You are an expert in program synthesis. You are tasked with solving a Syntax-Guided Synthesis (SyGuS) problem. Your goal is to output a function that should produce outputs that satisfy a series of constraints when given specific inputs.

Question:
(set-logic SLIA)

(synth-fun f ((name String)) String)

(declare-var name String)
(constraint (= (f "938-242-504") "(938) 242-504"))
(constraint (= (f "308-916-545") "(308) 916-545"))
(constraint (= (f "623-599-749") "(623) 599-749"))
(constraint (= (f "981-424-843") "(981) 424-843"))
(constraint (= (f "118-980-214") "(118) 980-214"))
(constraint (= (f "244-655-094") "(244) 655-094"))
(constraint (= (f "830-941-991") "(830) 941-991"))
(constraint (= (f "911-186-562") "(911) 186-562"))
(constraint (= (f "002-500-200") "(002) 500-200"))
(constraint (= (f "113-860-034") "(113) 860-034"))
(constraint (= (f "457-622-959") "(457) 622-959"))
(constraint (= (f "986-722-311") "(986) 722-311"))
(constraint (= (f "110-170-771") "(110) 170-771"))
(constraint (= (f "469-610-118") "(469) 610-118"))
(constraint (= (f "817-925-247") "(817) 925-247"))
(constraint (= (f "256-899-439") "(256) 899-439"))
(constraint (= (f "886-911-726") "(886) 911-726"))
(constraint (= (f "562-950-358") "(562) 950-358"))
(constraint (= (f "693-049-588") "(693) 049-588"))
(constraint (= (f "840-503-234") "(840) 503-234"))
(constraint (= (f "698-815-340") "(698) 815-340"))
(constraint (= (f "498-808-434") "(498) 808-434"))
(constraint (= (f "329-545-000") "(329) 545-000"))
(constraint (= (f "380-281-597") "(380) 281-597"))
(constraint (= (f "332-395-493") "(332) 395-493"))
(constraint (= (f "251-903-028") "(251) 903-028"))
(constraint (= (f "176-090-894") "(176) 090-894"))
(constraint (= (f "336-611-100") "(336) 611-100"))
(constraint (= (f "416-390-647") "(416) 390-647"))
(constraint (= (f "019-430-596") "(019) 430-596"))
(constraint (= (f "960-659-771") "(960) 659-771"))
(constraint (= (f "475-505-007") "(475) 505-007"))
(constraint (= (f "424-069-886") "(424) 069-886"))
(constraint (= (f "941-102-117") "(941) 102-117"))
(constraint (= (f "331-728-008") "(331) 728-008"))
(constraint (= (f "487-726-198") "(487) 726-198"))
(constraint (= (f "612-419-942") "(612) 419-942"))
(constraint (= (f "594-741-346") "(594) 741-346"))
(constraint (= (f "320-984-742") "(320) 984-742"))
(constraint (= (f "060-919-361") "(060) 919-361"))
(constraint (= (f "275-536-998") "(275) 536-998"))
(constraint (= (f "548-835-065") "(548) 835-065"))
(constraint (= (f "197-485-507") "(197) 485-507"))
(constraint (= (f "455-776-949") "(455) 776-949"))
(constraint (= (f "085-421-340") "(085) 421-340"))
(constraint (= (f "785-713-099") "(785) 713-099"))
(constraint (= (f "426-712-861") "(426) 712-861"))
(constraint (= (f "386-994-906") "(386) 994-906"))
(constraint (= (f "918-304-840") "(918) 304-840"))
(constraint (= (f "247-153-598") "(247) 153-598"))
(constraint (= (f "075-497-069") "(075) 497-069"))
(constraint (= (f "140-726-583") "(140) 726-583"))
(constraint (= (f "049-413-248") "(049) 413-248"))
(constraint (= (f "977-386-462") "(977) 386-462"))
(constraint (= (f "058-272-455") "(058) 272-455"))
(constraint (= (f "428-629-927") "(428) 629-927"))
(constraint (= (f "449-122-191") "(449) 122-191"))
(constraint (= (f "568-759-670") "(568) 759-670"))
(constraint (= (f "312-846-053") "(312) 846-053"))
(constraint (= (f "943-037-297") "(943) 037-297"))
(constraint (= (f "014-270-177") "(014) 270-177"))
(constraint (= (f "658-877-878") "(658) 877-878"))
(constraint (= (f "888-594-038") "(888) 594-038"))
(constraint (= (f "232-253-254") "(232) 253-254"))
(constraint (= (f "308-722-292") "(308) 722-292"))
(constraint (= (f "342-145-742") "(342) 145-742"))
(constraint (= (f "568-181-515") "(568) 181-515"))
(constraint (= (f "300-140-756") "(300) 140-756"))
(constraint (= (f "099-684-216") "(099) 684-216"))
(constraint (= (f "575-296-621") "(575) 296-621"))
(constraint (= (f "994-443-794") "(994) 443-794"))
(constraint (= (f "400-334-692") "(400) 334-692"))
(constraint (= (f "684-711-883") "(684) 711-883"))
(constraint (= (f "539-636-358") "(539) 636-358"))
(constraint (= (f "009-878-919") "(009) 878-919"))
(constraint (= (f "919-545-701") "(919) 545-701"))
(constraint (= (f "546-399-239") "(546) 399-239"))
(constraint (= (f "993-608-757") "(993) 608-757"))
(constraint (= (f "107-652-845") "(107) 652-845"))
(constraint (= (f "206-805-793") "(206) 805-793"))
(constraint (= (f "198-857-684") "(198) 857-684"))
(constraint (= (f "912-827-430") "(912) 827-430"))
(constraint (= (f "560-951-766") "(560) 951-766"))
(constraint (= (f "142-178-290") "(142) 178-290"))
(constraint (= (f "732-196-946") "(732) 196-946"))
(constraint (= (f "963-875-745") "(963) 875-745"))
(constraint (= (f "881-865-867") "(881) 865-867"))
(constraint (= (f "234-686-715") "(234) 686-715"))
(constraint (= (f "720-330-583") "(720) 330-583"))
(constraint (= (f "593-065-126") "(593) 065-126"))
(constraint (= (f "671-778-064") "(671) 778-064"))
(constraint (= (f "252-029-036") "(252) 029-036"))
(constraint (= (f "700-322-036") "(700) 322-036"))
(constraint (= (f "882-587-473") "(882) 587-473"))
(constraint (= (f "964-134-953") "(964) 134-953"))
(constraint (= (f "038-300-876") "(038) 300-876"))
(constraint (= (f "158-894-947") "(158) 894-947"))
(constraint (= (f "757-454-374") "(757) 454-374"))
(constraint (= (f "872-513-190") "(872) 513-190"))
(constraint (= (f "566-086-726") "(566) 086-726"))

