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v3.5.5

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Jay D Dee
2017-02-04 16:43:40 -05:00
parent b0088fd392
commit 1ee41348f4
6 changed files with 30 additions and 6 deletions
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11
algo/timetravel.c
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@@ -29,11 +29,18 @@
static __thread uint32_t s_ntime = UINT32_MAX;
static __thread int permutation[HASH_FUNC_COUNT] = { 0 };
inline void tt_swap( int *a, int *b )
{
int c = *a;
*a = *b;
*b = c;
}
inline void reverse( int *pbegin, int *pend )
{
while ( (pbegin != pend) && (pbegin != --pend) )
{
swap_vars( *pbegin, *pend );
tt_swap( pbegin, pend );
pbegin++;
}
}
@@ -62,7 +69,7 @@ static void next_permutation( int *pbegin, int *pend )
while ( !(*i < *--k) ) /* do nothing */ ;
swap_vars( *i, *k );
tt_swap( i, k );
reverse(j, pend);
return; // true
}