This is the Java Program to Find the Area of a Parallelogram.
Problem Description
Given the dimensions of a parallelogram, find out its area.
Problem Solution
The area of a parallelogram can be calculated using the formula:
Area = base*height.
Program/Source Code
Here is the source code of the Java Program to Find the Area of a Parallelogram. The program is successfully compiled and tested using IDE IntelliJ Idea in Windows 7. The program output is also shown below.
//Java Program to Find the Area of a Parallelogram
import java.io.BufferedReader;
import java.io.InputStreamReader;
public class AreaOfAParallelogram {
// Function to calculate the area of a parallelogram
public static void main(String[] args) {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
double base,height;
System.out.println("Enter the base and the height of the parallelogram");
try{
base=Double.parseDouble(br.readLine());
height=Double.parseDouble(br.readLine());
}catch (Exception e){
System.out.println("An error occurred");
return;
}
if(base<=0 || height<=0){
System.out.println("Wrong Input");
return;
}
System.out.println("Area = " + base*height );
}
}
Program Explanation
1. In function main(), first, the base and height of the parallelogram are taken as input.
2. The condition if(base<=0 || height<=0) checks if the input is valid or not.
3. The print statement displays the area of the parallelogram.
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Time Complexity: O(1)
Runtime Test Cases
Case 1 (Simple Test Case): Enter the base and the height of the parallelogram 8.34 5.678 Area = 47.35452
Sanfoundry Global Education & Learning Series – Java Programs.
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