(check-synth)
Solution:
(define-fun f ((name String)) String (str.++ "(" (str.++ (str.substr name 0 3) (str.++ ")" (str.++ " " (str.++ (str.at name 4) (str.++ (str.substr name 5 5) (str.at name (+ 5 5)))))))))

Question:
(set-logic SLIA)

(synth-fun f ((col1 String) (col2 String)) String)

(declare-var col1 String)
(declare-var col2 String)
(constraint (= (f "University of Pennsylvania" "Phialdelphia, PA, USA") "University of Pennsylvania, Phialdelphia, PA, USA"))
(constraint (= (f "UCLA" "Los Angeles, CA") "UCLA, Los Angeles, CA, USA"))
(constraint (= (f "Cornell University" "Ithaca, New York, USA") "Cornell University, Ithaca, New York, USA"))
(constraint (= (f "Penn" "Philadelphia, PA, USA") "Penn, Philadelphia, PA, USA"))
(constraint (= (f "University of Maryland College Park" "College Park, MD") "University of Maryland College Park, College Park, MD, USA"))
(constraint (= (f "University of Michigan" "Ann Arbor, MI, USA") "University of Michigan, Ann Arbor, MI, USA"))

(check-synth)
Solution:
(define-fun f ((col1 String) (col2 String)) String (str.++ col1 (ite (str.suffixof "USA" col2) (str.++ "," (str.++ " " col2)) (str.++ "," (str.++ " " (str.++ col2 (str.++ "," (str.++ " " "USA"))))))))

Question:
(set-logic SLIA)

(synth-fun f ((firstname String) (lastname String)) String)

