>>899
#include <stdio.h>
int main(void)
{
double a[]={1.5, 3.3, 6.7, 0.2, 2.9, -1}, t;
int i, j, n;

for (n = 0; n < sizeof(a) / sizeof(a[0]); n++)
if (a[n] == -1) break;

for (i = 0; i < n - 1; i++)
for (j = n - 1; j > i; j--)
if (a[j] < a[j - 1])
t = a[j], a[j] = a[j - 1], a[j - 1] = t;

for (i = 0; i < n; i++)
printf("%f ", a[i]);
putchar('\n');

return 0;
}