void drawing:: trial_shuffling(size_t n, UniformGenerator &ran )
{
clear();
for( size_t i=0; i < n; ++i)
{
couple *cpl = query();
cpl->first = ran.lt(n); // [0..n-1]
cpl->second = cpl->first;
while(cpl->second==cpl->first)
{
cpl->second = ran.lt(n);
}
push_back(cpl);
}
assert(size==n);
}
void drawing:: bootstrap2(size_t n, UniformGenerator &ran )
{
clear();
for( size_t i=0; i < n; ++i)
{
couple *cpl = query();
cpl->first = cpl->second = ran.lt(n);
push_back(cpl);
}
assert(size==n);
}
