Untitled

class HelloWorld {
    public static boolean search(int arr[][],int key){
            int row=arr.length-1;int col=0;
            while(row>=0 && col<=arr[0].length-1){
                
                if(arr[row][col]==key){
                    System.out.println(arr[row][col]+" found at ("+row+","+col+")");
                    return true;
                }
                else if(arr[row][col]>key){
                    row--;
                    
                }
                else{
                    col++;
                }
            }
System.out.println("not found");
return false;
    }
    public static void main(String[] args) {
int arr[][]={
    {10,11,12,13},{15,17,19,20},{22,24,25,26},{30,32,34,35}
};
int key=13;
search(arr,key);
    }
}