#include <iostream> #include <string> using std::cin; using std::cout; using std::string; string solve(int n) { switch(n) { case 1: return "1"; case 2: return "(1+1)"; case 3: return "(1+1+1)"; } return "(" + solve(n / 2) + "*(1+1)" + (n % 2 == 1 ? "+1" : "") + ")"; } int main() { std::ios_base::sync_with_stdio(false); int t; cin >> t; while(t--) { int n; cin >> n; cout << solve(n) << '\n'; } 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 | #include <iostream> #include <string> using std::cin; using std::cout; using std::string; string solve(int n) { switch(n) { case 1: return "1"; case 2: return "(1+1)"; case 3: return "(1+1+1)"; } return "(" + solve(n / 2) + "*(1+1)" + (n % 2 == 1 ? "+1" : "") + ")"; } int main() { std::ios_base::sync_with_stdio(false); int t; cin >> t; while(t--) { int n; cin >> n; cout << solve(n) << '\n'; } return 0; } |