C++ - 데이터 타입 범위
c++ data type range
| Type name | Bytes | Range of Values |
|---|---|---|
| bool | 1 | true or false |
| char | 1 | -128 to 127 |
| short | 2 | -32,768 to 32,767 |
| unsigned short | 2 | 0 to 65,535 |
| int | 4 | -2,147,483,648 to 2,147,483,647 |
| unsinged int | 4 | 0 to 4,294,967,295 |
| long | 4 | -2,147,483,648 to 2,147,483,647 |
| unsigned long | 4 | 0 to 4,294,967,295 |
| long long | 8 | -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 |
| unsigned long long | 8 | 0 to 18,446,744,073,709,551,615 |
| float | 4 | 3.4E +/- 38 (7 digits) |
| double | 8 | 1.7E +/- 308 (15 digits) |