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add print_stats to lottery.c to show the result statistics #3

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add print_stats to lottery.c to show the result statistics #3

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12 changes: 12 additions & 0 deletions cpu-sched-lottery/lottery.c
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ int gtickets = 0;

struct node_t {
int tickets;
int count;
struct node_t *next;
};

Expand All @@ -32,6 +33,15 @@ void print_list() {
printf("\n");
}

void print_stats(int loops) {
struct node_t *curr = head;
printf("Stats:\n");
while (curr) {
printf("[%d]: %.3f %%\n", curr->tickets, (curr->count * 1. / loops) * 100);
curr = curr->next;
}
}

int
main(int argc, char *argv[])
{
Expand Down Expand Up @@ -67,8 +77,10 @@ main(int argc, char *argv[])
// current is the winner: schedule it...
print_list();
printf("winner: %d %d\n\n", winner, current->tickets);
current->count += 1;

}
print_stats(loops);
return 0;
}