Ejemplo035.c

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#include <stdio.h>
 
typedef struct{
    char a;
    int b;
    float c;
}dato_s;
 
typedef union{
    char a;
    int b;
    float c;
}dato_u;
 
int main(int argc, char *argv[])
{
    dato_s x;
    dato_u y;
    printf("Sizeof(char) = %ld\n", sizeof(char));
    printf("Sizeof(int) = %ld\n", sizeof(int));
    printf("Sizeof(float) = %ld\n", sizeof(float));
    printf("Sizeof(dato_s) = %ld\n", sizeof(x));
    printf("Sizeof(dato_u) = %ld\n", sizeof(y));
    x.a = 1;
    y.a = 1;
    printf("x.a = %d\n", x.a);
    printf("y.a = %d\n", y.a);
    x.b = 2;
    y.b = 2;
    printf("x.a = %d\n", x.a);
    printf("y.a = %d\n", y.a);
    printf("x.b = %d\n", x.b);
    printf("y.b = %d\n", y.b);
    return 0;
}