├── M10.java ├── M11.java ├── M12.java ├── M13.java ├── M14.java ├── M15.java ├── M16.java ├── M17.java ├── M18.java ├── M19.java ├── M2.java ├── M20.java ├── M21.java ├── M22.java ├── M23.java ├── M24.java ├── M25.java ├── M250.java ├── M26.java ├── M27.java ├── M28.java ├── M29.java ├── M3.java ├── M30.java ├── M4.java ├── M5.java ├── M6.java ├── M7.java ├── M8.java └── M9.java /M10.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M10 { 4 | public static void main(String[] args) { 5 | int[] nums = {4,2,9,6,1,0,5,6}; 6 | for(int i=nums.length / 2;i=0;i--) { 7 | System.out.println(nums[i]+","); 8 | } 9 | } 10 | } 11 | /* 12 | 6, 13 | 9, 14 | 2, 15 | 4, 16 | */ 17 | -------------------------------------------------------------------------------- /M12.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M12 { 4 | public static void main(String[] args) { 5 | int[] nums = {4,2,9,6,1,0,5,6}; 6 | for(int i=nums.length - 1;i>=(nums.length / 2);i--) { 7 | System.out.println(nums[i]+","); 8 | } 9 | } 10 | 11 | } 12 | /* 13 | 14 | 6, 15 | 5, 16 | 0, 17 | 1, 18 | */ 19 | -------------------------------------------------------------------------------- /M13.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M13 { 4 | public static void main(String[] args) { 5 | int[] nums = {4,2,9,6,1,0,5,6}; 6 | for(int i = 0;i=0;i-=2) { 7 | System.out.println(nums[i]+","); 8 | } 9 | } 10 | } 11 | 12 | /* 13 | 14 | 6, 15 | 0, 16 | 6, 17 | 2, 18 | 19 | */ 20 | -------------------------------------------------------------------------------- /M15.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M15 { 4 | public static void main(String[] args) { 5 | int[] nums = {4,2,9,6,1,0,5,6}; 6 | for(int i=nums.length - 1;i>=0;i-=2) { 7 | if(nums[i] % 2 == 0) { 8 | System.out.println(nums[i]+","); 9 | } 10 | } 11 | } 12 | } 13 | /* 14 | 15 | 6, 16 | 0, 17 | 6, 18 | 2, 19 | 20 | */ 21 | -------------------------------------------------------------------------------- /M16.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M16 { 4 | public static void main(String[] args) { 5 | int[] nums = {4,2,9,6,1,0,5,6}; 6 | for(int i=0;i max) { 15 | max = nums[i]; 16 | } 17 | } 18 | System.out.println(Arrays.toString(nums)); 19 | System.out.println(max); 20 | 21 | } 22 | 23 | } 24 | 25 | /* 26 | 27 | -2147483648 28 | [4, 2, 9, 6, 1, 0, 5, 6] 29 | 9 30 | 31 | 32 | */ 33 | -------------------------------------------------------------------------------- /M21.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Scanner; 4 | 5 | public class M21 { 6 | public static void main(String[] args) { 7 | int [] nums = {1,5,20,40,11,25,90,24}; 8 | Scanner sc = new Scanner(System.in); 9 | System.out.println("enter one number"); 10 | int num = sc.nextInt(); 11 | boolean flag = false; 12 | for(int i = 0;i < nums.length;i++) { 13 | if(nums[i] == num) { 14 | flag = true; 15 | break; 16 | } 17 | } 18 | System.out.println(num + " "+ (flag ? "is available" : "not Available")); 19 | } 20 | } 21 | /* 22 | enter one number 23 | 123 24 | 123 not Available 25 | */ 26 | -------------------------------------------------------------------------------- /M22.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M22 { 4 | public static void main(String[] args) { 5 | int [] nums = {3,5,2,7,1,8,4,0,4,6,2,8}; 6 | for(int i =0;i < nums.length - 2;i++) { 7 | if(nums[i] + nums[i + 1] == nums[i + 2]) { 8 | System.out.println(nums[i] + ", " + nums[i + 1] + ", " + nums[i + 2]); 9 | } 10 | } 11 | } 12 | } 13 | /* 14 | 15 | 5, 2, 7 16 | 7, 1, 8 17 | 4, 0, 4 18 | 6, 2, 8 19 | 20 | */ 21 | -------------------------------------------------------------------------------- /M23.