cours/content/conception_formelle/99-DM_framac/code/min_dist.h

12 lines
383 B
C

#include <limits.h>
#include "abs.h"
/*@
requires 1 < n <= UINT_MAX;
requires \valid_read(tab+(0..n-1));
requires \forall integer i; 0 <= i < n ==> (INT_MIN / 2 <= tab[i] <= INT_MAX/2);
terminates \true;
assigns \nothing;
ensures \forall integer i; 0 <= i < n ==> (\forall integer j; i < j < n ==> \result <= abs(tab[i]-tab[j]));
*/
int min_dist(int *tab, unsigned int n);