ALEXANDRU ROTARU

_1_basics/src/main/java/code/_2_challenge/_1_fizzbuzz/FizzBuzz.java

@@ -20,7 +20,6 @@ public String fizzBuzz(int i) {
             s = String.valueOf(i);
         }
 
-
         return s;
     }
 
@@ -44,7 +43,6 @@ public String fizzBuzz2(int i) {
             s = String.valueOf(i);
         }
 
-
         return s;
     }
 }

_1_basics/src/main/java/code/_3_in_class/ClasaBunaZiua.java

@@ -0,0 +1,8 @@
+package code._3_in_class;
+
+public class ClasaBunaZiua {
+
+    public static void main(String[] args) {
+        System.out.println("Buna ziua!");
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/fizz_buzz/Correlation.java

@@ -0,0 +1,17 @@
+package code._4_student_effort.fizz_buzz;
+
+public class Correlation {
+    private Integer number;
+    private String word;
+
+    public Correlation (Integer number, String word) {
+        this.number = number;
+        this.word = word;
+    }
+    public Integer getNumber() {
+        return this.number;
+    }
+    public String getWord() {
+        return this.word;
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/fizz_buzz/Fizz2.java

@@ -0,0 +1,50 @@
+package code._4_student_effort.fizz_buzz;
+
+public class Fizz2 {
+
+    public String fizz (int i) {
+        String s = "";
+
+        Correlation[] correlations = {
+                new Correlation(3, "Fizz"),
+                new Correlation(5, "Buzz"),
+        };
+
+        boolean isDivisible = false;
+        for(Correlation correlation : correlations) {
+            if(i % correlation.getNumber() == 0) {
+                isDivisible = true;
+                s += correlation.getWord();
+            }
+        }
+
+        if(!isDivisible) {
+            s = String.valueOf(i);
+        }
+
+        return s;
+    }
+    public String fizz2(int i) {
+        String s = "";
+        Correlation[] correlations = {
+                new Correlation(3, "Fizz"),
+                new Correlation(5, "Buzz"),
+                new Correlation(7, "Rizz"),
+                new Correlation(11, "Jazz"),
+        };
+
+        boolean isDivisible = false;
+        for(Correlation correlation : correlations) {
+            if(i % correlation.getNumber() == 0) {
+                isDivisible = true;
+                s+= correlation.getWord();
+            }
+        }
+
+        if(!isDivisible) {
+            s = String.valueOf(i);
+        }
+
+        return s;
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/fizz_buzz/Fizz_Buzz.java

@@ -0,0 +1,24 @@
+package code._4_student_effort.fizz_buzz;
+// basic implementation
+//
+public class Fizz_Buzz {
+    public static void main(String[] args) {
+        for(int i = 1; i < 101; i++) {
+            if (i % 3 == 0 && i % 5 == 0) {
+                System.out.println("FizzBuzz");
+            } else if (i % 5 == 0) {
+                System.out.println("Buzz");
+            } else if (i % 3 == 0) {
+                System.out.println("Fizz");
+            } else if(i % 7 == 0) {
+                System.out.println("Rizz");
+            } else if(i % 11 == 0) {
+                System.out.println("Jazz");
+            }
+            else {
+                System.out.println(i);
+            }
+
+        }
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/fizz_buzz/Main.java

@@ -0,0 +1,18 @@
+package code._4_student_effort.fizz_buzz;
+
+public class Main {
+
+    public static void main(String[] args) {
+        Fizz2 test_obj = new Fizz2();
+        String s;
+        for(int i = 1; i < 101; i++) {
+            s = test_obj.fizz(i);
+            System.out.print(s + " ");
+        }
+        System.out.println();
+        for(int i = 1; i < 101; i++) {
+            s = test_obj.fizz2(i);
+            System.out.print(s + " ");
+        }
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/foo_bar_qix/Correlation.java

@@ -0,0 +1,19 @@
+package code._4_student_effort.foo_bar_qix;
+
+public class Correlation {
+    private Integer number;
+    private String word;
+
+    public Correlation(Integer number, String word) {
+        this.number = number;
+        this.word = word;
+    }
+
+    public Integer getNumber() {
+        return this.number;
+    }
+
+    public String getWord() {
+        return this.word;
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/foo_bar_qix/Foo_Bar_Qix.java

@@ -0,0 +1,63 @@
+package code._4_student_effort.foo_bar_qix;
+
+public class Foo_Bar_Qix {
+    public String compute(int i) {
+        String s = "";
+
+        Correlation[] correlations = {
+                new Correlation(3, "Foo"),
+                new Correlation(5, "Bar"),
+                new Correlation(7, "Qix"),
+        };
+        boolean isDivisible = false;
+        boolean contains = false;
+        for(Correlation correlation : correlations) {
+            if(i % correlation.getNumber() == 0) {
+                isDivisible = true;
+                s+=correlation.getWord();
+            }
+            int temp = i;
+            while(temp > 0) {
+                if(temp % 10 == correlation.getNumber()) {
+                    contains = true;
+                    s+=correlation.getWord();
+                }
+                temp /= 10;
+            }
+        }
+        if(!isDivisible && !contains) {
+            s = String.valueOf(i);
+        }
+        return s;
+    }
+
+    public String compute2(int i) {
+        String s = "";
+
+        Correlation[] correlations = {
+                new Correlation(3, "Foo"),
+                new Correlation(5, "Bar"),
+                new Correlation(7, "Qix"),
+        };
+
+        boolean isDivisible = false;
+        for(Correlation correlation : correlations) {
+            if(i % correlation.getNumber() == 0) {
+                isDivisible = true;
+                s+=correlation.getWord();
+            }
+
+        }
+
+        char[] digits = String.valueOf(i).toCharArray();
+        for(char digit : digits) {
+            if(digit == '3') {s+= "Foo";}
+            else if(digit == '5') {s+="Bar";}
+            else if(digit == '7') {s+= "Qix";}
+            else if(digit == '0') {s+="*"; }
+            else if(!isDivisible) {s+=digit;}
+        }
+
+        return s;
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/foo_bar_qix/Main.java

