|
|
|
@ -5,9 +5,10 @@ void print_with_array_indexing(int count, char **names, int *ages)
|
|
|
|
|
int i = 0;
|
|
|
|
|
|
|
|
|
|
// first way using indexing
|
|
|
|
|
for(i = 0; i < count; i++) {
|
|
|
|
|
while(i < count) {
|
|
|
|
|
printf("%s has %d years alive.\n",
|
|
|
|
|
names[i], ages[i]);
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
printf("---\n");
|
|
|
|
@ -15,15 +16,16 @@ void print_with_array_indexing(int count, char **names, int *ages)
|
|
|
|
|
|
|
|
|
|
void print_with_pointer_arithmetic(int count, char **names, int *ages)
|
|
|
|
|
{
|
|
|
|
|
int i;
|
|
|
|
|
int i = 0;
|
|
|
|
|
// setup the pointers to the start of the arrays
|
|
|
|
|
int *cur_age = ages;
|
|
|
|
|
char **cur_name = names;
|
|
|
|
|
|
|
|
|
|
// second way using pointers
|
|
|
|
|
for(i = 0; i < count; i++) {
|
|
|
|
|
while(i < count) {
|
|
|
|
|
printf("%s is %d years old.\n",
|
|
|
|
|
*(cur_name+i), *(cur_age+i));
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
printf("---\n");
|
|
|
|
@ -31,13 +33,14 @@ void print_with_pointer_arithmetic(int count, char **names, int *ages)
|
|
|
|
|
|
|
|
|
|
void print_with_pointers_as_arrays(int count, char **names, int *ages)
|
|
|
|
|
{
|
|
|
|
|
int i;
|
|
|
|
|
int i = 0;
|
|
|
|
|
int *cur_age = ages;
|
|
|
|
|
char **cur_name = names;
|
|
|
|
|
// third way, pointers are just arrays
|
|
|
|
|
for(i = 0; i < count; i++) {
|
|
|
|
|
while(i < count) {
|
|
|
|
|
printf("%s is %d years old again.\n",
|
|
|
|
|
cur_name[i], cur_age[i]);
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
printf("---\n");
|
|
|
|
@ -50,12 +53,9 @@ void print_in_stupidly_complex_way(int count, char **names, int *ages)
|
|
|
|
|
char **cur_name = names;
|
|
|
|
|
|
|
|
|
|
// fourth way with pointers in a stupid complex way
|
|
|
|
|
for(cur_name = names, cur_age = ages;
|
|
|
|
|
(cur_age - ages) < count;
|
|
|
|
|
cur_name++, cur_age++)
|
|
|
|
|
{
|
|
|
|
|
while((cur_age - ages) < count) {
|
|
|
|
|
printf("%s lived %d years so far.\n",
|
|
|
|
|
*cur_name, *cur_age);
|
|
|
|
|
*cur_name++, *cur_age++);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
printf("---\n");
|
|
|
|
|