61 lines
1.1 KiB
C++
61 lines
1.1 KiB
C++
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#include <lib/lib.h>
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unsigned unsigned_set (const ullmanset<1> &s)
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{
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assert (s.size () <= unsigned_bits);
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unsigned v = 0;
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for (ullmanset_const_iter<1> i = s; i; i ++)
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v = unsigned_bitset (v, i.val ());
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return v;
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}
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unsigned
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unsigned_set (const bitset &s)
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{
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assert (s.size () <= unsigned_bits);
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unsigned v = 0;
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for (bitset_const_iter i = s; i; i ++)
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v = unsigned_bitset (v, i.val ());
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return v;
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}
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unsigned
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unsigned_set (const set<unsigned> &s)
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{
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unsigned v = 0;
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for (set_const_iter<unsigned> i = s; i; i ++)
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v = unsigned_bitset (v, i.val ());
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return v;
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}
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/* bitset */
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bitset::bitset (const ullmanset<1> &t)
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: n(0)
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{
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*this = bitset (t.size ());
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for (ullmanset_const_iter<1> i = t; i; i ++)
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push (i.val ());
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}
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bitset &
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bitset::operator = (const ullmanset<1> &t)
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{
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*this = bitset (t.size ());
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for (ullmanset_const_iter<1> i = t; i; i ++)
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push (i.val ());
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return *this;
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}
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smallbitset::smallbitset (const ullmanset<1> &t)
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: n(t.size ()), x(0)
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{
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assert (n <= 58);
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for (ullmanset_const_iter<1> i = t; i; i ++)
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push (i.val ());
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}
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