please explain this code. Please explain Hang method line by line. and please also add somemethod or statement that keeps track of letter that user tried. like"You tried x,y,z

1 import java.util.Scanner; 2 3 public class Hangmans 4 { 5 6 private static String[] words = {"min jae", "south county", "chuck", "computer science"}; 7 private static String word = words[(int) (Math.random() * words.length)]; 8 private static String guessWord = new String(new char[word.length()]).replace("\0", "*"); 9 private static int count = 0; 10 11 public static void main(String[] args) 12 { 13 Scanner sc = new Scanner(System.in); 14 15 while (count < 7 && guessWord.contains("*")) 16 { 17 System.out.println(); 18 System.out.println("Guess a letter"); 19 System.out.println("HINT: There can be space between a word and there is no upper case"); 20 21 System.out.println(guessWord); 22 String guess = sc.nextLine(); 23 24 hang(guess); 25 } 26 sc.close(); 27 } 28 29 public static void hang(String guess) 30 { 31 String newWord = ""; 32 for (int i = 0; i < word.length(); i++) 33 { 34 //comparing if input word is in the letter// 35 if (word.charAt(i) == guess.charAt(0)) 36 { 37 newWord += guess.charAt(0); 38 } 39 // 40 else if (guessWord.charAt(i) != '*') 41 { 42 newWord += word.charAt(i); 43 } 44 else 45 { 46 newWord += "*"; 47 } 48 } 49 50 //if the input word is wrong(nothing has changed), raise the count and call execution method// 51 if (guessWord.equals(newWord)) 52 { 53 count++; 54 System.out.println("word you tried : " + guess); 55 execution(); 56 } 57 //correct guess 58 else 59 { 60 guessWord = newWord; 61 } 62 //if player gets all letter correct// 63 if (guessWord.equals(word)) 64 { 65 System.out.println("Correct. The word was " + word); 66 } 67 } 68 69 public static void execution() 70 { 71 if (count == 1) 72 { 73 System.out.println("Wrong"); 74 System.out.println(); 75 System.out.println(); 76 System.out.println(); 77 System.out.println(); 78 System.out.println("_______"); 79 System.out.println(); 80 } 81 if (count == 2) 82 { 83 System.out.println("Wrong"); 84 System.out.println(" |"); 85 System.out.println(" |"); 86 System.out.println(" |"); 87 System.out.println(" |"); 88 System.out.println(" |"); 89 System.out.println(" |"); 90 System.out.println(" |"); 91 System.out.println("___|___"); 92 } 93 if (count == 3) 94 { 95 System.out.println("Wrong"); 96 System.out.println(" ____________"); 97 System.out.println(" |"); 98 System.out.println(" |"); 99 System.out.println(" |"); 100 System.out.println(" |"); 101 System.out.println(" |"); 102 System.out.println(" |"); 103 System.out.println(" | "); 104 System.out.println("___|___"); 105 } 106 if (count == 4) 107 { 108 System.out.println("Wrong"); 109 System.out.println(" ____________"); 110 System.out.println(" | _|_"); 111 System.out.println(" | / \\"); 112 System.out.println(" | | |"); 113 System.out.println(" | \\_ _/"); 114 System.out.println(" |"); 115 System.out.println(" |"); 116 System.out.println(" |"); 117 System.out.println("___|___"); 118 } 119 if (count == 5) 120 { 121 System.out.println("Wrong"); 122 System.out.println(" ____________"); 123 System.out.println(" | _|_"); 124 System.out.println(" | / \\"); 125 System.out.println(" | | |"); 126 System.out.println(" | \\_ _/"); 127 System.out.println(" | |"); 128 System.out.println(" | |"); 129 System.out.println(" |"); 130 System.out.println("___|___"); 131 } 132 if (count == 6) 133 { 134 System.out.println("Wrong"); 135 System.out.println(" ____________"); 136 System.out.println(" | _|_"); 137 System.out.println(" | / \\"); 138 System.out.println(" | | |"); 139 System.out.println(" | \\_ _/"); 140 System.out.println(" | |"); 141 System.out.println(" | |"); 142 System.out.println(" | / \\ "); 143 System.out.println("___|___ / \\"); 144 } 145 if (count == 7) 146 { 147 System.out.println("You just killed him lol lol lol lol lol"); 148 System.out.println(" ____________"); 149 System.out.println(" | _|_"); 150 System.out.println(" | / \\"); 151 System.out.println(" | | |"); 152 System.out.println(" | \\_ _/"); 153 System.out.println(" | _|_"); 154 System.out.println(" | / | \\"); 155 System.out.println(" | / \\ "); 156 System.out.println("___|___ / \\"); 157 System.out.println("The word was " + word); 158 } 159 }