Example #1
0
 /**/
 public static void main(string[] strarr)
 {
     while (!BinaryStdIn.IsEmpty)
     {
         int ch = (int)BinaryStdIn.readChar();
         BinaryStdOut.write((char)ch);
     }
     BinaryStdOut.flush();
 }
Example #2
0
 private static Node readTrie() {
     boolean isLeaf = BinaryStdIn.readBoolean();
     if (isLeaf) {
         return new Node(BinaryStdIn.readChar(), -1, null, null);
     }
     else {
         return new Node('\0', -1, readTrie(), readTrie());
     }
 }
Example #3
0
 /**
  * Reads a binary sequence from standard input; converts each two bits
  * to an 8-bit extended ASCII character over the alphabet { A, C, T, G };
  * and writes the results to standard output.
  */
 public static void expand() {
     Alphabet DNA = Alphabet.DNA;
     int n = BinaryStdIn.readInt();
     // Read two bits; write char. 
     for (int i = 0; i < n; i++) {
         char c = BinaryStdIn.readChar(2);
         BinaryStdOut.write(DNA.toChar(c), 8);
     }
     BinaryStdOut.close();
 }
Example #4
0
    /**
     * Reads in a sequence of bytes from standard input and writes
     * them to standard output using hexademical notation, k hex digits
     * per line, where k is given as a command-line integer (defaults
     * to 16 if no integer is specified); also writes the number
     * of bits.
     *
     * @param args the command-line arguments
     */
    public static void main(String[] args) {
        int bytesPerLine = 16;
        if (args.length == 1) {
            bytesPerLine = Integer.parseInt(args[0]);
        }

        int i;
        for (i = 0; !BinaryStdIn.isEmpty(); i++) {
            if (bytesPerLine == 0) {
                BinaryStdIn.readChar();
                continue;
            }
            if (i == 0) StdOut.printf("");
            else if (i % bytesPerLine == 0) StdOut.printf("\n", i);
            else StdOut.print(" ");
            char c = BinaryStdIn.readChar();
            StdOut.printf("%02x", c & 0xff);
        }
        if (bytesPerLine != 0) StdOut.println();
        StdOut.println((i*8) + " bits");
    }