Method solution

test/int/mm-lin.cpp:158–163

%Test whether \a x is solution

       }
       /// %Test whether \a x is solution
       virtual bool solution(const Assignment& x) const {
         if ((x[2] < 0) || (x[2] > 1))
           return false;
         int reg[3] = {x[0],x[1],x[2]};
         return eval(lis, reg) == x[3];
       }
       /// Post constraint on \a x
       virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
         using namespace Gecode;