Intermediate Level Test 6 has these questions
Find maximum number in array
Write a program to find the maximum number in array.
| Input (Integer Array) |
Output (Integer) |
| {2, 3, 4, 7, 6, 1} |
7 |
| {3, 9, 1, 5, 16, 10} |
16 |
| {195, 31876, 123, 20000, 15122, 789} |
31876 |
| {36187, 31876, 38761, 37861, 37618, 38671} |
38761 |
class MaximumNumberInArray
{ public static void main(String s[])
{
int[] input = {2, 3, 8, 5, 4};
int maximum = getMaximumNumberInArray(input);
System.out.println("Maximum Number is " + maximum);
}
public static int getMaximumNumberInArray(int[] array)
{
int result = 0;
//Write code here to get maximum number in array and assign it to result
return result;
}
}
Print triangle formation
Write a program to
print the following formation depending upon the size. Use System.out.println or System.out.print for printing.
| Input (Integer) |
Output |
| 5 |
_ _ _ _
\ /
\ /
\ /
\/ |
| 6 |
_ _ _ _ _
\ /
\ /
\ /
\ /
\/ |
| 8 |
_ _ _ _ _ _ _
\ /
\ /
\ /
\ /
\ /
\ /
\/ |
class PrintInvertedTriangleShape
{ public static void main(String s[])
{
printFormation(5);
}
public static void printFormation(int columnsSize)
{
//Write code here to print the required formation depending upon the columnsSize. Use System.out.println or System.out.print for printing.
}
}
Reverse the input array
Write a program to
reverse the input array.
| Input (Integer Array) |
Output (Integer Array) |
{2, 3, 4, 7, 6, 1} |
{1, 6, 7, 4, 3, 2} |
{3, 9, 1, 5, 16, 10} |
{10, 16, 5, 1, 9, 3} |
class ReverseOfArray
{ public static void main(String s[])
{
int[] input = {2, 6, 3, 8, 1};
int[] output = reverseOfArray(input);
System.out.print("Reverse of the array is : " );
for(int outputElement : output)
{
System.out.print(outputElement + ", ");
}
}
public static int[] reverseOfArray(int[] input)
{
int[] output = null;
//Write code here to reverse input array and assign it to output
return output;
}
}
Sum all elements in array
Write a program to get the
sum of all elements in array.
| Input (Integer Array) |
Output (Integer) |
| {2, 3, 4, 7, 6, 1} |
2 + 3 + 4 + 7 + 6 + 1 = 23 |
| {3, 9, 1, 5, 16, 10} |
3 + 9 + 1 + 5 + 16 + 10 = 44 |
| {21, 22, 23, 80, 443, 1521, 8000, 8080} |
21 + 22 + 23 + 80 + 443 + 1521 + 8000 + 8090 = 18190 |
class SumOfNumbersInArray
{ public static void main(String s[])
{
int sum = getSumOfArrayElements(new int[]{2, 3, 4, 5, 8});
System.out.println("Sum of elements in array is " + sum);
}
public static int getSumOfArrayElements(int[] array)
{
int result = 0;
//Write code here to get sum of array elements and assign it to result
return result;
}
}
Multiply every array double element with 60
Write a program to
multiply every array element with 6.0.
| Input (Double Array) |
Output (Double Array) |
| {2.0, 3.1, 4.3, 7.5, 6.2, 1.0} |
{12.0, 18.6, 25.8, 45.0, 37.2, 6.0} |
| {3.0, 9.0, 1.0, -5.0, -16.0, 10.0} |
{18.0, 54.0, 6.0, -30.0, -96.0, 60.0} |
class MultiplyEveryArrayElement
{ public static void main(String s[])
{
double[] input = {2.0, 3.1, 4.3, 7.5, 6.2, 1.0};
double[] output = multiplyEveryElement(input);
System.out.print("Result after multiplying by 6.0 is : ");
for(double outputElement : output)
{
System.out.print(outputElement + ", ");
}
}
public static double[] multiplyEveryElement(double[] input)
{
double[] result = null;
//Write code here to multiplyEveryElement with 6.0 and assign it to result.
return result;
}
}