@@ -0,0 +1,20 @@
+package code._4_student_effort.foo_bar_qix;
+
+public class Main {
+    public static void main(String[] args) {
+        Foo_Bar_Qix test_obj = new Foo_Bar_Qix();
+        String s;
+//        for(int i = 1; i < 61; i++) {
+//            s = test_obj.compute(i);
+//            System.out.print(s + " ");
+//        }
+//      System.out.println();
+        System.out.println(test_obj.compute2(101));
+        s = test_obj.compute2(303);
+        System.out.println(s);
+        s = test_obj.compute2(105);
+        System.out.println(s);
+        s = test_obj.compute2(10101);
+        System.out.println(s);
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/package-info.java

@@ -0,0 +1 @@
+package code._4_student_effort;

_1_basics/src/main/java/code/_4_student_effort/pair_of_2/Main.java

@@ -0,0 +1,12 @@
+package code._4_student_effort.pair_of_2;
+
+public class Main {
+
+    public static void main(String[] args) {
+        Integer[] numbers = new Integer[]{3, 2, -3, -2, 3, 0};
+        Integer[] numbers1 = new Integer[]{1, 1, 0, -1, -1};
+        Integer[] numbers2 = new Integer[]{5, 9, -5, 7, -5};
+        PairOfTwo pairOfTwo = new PairOfTwo();
+        System.out.println(pairOfTwo.pairs(numbers2));
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/pair_of_2/PairOfTwo.java

@@ -0,0 +1,29 @@
+package code._4_student_effort.pair_of_2;
+
+public class PairOfTwo {
+
+    public Integer pairs(Integer[] numbers) {
+        Integer[] indexesInPairs = new Integer[numbers.length];
+        int pairs = 0;
+        int noOfIndexesInPairs = 0;
+
+        for(int i = 0; i < numbers.length - 1; i++) {
+            for(int j = i + 1; j < numbers.length; j++) {
+                boolean isInOtherPairs = false;
+                for(int k = 0; k < noOfIndexesInPairs; k++) {
+                    if(indexesInPairs[k] == i || indexesInPairs[k] == j) {
+                        isInOtherPairs = true;
+                        break;
+                    }
+                }
+                if(!isInOtherPairs && (numbers[i] + numbers[j] == 0)) {
+                    indexesInPairs[noOfIndexesInPairs++] = i;
+                    indexesInPairs[noOfIndexesInPairs++] = j;
+                    pairs++;
+                    break;
+                }
+            }
+        }
+        return pairs;
+    }
+}

_1_basics/src/main/java/code/_4_student_effort/pair_of_3/PairOfThree.java

@@ -0,0 +1,4 @@
+package code._4_student_effort.pair_of_3;
+
+public class PairOfThree {
+}

_2_oo/src/main/java/code/_3_in_class/Boxer.java

@@ -0,0 +1,35 @@
+package code._3_in_class;
+import java.util.Random;
+
+public class Boxer implements IBoxer {
+
+    String nume;
+    int health = 100;
+    int damagePerAttack = 10;
+
+    public Boxer(String nume, int health, int damagePerAttack) {
+        this.nume = nume;
+        this.health = health;
+        this.damagePerAttack = damagePerAttack;
+    }
+
+    public Boxer(String nume) {
+        this.nume = nume;
+    }
+
+    public void attack(Boxer opponent) {
+        int defendValue = this.damagePerAttack * this.defend() / 100;
+        opponent.health = opponent.health - this.damagePerAttack - defendValue;
+//        System.out.println(this.nume + " il ataca pe " + opponent.nume + " ");
+        System.out.println("defendValue: " + defendValue);
+        System.out.println("newHealth: " + opponent.health);
+    }
+    public int defend() {
+        Random random  = new Random();
+        int defendPercentage = random.nextInt(101);
+
+
+        return defendPercentage;
+
+    }
+}

_2_oo/src/main/java/code/_3_in_class/BruceLee.java

@@ -0,0 +1,12 @@
+package code._3_in_class;
+
+//public class BruceLee extends Boxer {
+//    public BruceLee(String nume, int health, int damagePerAttack) {
+//        super(nume, health, damagePerAttack);
+//    }
+//
+//    void attack(Boxer opponent) {
+//        opponent.health = 0;
+////        System.out.println(this.nume + " il ataca pe " + opponent.nume + " ");
+//    }
+//}

_2_oo/src/main/java/code/_3_in_class/Gloves.java

@@ -0,0 +1,11 @@
+package code._3_in_class;
+
+public class Gloves {
+
+    int size;
+    String color;
+    public Gloves(int size, String color) {
+        this.size = size;
+        this.color = color;
+    }
+}

_2_oo/src/main/java/code/_3_in_class/IBoxer.java

@@ -0,0 +1,7 @@
+package code._3_in_class;
+
+public interface IBoxer {
+
+    public void attack(Boxer opponent);
+    public int defend();
+}