46 lines
860 B
C++
46 lines
860 B
C++
#include <iostream>
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#include <sstream>
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#include<vector>
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#include"z3++.h"
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using namespace z3;
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/**
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find values of expressions that satisfy the following ineaualities
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x >= 1
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y < x +3
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*/
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int main(){
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context c;
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expr x = c.int_const("x");
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expr y = c.int_const("y");
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//create a solver
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solver s(c);
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//adding the constraints
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s.add(x >=1);
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s.add(y < x+3);
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std::cout << s.check() << "\n\n";
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model m = s.get_model();
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std::cout << m << "\n";
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//traversing the model
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std::cout << "traversing the model" << "\n";
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for (unsigned i =0; i < m.size(); i++){
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func_decl v = m[i];
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assert(v.arity() ==0);
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std::cout << v.name()<<"="<<m.get_const_interp(v) << "\n";
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}
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// evaluating the expressions in the model.
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std::cout << "evaluating the expressions in the model" << "\n";
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std::cout << "x+y+1= "<< m.eval(x+y+1)<<"\n";
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return 0;
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} //end of function
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