Bugl — code interview practice that feels like a game

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Flash cards

Review the key moves

1/4

Core idea

What is the main idea behind Java How To Find Positive or Negative Numbers?

Lesson checks

Practice each idea before moving on

Short Mimo-style checks built from this lesson's code, terms, and sequence.

1Quick choice

Which statement best captures the main point of this lesson?

2Fill blank

Complete the missing token from the example code.

int myNum = 10; // Is this a positive or negative number? ___ (myNum > 0) {

3Order

Put the learning moves in the order that makes the concept easiest to apply.

Explanation: We use simple comparisons with > and < .

Find out if a number is positive or negative:

Find Out if a Number is Positive or Negative

Find out if a number is positive or negative:

Example

int myNum = 10; // Is this a positive or negative number? if (myNum > 0) {
  System.out.println("The value is a positive number.");
} else if (myNum < 0) {
System.out.println("The value is a negative number.");
} else {
System.out.println("The value is 0.");
}

Explanation: We use simple comparisons with > and < . - If the number is greater than 0, it is positive. - If the number is less than 0, it is negative. - If it is neither, it must be exactly 0.