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| Type | Size | Min | Max |
| char | 1 | -128 | 127 |
| unsigned char | 1 | 0 | 255 |
| short int | 2 | -32,768 | 32,767 |
| unsigned short | 2 | 0 | 65,535 |
| int |
2 |
-32,768 or -2,147,483,648 |
32,767 or 2,147,483,647 |
| unsigned int | 2 or 4 |
0 | 65,535 or 4,294,967,295 |
| long int | 4 | -2,147,483,648 | 2,147,483,647 |
| unsigned long | 4 | 0 | 4,294,967,295 |
| long long | 8 | -9,223,372,036,854,775,808 | 9,223,372,036,854,775,807 |
| unsigned long long | 8 | 0 | 18,446,744,073,709,551,615 |
| float | 4 | 3.4e-38 | 3.4e+38 |
| double | 8 | 1.7e-308 | 1.7e+308 |
| long double | 8 or more | Compiler dependent |
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