System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "bhknv".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "bh" into "hb" and leave the back half "knv" unchanged, giving "hbknv".
result = "hbknv"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "qngcd".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "qn" into "nq" and leave the back half "gcd" unchanged, giving "nqgcd".
result = "nqgcd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "4500".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "45" into "54" and leave the back half "00" unchanged, giving "5400".
result = "5400"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "nliavcfp".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "nlia" into "ailn" and leave the back half "vcfp" unchanged, giving "ailnvcfp".
result = "ailnvcfp"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "awxktjf".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "awx" into "xwa" and leave the back half "ktjf" unchanged, giving "xwaktjf".
result = "xwaktjf"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "mmqp".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "mm" into "mm" and leave the back half "qp" unchanged, giving "mmqp".
result = "mmqp"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "eepdywr".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "eep" into "pee" and leave the back half "dywr" unchanged, giving "peedywr".
result = "peedywr"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "rxmu".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "rx" into "xr" and leave the back half "mu" unchanged, giving "xrmu".
result = "xrmu"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "hpoc".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "hp" into "ph" and leave the back half "oc" unchanged, giving "phoc".
result = "phoc"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "wnvt".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "wn" into "nw" and leave the back half "vt" unchanged, giving "nwvt".
result = "nwvt"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "8870".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "88" into "88" and leave the back half "70" unchanged, giving "8870".
result = "8870"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "1128".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "11" into "11" and leave the back half "28" unchanged, giving "1128".
result = "1128"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "mnmambvb".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "mnma" into "amnm" and leave the back half "mbvb" unchanged, giving "amnmmbvb".
result = "amnmmbvb"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "axnm".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "ax" into "xa" and leave the back half "nm" unchanged, giving "xanm".
result = "xanm"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "6227".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "62" into "26" and leave the back half "27" unchanged, giving "2627".
result = "2627"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "xfspyrza".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "xfsp" into "psfx" and leave the back half "yrza" unchanged, giving "psfxyrza".
result = "psfxyrza"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "yqvlpbdi".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "yqvl" into "lvqy" and leave the back half "pbdi" unchanged, giving "lvqypbdi".
result = "lvqypbdi"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "xxkr".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "xx" into "xx" and leave the back half "kr" unchanged, giving "xxkr".
result = "xxkr"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "5553".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "55" into "55" and leave the back half "53" unchanged, giving "5553".
result = "5553"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "7515".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "75" into "57" and leave the back half "15" unchanged, giving "5715".
result = "5715"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "9569".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "95" into "59" and leave the back half "69" unchanged, giving "5969".
result = "5969"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "jufcejq".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "juf" into "fuj" and leave the back half "cejq" unchanged, giving "fujcejq".
result = "fujcejq"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "6515".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "65" into "56" and leave the back half "15" unchanged, giving "5615".
result = "5615"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "uaynpxns".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "uayn" into "nyau" and leave the back half "pxns" unchanged, giving "nyaupxns".
result = "nyaupxns"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "wovg".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "wo" into "ow" and leave the back half "vg" unchanged, giving "owvg".
result = "owvg"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "2623".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "26" into "62" and leave the back half "23" unchanged, giving "6223".
result = "6223"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "4524".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "45" into "54" and leave the back half "24" unchanged, giving "5424".
result = "5424"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "attqzqh".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "att" into "tta" and leave the back half "qzqh" unchanged, giving "ttaqzqh".
result = "ttaqzqh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "1064".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "10" into "01" and leave the back half "64" unchanged, giving "0164".
result = "0164"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "iurbk".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "iu" into "ui" and leave the back half "rbk" unchanged, giving "uirbk".
result = "uirbk"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "4672".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "46" into "64" and leave the back half "72" unchanged, giving "6472".
result = "6472"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "ecwucgtn".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "ecwu" into "uwce" and leave the back half "cgtn" unchanged, giving "uwcecgtn".
result = "uwcecgtn"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "1464".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "14" into "41" and leave the back half "64" unchanged, giving "4164".
result = "4164"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "1054".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "10" into "01" and leave the back half "54" unchanged, giving "0154".
result = "0154"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "bngrams".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "bng" into "gnb" and leave the back half "rams" unchanged, giving "gnbrams".
result = "gnbrams"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "cphj".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "cp" into "pc" and leave the back half "hj" unchanged, giving "pchj".
result = "pchj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "8210".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "82" into "28" and leave the back half "10" unchanged, giving "2810".
result = "2810"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply reverse_first_half to the string "ippqsjc".
