An int must be specified in the method header as the return type for a value-returning method
<h3>What is an int?</h3>
A whole number that can be positive, negative, or zero is called an integer. It is not a fraction. -5, 1, 5, 8, 97, and 3, 043 are some examples of integers. 1.43, 1 3/4, and 3.14 are a few examples of numbers that are not integers.
The compiler includes a fundamental variable type called int, which stands for "integer" and is used to define numeric variables that carry entire integers. Float and double are additional data types.
A basic data type is the Java int keyword. Declaring variables is done using it. Additionally, it can be used with methods that return values of the integer type. It is capable of storing a 32-bit signed, two's complement integer. In the Internet's Domain Name System, the domain name int is a sponsored top-level domain.
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