Int

Egész típusok:
int i;
short int si;
long int li;
long long lli;
unsigned int ui;
unsigned short int usi;
unsigned long int uli;
unsigned long long ulli;

A különböző típusok mérete, és abban tárolható számok :
unsigned short int      2 bytes   0 to 65,535
short int               2 bytes   -32,768 to 32,767
unsigned long int       4 bytes   0 to 4,294,967,295
long int                4 bytes   -2,147,483,648 to 2,147,483,647
int (16 bit)            2 bytes   -32,768 to 32,767
int (32 bit)            4 bytes   -2,147,483,648 to 2,147,483,647
unsigned int (16 bit)   2 bytes   0 to 65,535
unsigned int (32 bit)   2 bytes   0 to 4,294,967,295
long long int           8 bytes   -9,223,372,036,854,775,807 to 9,223,372,036,854,775,807
unsigned long long int  8 bytes   0 to 18,446,744,073,709,551,615