(declare-var firstname String)
(declare-var lastname String)
(constraint (= (f "Launa" "Withers") "Withers Launa"))
(constraint (= (f "Lakenya" "Edison") "Edison Lakenya"))
(constraint (= (f "Brendan" "Hage") "Hage Brendan"))
(constraint (= (f "Bradford" "Lango") "Lango Bradford"))
(constraint (= (f "Rudolf" "Akiyama") "Akiyama Rudolf"))
(constraint (= (f "Lara" "Constable") "Constable Lara"))

(check-synth)
Solution:
(define-fun f ((firstname String) (lastname String)) String (str.++ (str.++ lastname " ") firstname))

Question:
(set-logic SLIA)

(synth-fun f ((firstname String) (lastname String)) String)

(declare-var name String)
(constraint (= (f "Nancy" "FreeHafer") "Nancy FreeHafer"))
(constraint (= (f "Andrew" "Cencici") "Andrew Cencici"))
(constraint (= (f "Jan" "Kotas") "Jan Kotas"))
(constraint (= (f "Mariya" "Sergienko") "Mariya Sergienko"))
(constraint (= (f "Launa" "Withers") "Launa Withers"))
(constraint (= (f "Launa" "Withers") "Launa Withers"))
(constraint (= (f "Launa" "Withers") "Launa Withers"))
(constraint (= (f "Lakenya" "Edison") "Lakenya Edison"))
(constraint (= (f "Lakenya" "Edison") "Lakenya Edison"))
(constraint (= (f "Lakenya" "Edison") "Lakenya Edison"))
(constraint (= (f "Brendan" "Hage") "Brendan Hage"))
(constraint (= (f "Brendan" "Hage") "Brendan Hage"))
(constraint (= (f "Brendan" "Hage") "Brendan Hage"))
(constraint (= (f "Bradford" "Lango") "Bradford Lango"))
(constraint (= (f "Bradford" "Lango") "Bradford Lango"))
(constraint (= (f "Bradford" "Lango") "Bradford Lango"))
(constraint (= (f "Rudolf" "Akiyama") "Rudolf Akiyama"))
(constraint (= (f "Rudolf" "Akiyama") "Rudolf Akiyama"))
(constraint (= (f "Rudolf" "Akiyama") "Rudolf Akiyama"))
(constraint (= (f "Lara" "Constable") "Lara Constable"))
(constraint (= (f "Lara" "Constable") "Lara Constable"))
(constraint (= (f "Lara" "Constable") "Lara Constable"))
(constraint (= (f "Madelaine" "Ghoston") "Madelaine Ghoston"))
(constraint (= (f "Madelaine" "Ghoston") "Madelaine Ghoston"))
(constraint (= (f "Madelaine" "Ghoston") "Madelaine Ghoston"))
(constraint (= (f "Salley" "Hornak") "Salley Hornak"))
(constraint (= (f "Salley" "Hornak") "Salley Hornak"))
(constraint (= (f "Salley" "Hornak") "Salley Hornak"))
(constraint (= (f "Micha" "Junkin") "Micha Junkin"))
(constraint (= (f "Micha" "Junkin") "Micha Junkin"))
(constraint (= (f "Micha" "Junkin") "Micha Junkin"))
(constraint (= (f "Teddy" "Bobo") "Teddy Bobo"))
(constraint (= (f "Teddy" "Bobo") "Teddy Bobo"))
(constraint (= (f "Teddy" "Bobo") "Teddy Bobo"))
(constraint (= (f "Coralee" "Scalia") "Coralee Scalia"))
(constraint (= (f "Coralee" "Scalia") "Coralee Scalia"))
(constraint (= (f "Coralee" "Scalia") "Coralee Scalia"))
(constraint (= (f "Jeff" "Quashie") "Jeff Quashie"))
(constraint (= (f "Jeff" "Quashie") "Jeff Quashie"))
(constraint (= (f "Jeff" "Quashie") "Jeff Quashie"))
(constraint (= (f "Vena" "Babiarz") "Vena Babiarz"))
(constraint (= (f "Vena" "Babiarz") "Vena Babiarz"))
(constraint (= (f "Vena" "Babiarz") "Vena Babiarz"))
(constraint (= (f "Karrie" "Lain") "Karrie Lain"))
