focus on programming... what is the problem of this code?

Question

double* realPtr;
long* integerPtr;
integerPtr = realPtr;

Answer 1

in this question we have to cast double* to long*...
what we have to do is:
integerPtr = (long*) realPtr;
enjoy casting :)

Answer 2

@mahmood which language?

Answer 3

c++

Answer 4

different type error