lab4_task124

package lab4;

import java.util.Scanner;

public class Task_1 {

    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
       int arr[]=new int[6];
      float count=0;
       for(int i=0;i<6;i++) {
           arr[i]=sc.nextInt();
           count +=arr[i];
       }
       float avg=count/6;
       System.out.println("average "+avg);
       int cnt =0;
       for(int i=0;i<6;i++) {
           if(arr[i]>avg) {
          cnt++;
       }
    }
       System.out.printf("The percentage of numbers that are above that average %d  " ,cnt*100/6 );
}
}
package lab4;

import java.util.Scanner;

//import java.util.Scanner;

public class Task_2 {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
      Scanner ac=new Scanner(System.in);

      int sum1=0;
      int sum2=1;
      int total;
      System.out.printf("enter a number : ");
      int num=ac.nextInt();
      System.out.printf("Fibonacci Series: ");
      for(int i=1;i<=num;i++) {
           System.out.printf("%d  ",sum1);
           total =sum1+sum2;
           sum1 =sum2;
           sum2 =total;
      }

    }

}
package lab4;

import java.util.Scanner;

public class task_4 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter size :");
        int Sz=sc.nextInt();
        int arr[]=new int[Sz];
        System.out.printf("Enter numbers are ");
        for(int i=0;i<Sz;i++) {
            arr[i]=sc.nextInt();
        }
        int Store[]=new int[Sz/3];
        int j=-1;
        for(int i=0;i<Sz-2;i++) {
            if(arr[i]==arr[i+1] && arr[i]==arr[i+2])
                Store[++j]=arr[i];
        }
        System.out.printf("output:");
        for(int k=0;k<=j;k++) {
            System.out.printf("%d  ",Store[k]);
        }


    }

}
package lab4;
//import java.util.Scanner;
public class task_3 {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
             int arr[][]= new int [3][3];
             arr[0][0]=3;
             arr[0][1]=4;
             arr[0][2]=9;
             arr[1][0]=2;
             arr[1][1]=9;
             arr[1][2]=11;
             arr[2][0]=4;
             arr[2][1]=6;
             arr[2][2]=0;
             int sum1=0;
             int sum2=0;
             int dia=0;
             int revDia = 0;
             //int i;
             //int j;
             for(int i=0;i<=2;i++) {  System.out.printf(" row %d sum =  ",i);
                 for(int j=0;j<=2;j++) {
                     sum1=sum1+arr[i][j];
                     sum2=sum2+arr[j][i];
                    if(i==j) {
                        dia=dia+arr[i][j];
                    }
                     }
                 System.out.printf("%d",sum1);
                 sum1=0;
                 System.out.printf("\n");
                 System.out.printf(" col sum %d",sum2);
                 sum2=0;

                 System.out.printf("\n");
             }

             System.out.printf(" main dia gram sum= %d \n",dia);

             for(int i=0 , j =2;i<=2 && j>=0 ;i++, j--) {
                 revDia= revDia+arr[i][j];

             }
             System.out.printf(" rev dia sum gram sum= %d",revDia);

             }

    }