(constraint (= (f "Karrie" "Lain") "Karrie Lain"))
(constraint (= (f "Karrie" "Lain") "Karrie Lain"))
(constraint (= (f "Tobias" "Dermody") "Tobias Dermody"))
(constraint (= (f "Tobias" "Dermody") "Tobias Dermody"))
(constraint (= (f "Tobias" "Dermody") "Tobias Dermody"))
(constraint (= (f "Celsa" "Hopkins") "Celsa Hopkins"))
(constraint (= (f "Celsa" "Hopkins") "Celsa Hopkins"))
(constraint (= (f "Celsa" "Hopkins") "Celsa Hopkins"))
(constraint (= (f "Kimberley" "Halpern") "Kimberley Halpern"))
(constraint (= (f "Kimberley" "Halpern") "Kimberley Halpern"))
(constraint (= (f "Kimberley" "Halpern") "Kimberley Halpern"))
(constraint (= (f "Phillip" "Rowden") "Phillip Rowden"))
(constraint (= (f "Phillip" "Rowden") "Phillip Rowden"))
(constraint (= (f "Phillip" "Rowden") "Phillip Rowden"))
(constraint (= (f "Elias" "Neil") "Elias Neil"))
(constraint (= (f "Elias" "Neil") "Elias Neil"))
(constraint (= (f "Elias" "Neil") "Elias Neil"))
(constraint (= (f "Lashanda" "Cortes") "Lashanda Cortes"))
(constraint (= (f "Lashanda" "Cortes") "Lashanda Cortes"))
(constraint (= (f "Lashanda" "Cortes") "Lashanda Cortes"))
(constraint (= (f "Mackenzie" "Spell") "Mackenzie Spell"))
(constraint (= (f "Mackenzie" "Spell") "Mackenzie Spell"))
(constraint (= (f "Mackenzie" "Spell") "Mackenzie Spell"))
(constraint (= (f "Kathlyn" "Eccleston") "Kathlyn Eccleston"))
(constraint (= (f "Kathlyn" "Eccleston") "Kathlyn Eccleston"))
(constraint (= (f "Kathlyn" "Eccleston") "Kathlyn Eccleston"))
(constraint (= (f "Georgina" "Brescia") "Georgina Brescia"))
(constraint (= (f "Georgina" "Brescia") "Georgina Brescia"))
(constraint (= (f "Georgina" "Brescia") "Georgina Brescia"))
(constraint (= (f "Beata" "Miah") "Beata Miah"))
(constraint (= (f "Beata" "Miah") "Beata Miah"))
(constraint (= (f "Beata" "Miah") "Beata Miah"))
(constraint (= (f "Desiree" "Seamons") "Desiree Seamons"))
(constraint (= (f "Desiree" "Seamons") "Desiree Seamons"))
(constraint (= (f "Desiree" "Seamons") "Desiree Seamons"))
(constraint (= (f "Jeanice" "Soderstrom") "Jeanice Soderstrom"))
(constraint (= (f "Jeanice" "Soderstrom") "Jeanice Soderstrom"))
(constraint (= (f "Jeanice" "Soderstrom") "Jeanice Soderstrom"))
(constraint (= (f "Mariel" "Jurgens") "Mariel Jurgens"))
(constraint (= (f "Mariel" "Jurgens") "Mariel Jurgens"))
(constraint (= (f "Mariel" "Jurgens") "Mariel Jurgens"))
(constraint (= (f "Alida" "Bogle") "Alida Bogle"))
(constraint (= (f "Alida" "Bogle") "Alida Bogle"))
(constraint (= (f "Alida" "Bogle") "Alida Bogle"))
(constraint (= (f "Jacqualine" "Olague") "Jacqualine Olague"))
(constraint (= (f "Jacqualine" "Olague") "Jacqualine Olague"))
(constraint (= (f "Jacqualine" "Olague") "Jacqualine Olague"))
(constraint (= (f "Joaquin" "Clasen") "Joaquin Clasen"))
(constraint (= (f "Joaquin" "Clasen") "Joaquin Clasen"))
(constraint (= (f "Joaquin" "Clasen") "Joaquin Clasen"))
(constraint (= (f "Samuel" "Richert") "Samuel Richert"))
(constraint (= (f "Samuel" "Richert") "Samuel Richert"))
(constraint (= (f "Samuel" "Richert") "Samuel Richert"))
