/**************************************************************************** * * Purpose: Find out the size of the different data types * Author: M J Leslie * Date: 27-feb-94 * ****************************************************************************/ #include main() { /* * int/char are 'type specifiers' * short/long are 'type qualifiers' */ int i; printf(" short int is %2d bytes \n", sizeof(short int)); printf(" int is %2d bytes \n", sizeof(int)); printf(" int * is %2d bytes \n", sizeof(int *)); printf(" long int is %2d bytes \n", sizeof(long int)); printf(" long int * is %2d bytes \n", sizeof(long int *)); printf(" signed int is %2d bytes \n", sizeof(signed int)); printf(" unsigned int is %2d bytes \n", sizeof(unsigned int)); printf("\n"); printf(" float is %2d bytes \n", sizeof(float)); printf(" float * is %2d bytes \n", sizeof(float *)); printf(" double is %2d bytes \n", sizeof(double)); printf(" double * is %2d bytes \n", sizeof(double *)); printf(" long double is %2d bytes \n", sizeof(long double)); printf("\n"); printf(" signed char is %2d bytes \n", sizeof(signed char)); printf(" char is %2d bytes \n", sizeof(char)); printf(" char * is %2d bytes \n", sizeof(char *)); printf("unsigned char is %2d bytes \n", sizeof(unsigned char)); } /************************************************************* * * The O/P from this program is * * short int is 2 bytes * int is 4 bytes * int * is 4 bytes * long int is 4 bytes * long int * is 4 bytes * signed int is 4 bytes * unsigned int is 4 bytes * * float is 4 bytes * float * is 4 bytes * double is 8 bytes * double * is 4 bytes * long double is 12 bytes * * signed char is 1 bytes * char is 1 bytes * char * is 4 bytes * unsigned char is 1 bytes * * **************************************************************/