1 /* File : example.c */ 2 add(int * x,int * y,int * result)3void add(int *x, int *y, int *result) { 4 *result = *x + *y; 5 } 6 sub(int * x,int * y,int * result)7void sub(int *x, int *y, int *result) { 8 *result = *x - *y; 9 } 10 divide(int n,int d,int * r)11int divide(int n, int d, int *r) { 12 int q; 13 q = n/d; 14 *r = n - q*d; 15 return q; 16 } 17