добавление файлов

first-project/.gitignore → .gitignore

@@ -1,2 +1,2 @@
-.idea
+*.idea
 target

first-project/src/main/java/org/example/Main.java

@@ -1,33 +1,15 @@
 package org.example;
 
-public class Main {
+public class Main{
     public static void main(String[] args) {
-        int a = -1;
-        int b = 2;
-        double d = 2.2;
-        float f = 2.2f;
-        String s = "just-string";
-        boolean l = true;
-//        System.out.println(a + b);
-
-//        if (a > 0) {
-//            System.out.println(a);
-//        }else{
-//            System.out.println("a<=0");
-//        }
-//        int i = 0;
-//        while(i < 10){
-//            System.out.println(i);
-//            i++;
-//        }
-
-        Human human = new Human(30, 180);
-        Human human1 = new Human(29, 179);
-        Human baby1 = new Human(55);
-
-
-        System.out.println(baby1.olderThan18());
-        System.out.println(human.getAge());
-
+        treug treug1=new treug(2.1);
+        System.out.printf("Периметр треугольника: %.2f\n",treug1.getP());
+        System.out.printf("Площадь треугольника: %.2f\n",treug1.getS());
+        krug krug1=new krug(4);
+        System.out.printf("Периметр круга: %.2f\n",krug1.getP());
+        System.out.printf("Площадь круга: %.2f\n",krug1.getS());
+        prymoug prymoug1=new prymoug(3,4);
+        System.out.printf("Периметр прямоульника: %.2f\n",prymoug1.getP());
+        System.out.printf("Площадь прямоугольника: %.2f\n",prymoug1.getS());
     }
 }

first-project/src/main/java/org/example/krug.java

@@ -0,0 +1,34 @@
+package org.example;
+
+public class krug {
+    private double r;
+    private double s;
+    private double p;
+    public krug(double r){
+        if(r<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.r=r;
+        p=2*3.14*r;
+        s=3.14*r*r;
+    }
+
+    public double getR() {
+        return r;
+    }
+
+    public void setR(double r) {
+        if(r<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.r = r;
+    }
+
+    public double getS() {
+        return s;
+    }
+
+    public double getP() {
+        return p;
+    }
+}

first-project/src/main/java/org/example/prymoug.java

@@ -0,0 +1,49 @@
+package org.example;
+public class prymoug {
+    private double a;
+    private double b;
+    private double s;
+    private double p;
+    public prymoug(double a,double b){
+        if(a<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        if(b<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.a=a;
+        this.b=b;
+        p=(a+b)*2;
+        s=a*b;
+    }
+
+    public double getA() {
+        return a;
+    }
+
+    public void setA(double a) {
+        if(a<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.a = a;
+    }
+
+    public double getB() {
+        return b;
+    }
+
+    public void setB(double b) {
+        if(b<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.b = b;
+    }
+
+    public double getS() {
+        return s;
+    }
+
+    public double getP() {
+        return p;
+    }
+}

first-project/src/main/java/org/example/treug.java

@@ -0,0 +1,34 @@
+package org.example;
+public class treug {
+    private double a;
+    private double s;
+    private double p;
+    public treug(double a){
+        if(a<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.a=a;
+        p=3*a;
+        s=(Math.pow(3,0.5)*a*a)/2;
+    }
+
+    public void setA(double a) {
+        if(a<0){
+            throw new RuntimeException("There is no figure with such parameters.");
+        }
+        this.a = a;
+    }
+
+    public double getA() {
+        return a;
+    }
+
+    public double getS() {
+        return s;
+    }
+
+    public double getP() {
+        return p;
+    }
+}
+