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M23 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | for(int i = 0;i < nums.length - 1; i++) { 10 | nums[i] = nums[i + 1]; 11 | } 12 | System.out.println("Final content:" + Arrays.toString(nums)); 13 | } 14 | } 15 | /* 16 | 17 | Initial content:[10, 20, 30, 40, 50, 60] 18 | Final content:[20, 30, 40, 50, 60, 60] 19 | 20 | */ 21 | -------------------------------------------------------------------------------- /M24.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M24 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | int temp = nums[0]; 10 | for(int i = 0;i < nums.length - 1; i++) { 11 | nums[i] = nums[i + 1]; 12 | } 13 | nums[nums.length - 1] = temp; 14 | System.out.println("Final content:" + Arrays.toString(nums)); 15 | /* Initial content:[10, 20, 30, 40, 50, 60] 16 | Final content:[20, 30, 40, 50, 60, 10] 17 | 18 | 19 | 20 | 21 | */ 22 | } 23 | } -------------------------------------------------------------------------------- /M25.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M25 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | 10 | for(int i = nums.length - 1;i > 0; i--) { 11 | nums[i] = nums[i - 1]; 12 | } 13 | System.out.println("Final content:" + Arrays.toString(nums)); 14 | /* Initial content:[10, 20, 30, 40, 50, 60] 15 | Final content:[10, 10, 20, 30, 40, 50] 16 | 17 | */ 18 | } 19 | } -------------------------------------------------------------------------------- /M250.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M250 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | 10 | for(int i = nums.length - 1;i > 0; i--) { 11 | nums[i] = nums[i - 1]; 12 | } 13 | System.out.println("Final content:" + Arrays.toString(nums)); 14 | 15 | } 16 | 17 | } 18 | /* 19 | Initial content:[10, 20, 30, 40, 50, 60] 20 | Final content:[10, 10, 20, 30, 40, 50] 21 | */ 22 | -------------------------------------------------------------------------------- /M26.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M26 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | int temp = nums[nums.length - 1]; 10 | for(int i = nums.length - 1;i > 0; i--) { 11 | nums[i] = nums[i - 1]; 12 | } 13 | nums[0] = temp; 14 | System.out.println("Final content:" + Arrays.toString(nums)); 15 | /* Initial content:[10, 20, 30, 40, 50, 60] 16 | Final content:[60, 10, 20, 30, 40, 50] 17 | 18 | */ 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /M27.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M27 { 6 | public static void main(String[] args) { 7 | int[] nums = {1,2,3,4,5,6,7,8,9,10,11,12}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | int temp = nums[nums.length - 1]; 10 | for(int i=0;i < nums.length - 2; i++) { 11 | nums[i] = nums[i + 2]; 12 | } 13 | nums[0] = temp; 14 | System.out.println("Final content:" + Arrays.toString(nums)); 15 | /* Initial content:[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12] 16 | Final content:[12, 4, 5, 6, 7, 8, 9, 10, 11, 12, 11, 12] 17 | 18 | */ 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /M28.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M28 { 6 | public static void main(String[] args) { 7 | int [] nums = {1,2,3,4,5,6,7,8,9,10,11,12}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | int t1 = nums[0]; 10 | int t2 = nums[1]; 11 | for(int i=0;i< nums.length - 2; i++) { 12 | nums[i] = nums[i + 2]; 13 | 14 | } 15 | nums[nums.length - 2] = t1; 16 | nums[nums.length - 1] = t2; 17 | System.out.println("Final content:" + Arrays.toString(nums)); 18 | } 19 | } 20 | 21 | /* 22 | 23 | Initial content:[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12] 24 | Final content:[3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1, 2] 25 | */ 26 | -------------------------------------------------------------------------------- /M29.