package solver import ( "testing" ) // TestValidateCombination tests the validateCombination function. func TestValidateCombination(t *testing.T) { // Create a new solver solver := Solver{} // Test the validateCombination function if !solver.validateCombination("769154832", "154832769", "832769154", "671945328", "945328671", "328671945", "597416283", "416283597", "283597416") { t.Error("validateCombination failed") } }