(constraint (= (f "Malissa" "Marcus") "Malissa Marcus"))
(constraint (= (f "Malissa" "Marcus") "Malissa Marcus"))
(constraint (= (f "Malissa" "Marcus") "Malissa Marcus"))
(constraint (= (f "Alaina" "Partida") "Alaina Partida"))
(constraint (= (f "Alaina" "Partida") "Alaina Partida"))
(constraint (= (f "Alaina" "Partida") "Alaina Partida"))
(constraint (= (f "Trinidad" "Mulloy") "Trinidad Mulloy"))
(constraint (= (f "Trinidad" "Mulloy") "Trinidad Mulloy"))
(constraint (= (f "Trinidad" "Mulloy") "Trinidad Mulloy"))
(constraint (= (f "Carlene" "Garrard") "Carlene Garrard"))
(constraint (= (f "Carlene" "Garrard") "Carlene Garrard"))
(constraint (= (f "Carlene" "Garrard") "Carlene Garrard"))
(constraint (= (f "Melodi" "Chism") "Melodi Chism"))
(constraint (= (f "Melodi" "Chism") "Melodi Chism"))
(constraint (= (f "Melodi" "Chism") "Melodi Chism"))
(constraint (= (f "Bess" "Chilcott") "Bess Chilcott"))
(constraint (= (f "Bess" "Chilcott") "Bess Chilcott"))
(constraint (= (f "Bess" "Chilcott") "Bess Chilcott"))
(constraint (= (f "Chong" "Aylward") "Chong Aylward"))
(constraint (= (f "Chong" "Aylward") "Chong Aylward"))
(constraint (= (f "Chong" "Aylward") "Chong Aylward"))
(constraint (= (f "Jani" "Ramthun") "Jani Ramthun"))
(constraint (= (f "Jani" "Ramthun") "Jani Ramthun"))
(constraint (= (f "Jani" "Ramthun") "Jani Ramthun"))
(constraint (= (f "Jacquiline" "Heintz") "Jacquiline Heintz"))
(constraint (= (f "Jacquiline" "Heintz") "Jacquiline Heintz"))
(constraint (= (f "Jacquiline" "Heintz") "Jacquiline Heintz"))
(constraint (= (f "Hayley" "Marquess") "Hayley Marquess"))
(constraint (= (f "Hayley" "Marquess") "Hayley Marquess"))
(constraint (= (f "Hayley" "Marquess") "Hayley Marquess"))
(constraint (= (f "Andria" "Spagnoli") "Andria Spagnoli"))
(constraint (= (f "Andria" "Spagnoli") "Andria Spagnoli"))
(constraint (= (f "Andria" "Spagnoli") "Andria Spagnoli"))
(constraint (= (f "Irwin" "Covelli") "Irwin Covelli"))
(constraint (= (f "Irwin" "Covelli") "Irwin Covelli"))
(constraint (= (f "Irwin" "Covelli") "Irwin Covelli"))
(constraint (= (f "Gertude" "Montiel") "Gertude Montiel"))
(constraint (= (f "Gertude" "Montiel") "Gertude Montiel"))
(constraint (= (f "Gertude" "Montiel") "Gertude Montiel"))
(constraint (= (f "Stefany" "Reily") "Stefany Reily"))
(constraint (= (f "Stefany" "Reily") "Stefany Reily"))
(constraint (= (f "Stefany" "Reily") "Stefany Reily"))
(constraint (= (f "Rae" "Mcgaughey") "Rae Mcgaughey"))
(constraint (= (f "Rae" "Mcgaughey") "Rae Mcgaughey"))
(constraint (= (f "Rae" "Mcgaughey") "Rae Mcgaughey"))
(constraint (= (f "Cruz" "Latimore") "Cruz Latimore"))
(constraint (= (f "Cruz" "Latimore") "Cruz Latimore"))
(constraint (= (f "Cruz" "Latimore") "Cruz Latimore"))
(constraint (= (f "Maryann" "Casler") "Maryann Casler"))
(constraint (= (f "Maryann" "Casler") "Maryann Casler"))
(constraint (= (f "Maryann" "Casler") "Maryann Casler"))
(constraint (= (f "Annalisa" "Gregori") "Annalisa Gregori"))
(constraint (= (f "Annalisa" "Gregori") "Annalisa Gregori"))
