C erros comuns ao trabalhar com ponteiros
int c, *pc;
// pc is address but c is not
pc = c; // Error
// &c is address but *pc is not
*pc = &c; // Error
// both &c and pc are addresses
pc = &c; // Not an error
// both c and *pc are values
*pc = c; // Not an error
SAMER SAEID