In the box below describe in one sentence what the program Q1a does.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Here is a transcription of the Java program code in the image:

```java
Consider the Q1a program.

public class Q1a {
    Run | Debug
    public static void main (String[] args) {

        int n = 1000;
        int mySum = 0;

        for (int i = n; i >= 0; i--) {
            if (i % 2 == 0) {
                mySum += i;
            }
        }
        StdOut.println(mySum);
    }
}
```

### Program Explanation
The Java program calculates the sum of all even numbers from 1000 down to 0. It initializes a variable `n` to 1000 and `mySum` to 0. Using a for loop, it iterates from `n` down to 0. Inside the loop, it checks if the current number `i` is even (i.e., divisible by 2 with no remainder). If it is, it adds `i` to `mySum`. Finally, the program prints the value of `mySum`.

### Instruction
In the box below, describe in one sentence what the program Q1a does.

**Enter your answer here.**
Transcribed Image Text:Here is a transcription of the Java program code in the image: ```java Consider the Q1a program. public class Q1a { Run | Debug public static void main (String[] args) { int n = 1000; int mySum = 0; for (int i = n; i >= 0; i--) { if (i % 2 == 0) { mySum += i; } } StdOut.println(mySum); } } ``` ### Program Explanation The Java program calculates the sum of all even numbers from 1000 down to 0. It initializes a variable `n` to 1000 and `mySum` to 0. Using a for loop, it iterates from `n` down to 0. Inside the loop, it checks if the current number `i` is even (i.e., divisible by 2 with no remainder). If it is, it adds `i` to `mySum`. Finally, the program prints the value of `mySum`. ### Instruction In the box below, describe in one sentence what the program Q1a does. **Enter your answer here.**
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