out) { if (k == 1) { out << "1"; return 1; } if (k == 2) { out << "(1+1)"; return 2; } if (k & 1) { out << "(1+"; int ones = decompose(k-1, out); out << ')'; return ones + 1; } // k&1 == 0 out << "(1+1)*"; return 2 + decompose(k/2, out); } int main() { ios_base::sync_with_stdio(false); int N, k; cin >> N; for (int i=0; i<N; ++i) { cin >> k; int ones = decompose(k, cout); #ifdef DBG cout << " // ones = " << ones; #endif cout << endl; } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | #include <iostream> using namespace std; // #define DBG int decompose(int k, ostream& out) { if (k == 1) { out << "1"; return 1; } if (k == 2) { out << "(1+1)"; return 2; } if (k & 1) { out << "(1+"; int ones = decompose(k-1, out); out << ')'; return ones + 1; } // k&1 == 0 out << "(1+1)*"; return 2 + decompose(k/2, out); } int main() { ios_base::sync_with_stdio(false); int N, k; cin >> N; for (int i=0; i<N; ++i) { cin >> k; int ones = decompose(k, cout); #ifdef DBG cout << " // ones = " << ones; #endif cout << endl; } return 0; } |