1. 배열의 구조
2. 배열의 선언
3. 배열의 사용
4. 배열의 활용
public class Main {
public static void main(String[] args) {
int[] arr = {1,2,3};
System.out.print(arr[0]);
System.out.print(arr[1]);
System.out.print(arr[2]);
}
}
public class Main {
public static void main(String[] args) {
int[] arr = new int[3];
arr[0] = 1;
arr[1] = 2;
System.out.print(arr[0]);
System.out.print(arr[1]);
System.out.print(arr[2]);
}
}
public class Main {
public static void main(String[] args) {
int[][] arr = {{1,2,3},{4,5,6}};
System.out.print(arr[0][0]);
System.out.print(arr[0][1]);
System.out.print(arr[0][2]);
System.out.println();
System.out.print(arr[1][0]);
System.out.print(arr[1][1]);
System.out.print(arr[1][2]);
}
}
public class Main {
public static void main(String[] args) {
int[] arr = {1,2,3,4,5,6,7,8,9,10};
for(int i=0; i<arr.length; i++) {
System.out.println(arr[i]);
}
}
}
public class Main {
public static void main(String[] args) {
int[] arr = new int[10];
for(int i=0; i<arr.length; i++) {
arr[i] = i+1;
}
for (int i=0; i<arr.length; i++) {
System.out.println(arr[i]);
}
}
}
public class Main {
public static void main(String[] args) {
int[] arr = new int[5];
Scanner sc = new Scanner(System.in);
for (int i=0; i<arr.length; i++) {
arr[i] = sc.nextInt();
}
for (int i=0; i<arr.length; i++) {
for (int j=0; j<arr.length-1; j++) {
if (arr[j] > arr[j+1]) {
int temp = arr[j+1];
arr[j+1] = arr[j];
arr[j] = temp;
}
}
}
for(int i=0; i<arr.length; i++) {
System.out.println(arr[i]);
}
}
}
[Structure] Queue (First In First Out) (0) | 2021.11.07 |
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[Structure] Stack (Last In First Out) (0) | 2021.11.07 |