1주차 Assignment - 이서영

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/.gitignore

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+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/first-java-assignment.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/src/assigns/Test1.java

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+package assigns;
+
+class Cylinder {
+    public double PI = 3.14;
+    int x, y;
+    double r;//
+    int height = 10;//
+    public Cylinder(int x, int y, double r) {
+       this.x = x;
+       this.y = y;
+       this.r = r; // 생성자1: 정수 인자 x, y 와 실수 인자 r을 전달 받아서 해당 필드 값을 초기화
+    }
+
+    public Cylinder(int x, int y, int height, double r) {
+        this.x = x;
+        this.y = y;
+        this.height = height;
+        this.r = r; // 생성자2: 정수 인자 x, y, height 와 실수 인자 r을 전달 받아서 해당 필드 값을 초기화
+    }
+
+    public double circleArea() {
+
+        return PI * r * r; // circleArea 메서드: PI를 이용하여 원의 면적 반환
+    }
+
+    public double volume() {
+        return PI * r * r * height;// volume 메서드: 면적과 높이를 이용하여 부피를 반환
+    }
+
+    public double surfaceArea() {
+        return 2 * PI * r * r + 2 * PI * r * height;// surfaceArea 메서드: PI를 이용하여 원기둥의 겉넓이를 반환
+    }
+
+    public Cylinder move(int dx, int dy) {
+        x += dx;
+        y += dy;
+        return this;// move 메서드: 정수 인자 dx, dy를 전달 받아서 원의 중심 좌표를 이동
+        // - 예: 필드 x가 1이고 dx가 10이면 x는 11로 변경되어야 함
+        // 객체 자신을 반환
+    }
+
+    void print() {
+
+        System.out.println("<" + x + "," + y + ":" + r + ">");
+
+    }
+}
+
+// 메인메서드 수행시 이렇게 출력되도록
+//<13,15:6.0>
+//113.04
+//1130.4
+//602.88
+//<17,25:10.0>
+//314.0
+//1570.0
+//942.0
+public class Test1 {
+    public static void main(String[] args) {
+        Cylinder c1 = new Cylinder(3,5, 6);
+        c1.move(10,10).print();
+        System.out.println(c1.circleArea());
+        System.out.println(c1.volume());
+        System.out.println(c1.surfaceArea());
+
+        Cylinder c2 = new Cylinder(5,8, 10, 5);
+        c2.move(12,17).print();
+        System.out.println(c2.circleArea());
+        System.out.println(c2.volume());
+        System.out.println(c2.surfaceArea());
+    }
+}

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/src/bj_10810/Main.java

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+package bj_10810;
+import java.util.Scanner;
+
+public class Main {
+
+    public static void main(String[] args) {
+
+        Scanner sc = new Scanner(System.in);
+
+        int N = sc.nextInt();
+        int[] arr = new int[N];
+        int M = sc.nextInt();
+
+        for (int i = 0; i < M; i++) {
+            int I = sc.nextInt();
+            int J = sc.nextInt();
+            int K = sc.nextInt();
+
+            for (int j = I - 1; j < J; j++) {
+                arr[j] = K;
+            }
+        }
+        for (int k = 0; k < arr.length; k++) {
+            System.out.print(arr[k] + " ");
+        }
+    }
+}

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/src/bj_11201/Main.java

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+package bj_11201;
+import java.util.Scanner;
+
+public class Main {
+    public static void main(String args[]) {
+
+        Scanner in = new Scanner(System.in);
+
+        int a = in.nextInt();
+
+        for (int i = 1; i <= a; i++) {
+            int c = in.nextInt();
+            int d = in.nextInt();
+
+            System.out.println("Case #" + i + ": " + (c + d));
+        }
+
+        in.close();
+    }
+}

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/src/bj_2439/Main.java

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+package bj_2439;
+import java.util.Scanner;
+public class Main {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+
+        int N = sc.nextInt();
+
+        for(int i = 1; i <= N; i++) {
+            for(int j = 1; j <= N - i; j++){
+                System.out.print(" ");
+            }
+            for(int k = 1; k <= i; k++){
+                System.out.print("*");
+            }
+            System.out.println();
+        }
+    }
+}

leeseoyoung/LikeLion-12th-backend-Assignmnet01/first-java-assignment/src/bj_2588/Main.java

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+package bj_2588;
+import java.util.Scanner;
+public class Main {
+
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+
+        int A = in.nextInt();
+        String B = in.next();
+
+        in.close();
+
+        System.out.println(A * (B.charAt(2) - '0'));
+        System.out.println(A * (B.charAt(1) - '0'));
+        System.out.println(A * (B.charAt(0) - '0'));
+        System.out.println(A * Integer.parseInt(B));
+
+    }
+}