(constraint (= (f "Annalisa" "Gregori") "Annalisa Gregori"))
(constraint (= (f "Jenee" "Pannell") "Jenee Pannell"))
(constraint (= (f "Jenee" "Pannell") "Jenee Pannell"))
(constraint (= (f "Jenee" "Pannell") "Jenee Pannell"))
(constraint (= (f "Launa" "Withers") "Launa Withers"))
(constraint (= (f "Lakenya" "Edison") "Lakenya Edison"))
(constraint (= (f "Brendan" "Hage") "Brendan Hage"))
(constraint (= (f "Bradford" "Lango") "Bradford Lango"))
(constraint (= (f "Rudolf" "Akiyama") "Rudolf Akiyama"))
(constraint (= (f "Lara" "Constable") "Lara Constable"))
(constraint (= (f "Madelaine" "Ghoston") "Madelaine Ghoston"))
(constraint (= (f "Salley" "Hornak") "Salley Hornak"))
(constraint (= (f "Micha" "Junkin") "Micha Junkin"))
(constraint (= (f "Teddy" "Bobo") "Teddy Bobo"))
(constraint (= (f "Coralee" "Scalia") "Coralee Scalia"))
(constraint (= (f "Jeff" "Quashie") "Jeff Quashie"))
(constraint (= (f "Vena" "Babiarz") "Vena Babiarz"))
(constraint (= (f "Karrie" "Lain") "Karrie Lain"))
(constraint (= (f "Tobias" "Dermody") "Tobias Dermody"))
(constraint (= (f "Celsa" "Hopkins") "Celsa Hopkins"))
(constraint (= (f "Kimberley" "Halpern") "Kimberley Halpern"))
(constraint (= (f "Phillip" "Rowden") "Phillip Rowden"))
(constraint (= (f "Elias" "Neil") "Elias Neil"))
(constraint (= (f "Lashanda" "Cortes") "Lashanda Cortes"))
(constraint (= (f "Mackenzie" "Spell") "Mackenzie Spell"))
(constraint (= (f "Kathlyn" "Eccleston") "Kathlyn Eccleston"))
(constraint (= (f "Georgina" "Brescia") "Georgina Brescia"))
(constraint (= (f "Beata" "Miah") "Beata Miah"))
(constraint (= (f "Desiree" "Seamons") "Desiree Seamons"))
(constraint (= (f "Jeanice" "Soderstrom") "Jeanice Soderstrom"))
(constraint (= (f "Mariel" "Jurgens") "Mariel Jurgens"))
(constraint (= (f "Alida" "Bogle") "Alida Bogle"))
(constraint (= (f "Jacqualine" "Olague") "Jacqualine Olague"))
(constraint (= (f "Joaquin" "Clasen") "Joaquin Clasen"))
(constraint (= (f "Samuel" "Richert") "Samuel Richert"))
(constraint (= (f "Malissa" "Marcus") "Malissa Marcus"))
(constraint (= (f "Alaina" "Partida") "Alaina Partida"))
(constraint (= (f "Trinidad" "Mulloy") "Trinidad Mulloy"))
(constraint (= (f "Carlene" "Garrard") "Carlene Garrard"))
(constraint (= (f "Melodi" "Chism") "Melodi Chism"))
(constraint (= (f "Bess" "Chilcott") "Bess Chilcott"))
(constraint (= (f "Chong" "Aylward") "Chong Aylward"))
(constraint (= (f "Jani" "Ramthun") "Jani Ramthun"))
(constraint (= (f "Jacquiline" "Heintz") "Jacquiline Heintz"))
(constraint (= (f "Hayley" "Marquess") "Hayley Marquess"))
(constraint (= (f "Andria" "Spagnoli") "Andria Spagnoli"))
(constraint (= (f "Irwin" "Covelli") "Irwin Covelli"))
(constraint (= (f "Gertude" "Montiel") "Gertude Montiel"))
(constraint (= (f "Stefany" "Reily") "Stefany Reily"))
(constraint (= (f "Rae" "Mcgaughey") "Rae Mcgaughey"))
(constraint (= (f "Cruz" "Latimore") "Cruz Latimore"))
(constraint (= (f "Maryann" "Casler") "Maryann Casler"))
(constraint (= (f "Annalisa" "Gregori") "Annalisa Gregori"))
(constraint (= (f "Jenee" "Pannell") "Jenee Pannell"))

(check-synth)
Solution:
