#include "testlib.h" #include #include #include using namespace std; int main(int argc, char* argv[]) { registerGen(argc, argv, 1); // Small number of customers int N = rnd.next(1, 10); vector tips(N); // Hyper-parameter: pick a pattern for diversity vector types = { "random", "equal", "smallRange", "bigRange", "almostSmall", "asc", "desc", "sawtooth" }; string type = rnd.any(types); if (type == "random") { for (int i = 0; i < N; i++) tips[i] = rnd.next(1, 20); } else if (type == "equal") { int v = rnd.next(1, 20); for (int i = 0; i < N; i++) tips[i] = v; } else if (type == "smallRange") { int lo = rnd.next(1, 5); int hi = rnd.next(lo, 10); for (int i = 0; i < N; i++) tips[i] = rnd.next(lo, hi); } else if (type == "bigRange") { int lo = rnd.next(1, 20); int hi = rnd.next(lo, 100000); for (int i = 0; i < N; i++) tips[i] = rnd.next(lo, hi); } else if (type == "almostSmall") { if (N >= 2) { for (int i = 0; i < N-1; i++) tips[i] = rnd.next(1, 3); tips[N-1] = rnd.next(10, 100); shuffle(tips.begin(), tips.end()); } else { tips[0] = rnd.next(1, 100); } } else if (type == "asc" || type == "desc") { for (int i = 0; i < N; i++) tips[i] = rnd.next(1, 100); sort(tips.begin(), tips.end()); if (type == "desc") reverse(tips.begin(), tips.end()); } else if (type == "sawtooth") { for (int i = 0; i < N; i++) { if (i % 2 == 0) tips[i] = rnd.next(1, 5); else tips[i] = rnd.next(10, 20); } } // Output in required format println(N); for (int x : tips) println(x); return 0; }

코드 #2846