/// <summary> /// Reads in two command-line arguments lo and hi and prints n uniformly /// random real numbers in [lo, hi) to standard output. /// </summary> /// <param name="args">the command-line arguments</param> private static void Test(string[] args) { // command-line arguments int n = int.Parse(args[0]); // for backward compatibility with Intro to Programming in Java version of RandomSeq if (args.Length == 1) { // generate and print n numbers between 0.0 and 1.0 for (int i = 0; i < n; i++) { double x = StdRandom.Uniform(); StdOut.Println(x); } } else if (args.Length == 3) { double lo = double.Parse(args[1]); double hi = double.Parse(args[2]); // generate and print n numbers between lo and hi for (int i = 0; i < n; i++) { double x = StdRandom.Uniform(lo, hi); StdOut.Printf("{0:f2}\n", x); } } else { throw new ArgumentException("Invalid number of arguments"); } }
/// <summary> /// Interactive test of basic functionality. /// </summary> /// <param name="args">the command-line arguments</param> private static void Test(string[] args) { StdOut.Print("Type a string: "); string s = ReadString(); StdOut.Println("Your string was: " + s); StdOut.Println(); StdOut.Print("Type an int: "); int a = ReadInt(); StdOut.Println("Your int was: " + a); StdOut.Println(); StdOut.Print("Type a boolean: "); bool b = ReadBool(); StdOut.Println("Your boolean was: " + b); StdOut.Println(); StdOut.Print("Type a double: "); double c = ReadDouble(); StdOut.Println("Your double was: " + c); StdOut.Println(); }
/// <summary> /// Unit tests the methods in this class. /// </summary> /// <param name="args">the command-line arguments</param> private static void Test(string[] args) { int n = int.Parse(args[0]); if (args.Length == 2) { Seed = long.Parse(args[1]); } double[] probabilities = { 0.5, 0.3, 0.1, 0.1 }; int[] frequencies = { 5, 3, 1, 1 }; string[] a = "A B C D E F G".Split(' '); StdOut.Println($"seed = {Seed}"); for (int i = 0; i < n; i++) { StdOut.Printf("{0, 2}", Uniform(100)); StdOut.Printf("{0,10:f5}", Uniform(10.0, 99.0)); StdOut.Printf("{0, 7}", Bernoulli(0.5)); StdOut.Printf("{0, 9:f5}", Gaussian(9.0, 0.2)); StdOut.Printf("{0, 3}", Discrete(probabilities)); StdOut.Printf("{0, 3}", Discrete(frequencies)); StdOut.Printf("{0, 13}", Uniform(100000000000L)); StdOut.Print(" "); Shuffle(a); foreach (string s in a) { StdOut.Print(s); } StdOut.Println(); } }
private static void Test(string[] args) { int[] whitelist = In.ReadInts(args[0]); Array.Sort(whitelist); while (!StdIn.IsEmpty) { int key = StdIn.ReadInt(); if (Rank(key, whitelist) == -1) { StdOut.Println(key); } } }
/// <summary> /// Reads in a sequence of real numbers from standard input and prints /// out their average to standard output. /// </summary> /// <param name="args">the command-line arguments</param> private static void Test(string[] args) { int count = 0; // number input values double sum = 0.0; // sum of input values // read data and compute statistics while (!StdIn.IsEmpty) { double value = StdIn.ReadDouble(); sum += value; count++; } // compute the average double average = sum / count; // print results StdOut.Println("Average is " + average); }