#include <stdio.h> typedef struct{ double average; int count;}stats_type; static voidtestc (stats_type *s, long long data){ s->average = (s->average * s->count + data) / (s->count + 1); s->count++;} int main (void){ stats_type s; s.average = 0; s.count = 0; testc (&s, 10); testc (&s, 20); printf ("%g %d\n", s.average, s.count); return 0;}
#include <stdio.h>
typedef struct
{
double average;
int count;
}
stats_type;
static void
testc (stats_type *s, long long data)
{
s->average = (s->average * s->count + data) / (s->count + 1);
s->count++;
}
int main (void)
{
stats_type s;
s.average = 0;
s.count = 0;
testc (&s, 10);
testc (&s, 20);
printf ("%g %d\n", s.average, s.count);
return 0;
}