1 #include <stdio.h> 2 3 4 #define TM "3M Corporation" 5 #define MAXWELL "Maxwell Corporation" 6 #define SONY "Sony Corporation" 7 #define VERBATIM "Verbatim Corporation" 8 9 typedef enum { 10 TM_CORPORATION = '3', 11 MAXWELL_CORPORATION = 'M', 12 SONY_CORPORATION = 'S', 13 VERBATIM_CORPORATION = 'V' 14 } manufacturer_t; 15 16 17 int main(void) { 18 manufacturer_t c; 19 printf("Introduzca un Id. de fabricante: "); 20 c = getchar(); 21 switch(c) { 22 case TM_CORPORATION: 23 printf(TM"\n"); 24 break; 25 case MAXWELL_CORPORATION: 26 printf(MAXWELL"\n"); 27 break; 28 case SONY_CORPORATION: 29 printf(SONY"\n"); 30 break; 31 case VERBATIM_CORPORATION: 32 printf(VERBATIM"\n"); 33 break; 34 default: 35 printf("El numero ingresado no es valido\n"); 36 return 1; 37 } 38 return 0; 39 }