Show your working, then end with:
result = "<...>"

Response:
Reverse only the front half "ipp" into "ppi" and leave the back half "qsjc" unchanged, giving "ppiqsjc".
result = "ppiqsjc"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "1552".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 1 and 5 -> 51; swap 5 and 2 -> 25. That gives "5125".
result = "5125"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rikpd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and i -> ir; swap k and p -> pk; d has no partner so it stays. That gives "irpkd".
result = "irpkd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "jbojb".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap j and b -> bj; swap o and j -> jo; b has no partner so it stays. That gives "bjjob".
result = "bjjob"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "jwvik".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap j and w -> wj; swap v and i -> iv; k has no partner so it stays. That gives "wjivk".
result = "wjivk"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "1037".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 1 and 0 -> 01; swap 3 and 7 -> 73. That gives "0173".
result = "0173"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "1959".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 1 and 9 -> 91; swap 5 and 9 -> 95. That gives "9195".
result = "9195"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "hrma".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap h and r -> rh; swap m and a -> am. That gives "rham".
result = "rham"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ihreoxsw".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap i and h -> hi; swap r and e -> er; swap o and x -> xo; swap s and w -> ws. That gives "hierxows".
result = "hierxows"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7980".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 9 -> 97; swap 8 and 0 -> 08. That gives "9708".
result = "9708"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "zwommsj".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap z and w -> wz; swap o and m -> mo; swap m and s -> sm; j has no partner so it stays. That gives "wzmosmj".
result = "wzmosmj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "teucqo".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap t and e -> et; swap u and c -> cu; swap q and o -> oq. That gives "etcuoq".
result = "etcuoq"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "iqufcjo".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap i and q -> qi; swap u and f -> fu; swap c and j -> jc; o has no partner so it stays. That gives "qifujco".
result = "qifujco"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "8754".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 8 and 7 -> 78; swap 5 and 4 -> 45. That gives "7845".
result = "7845"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5216".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 2 -> 25; swap 1 and 6 -> 61. That gives "2561".
result = "2561"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "2341".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 2 and 3 -> 32; swap 4 and 1 -> 14. That gives "3214".
result = "3214"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "vxlyhdl".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap v and x -> xv; swap l and y -> yl; swap h and d -> dh; l has no partner so it stays. That gives "xvyldhl".
result = "xvyldhl"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "pubwl".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap p and u -> up; swap b and w -> wb; l has no partner so it stays. That gives "upwbl".
result = "upwbl"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "9033".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 9 and 0 -> 09; swap 3 and 3 -> 33. That gives "0933".
result = "0933"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "9657".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 9 and 6 -> 69; swap 5 and 7 -> 75. That gives "6975".
result = "6975"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "tcfdfjhi".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap t and c -> ct; swap f and d -> df; swap f and j -> jf; swap h and i -> ih. That gives "ctdfjfih".
result = "ctdfjfih"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rjtq".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and j -> jr; swap t and q -> qt. That gives "jrqt".
result = "jrqt"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7904".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 9 -> 97; swap 0 and 4 -> 40. That gives "9740".
result = "9740"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "9636".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 9 and 6 -> 69; swap 3 and 6 -> 63. That gives "6963".
result = "6963"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "fhqiskib".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap f and h -> hf; swap q and i -> iq; swap s and k -> ks; swap i and b -> bi. That gives "hfiqksbi".
result = "hfiqksbi"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7991".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 9 -> 97; swap 9 and 1 -> 19. That gives "9719".
result = "9719"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rkmoiff".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and k -> kr; swap m and o -> om; swap i and f -> fi; f has no partner so it stays. That gives "kromfif".
result = "kromfif"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "4100".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 4 and 1 -> 14; swap 0 and 0 -> 00. That gives "1400".
result = "1400"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "wmltfxex".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap w and m -> mw; swap l and t -> tl; swap f and x -> xf; swap e and x -> xe. That gives "mwtlxfxe".
result = "mwtlxfxe"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "efea".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and f -> fe; swap e and a -> ae. That gives "feae".
result = "feae"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ksmto".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap k and s -> sk; swap m and t -> tm; o has no partner so it stays. That gives "sktmo".
