33 lines
451 B
C
33 lines
451 B
C
#include "solve_03.h"
|
|
#include "node.h"
|
|
|
|
#include <string.h>
|
|
|
|
int t3_solve (node *head)
|
|
{
|
|
node *next = NULL;
|
|
int count = 0, local = 0;
|
|
|
|
if (!head)
|
|
return 0;
|
|
|
|
for (next = head->next; next; next = head->next)
|
|
{
|
|
int cmp = strcmp(next->string, head->string);
|
|
if (cmp < 0) {
|
|
if (local) {
|
|
count += local;
|
|
local = 0;
|
|
}
|
|
} else if (cmp == 0) {
|
|
if (local)
|
|
local++;
|
|
} else
|
|
local = 1;
|
|
|
|
head = next;
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|