Current location - Plastic Surgery and Aesthetics Network - Plastic surgery and beauty - Y=50-0. 1x What is a constant and what is a variable?
Y=50-0. 1x What is a constant and what is a variable?
Integer constants are usually arithmetically written integers without decimal points and consist of Arabic numerals 1234567890. Integer constants include positive numbers, negative numbers and 0. A constant is a quantity whose value remains constant from the beginning to the end of a program. Integer variables are represented by variable names. The values of integer variables may change from the beginning to the end of the program, such as operations and inputs.