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M29 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | for(int i = nums.length - 1;i > 1; i--) { 10 | nums[i] = nums[i - 2]; 11 | } 12 | System.out.println("Final content:" + Arrays.toString(nums)); 13 | } 14 | } 15 | /* 16 | Initial content:[10, 20, 30, 40, 50, 60] 17 | Final content:[10, 20, 10, 20, 30, 40] 18 | */ 19 | -------------------------------------------------------------------------------- /M3.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M3 { 4 | public static void main(String[] args) { 5 | int [] nums = {10,20,30,40,50,100,400}; 6 | System.out.println(nums[2]); 7 | System.out.println(nums[0]); 8 | System.out.println(nums[4]); 9 | System.out.println(nums[5]); 10 | 11 | nums[0] = 4000; 12 | nums[3] = 500; 13 | nums[6] = 4060; 14 | nums[6] = 5000; 15 | nums[6] = 6000; 16 | } 17 | } -------------------------------------------------------------------------------- /M30.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M30 { 6 | public static void main(String[] args) { 7 | int[] nums = {10,20,30,40,50,60}; 8 | System.out.println("Initial content:" + Arrays.toString(nums)); 9 | int t1 = nums[nums.length - 1]; 10 | int t2 = nums[nums.length - 2]; 11 | for(int i = nums.length - 1;i > 1; i--) { 12 | nums[i] = nums[i - 2]; 13 | } 14 | nums[1] = t1; 15 | nums[2] = t2; 16 | System.out.println("Final content:" + Arrays.toString(nums)); 17 | 18 | } 19 | } 20 | 21 | /* 22 | Initial content:[10, 20, 30, 40, 50, 60] 23 | Final content:[10, 60, 50, 20, 30, 40] 24 | 25 | */ 26 | -------------------------------------------------------------------------------- /M4.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M4 { 4 | public static void main(String[] args) { 5 | int [] nums = new int[10]; 6 | System.out.println(nums[0]); 7 | System.out.println(nums[1]); 8 | System.out.println(nums[2]); 9 | System.out.println(nums[3]); 10 | System.out.println(nums[4]); 11 | System.out.println(nums[5]); 12 | nums[2] = 3; 13 | nums[4] = 30; 14 | nums[2] = 13; 15 | nums[1] = 32; 16 | 17 | 18 | System.out.println(nums[0]); 19 | System.out.println(nums[1]); 20 | System.out.println(nums[0]); 21 | System.out.println(nums[4]); 22 | System.out.println(nums[9]); 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /M5.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M5 { 4 | public static void main(String[] args) { 5 | int [] nums = {10,20,30,0,3,1,2,90}; 6 | for(int i = 0;i0;i--) { 7 | System.out.print(nums[i]+","); 8 | } 9 | } 10 | } 11 | -------------------------------------------------------------------------------- /M7.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M7 { 4 | 5 | public static void main(String[] args) { 6 | int [] nums = {10,20,30,0,3,1,2,90}; 7 | for(int i : nums) { 8 | System.out.print(i+","); 9 | } 10 | } 11 | 12 | } 13 | -------------------------------------------------------------------------------- /M8.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | import java.util.Arrays; 4 | 5 | public class M8 { 6 | public static void main(String[] args) { 7 | int [] nums = {10,20,30,40 , 50}; 8 | System.out.println(Arrays.toString(nums)); 9 | } 10 | } 11 | -------------------------------------------------------------------------------- /M9.java: -------------------------------------------------------------------------------- 1 | package arrays; 2 | 3 | public class M9 { 4 | public static void main(String[] args) { 5 | int[] nums = {4,2,9,6,1,0,5,6}; 6 | for(int i =0;i