What is the difference between integer and long integer data types?
The Int type is related to the compiler version. Under tc and other 16-bit compilers, its value ranges from -32768 to 32767, and only under vc++ and other 32-bit compilers is-2147483648 ~ 2147483648. The value of long in 32-bit compiler is-2 147483648 ~ 2147483648 in147483648.