result = "sktmo"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "reapjjgd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and e -> er; swap a and p -> pa; swap j and j -> jj; swap g and d -> dg. That gives "erpajjdg".
result = "erpajjdg"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5206".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 2 -> 25; swap 0 and 6 -> 60. That gives "2560".
result = "2560"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "txdcz".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap t and x -> xt; swap d and c -> cd; z has no partner so it stays. That gives "xtcdz".
result = "xtcdz"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rsot".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and s -> sr; swap o and t -> to. That gives "srto".
result = "srto"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "oronfne".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap o and r -> ro; swap o and n -> no; swap f and n -> nf; e has no partner so it stays. That gives "rononfe".
result = "rononfe"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7063".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 0 -> 07; swap 6 and 3 -> 36. That gives "0736".
result = "0736"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ombohx".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap o and m -> mo; swap b and o -> ob; swap h and x -> xh. That gives "moobxh".
result = "moobxh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ythq".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap y and t -> ty; swap h and q -> qh. That gives "tyqh".
result = "tyqh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "lojhu".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and o -> ol; swap j and h -> hj; u has no partner so it stays. That gives "olhju".
result = "olhju"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "vfrto".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap v and f -> fv; swap r and t -> tr; o has no partner so it stays. That gives "fvtro".
result = "fvtro"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "oowkjh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap o and o -> oo; swap w and k -> kw; swap j and h -> hj. That gives "ookwhj".
result = "ookwhj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "udinon".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap u and d -> du; swap i and n -> ni; swap o and n -> no. That gives "dunino".
result = "dunino"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "vpwpu".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap v and p -> pv; swap w and p -> pw; u has no partner so it stays. That gives "pvpwu".
result = "pvpwu"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "8905".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 8 and 9 -> 98; swap 0 and 5 -> 50. That gives "9850".
result = "9850"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5526".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 5 -> 55; swap 2 and 6 -> 62. That gives "5562".
result = "5562"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "dfzyxh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap d and f -> fd; swap z and y -> yz; swap x and h -> hx. That gives "fdyzhx".
result = "fdyzhx"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7311".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 3 -> 37; swap 1 and 1 -> 11. That gives "3711".
result = "3711"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "6615".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 6 and 6 -> 66; swap 1 and 5 -> 51. That gives "6651".
result = "6651"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "yxoid".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap y and x -> xy; swap o and i -> io; d has no partner so it stays. That gives "xyiod".
result = "xyiod"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "semd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap s and e -> es; swap m and d -> dm. That gives "esdm".
result = "esdm"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "avczfh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap a and v -> va; swap c and z -> zc; swap f and h -> hf. That gives "vazchf".
result = "vazchf"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "9091".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 9 and 0 -> 09; swap 9 and 1 -> 19. That gives "0919".
result = "0919"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "lhyj".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and h -> hl; swap y and j -> jy. That gives "hljy".
result = "hljy"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5037".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 0 -> 05; swap 3 and 7 -> 73. That gives "0573".
result = "0573"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7629".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 6 -> 67; swap 2 and 9 -> 92. That gives "6792".
result = "6792"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "3625".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 3 and 6 -> 63; swap 2 and 5 -> 52. That gives "6352".
result = "6352"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "4856".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 4 and 8 -> 84; swap 5 and 6 -> 65. That gives "8465".
result = "8465"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "mvzmfcy".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap m and v -> vm; swap z and m -> mz; swap f and c -> cf; y has no partner so it stays. That gives "vmmzcfy".
result = "vmmzcfy"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "repcmzb".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and e -> er; swap p and c -> cp; swap m and z -> zm; b has no partner so it stays. That gives "ercpzmb".
result = "ercpzmb"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "8758".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 8 and 7 -> 78; swap 5 and 8 -> 85. That gives "7885".
result = "7885"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "mbxyhhc".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap m and b -> bm; swap x and y -> yx; swap h and h -> hh; c has no partner so it stays. That gives "bmyxhhc".
result = "bmyxhhc"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "glpuhk".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap g and l -> lg; swap p and u -> up; swap h and k -> kh. That gives "lgupkh".
result = "lgupkh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "cesvd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap c and e -> ec; swap s and v -> vs; d has no partner so it stays. That gives "ecvsd".
result = "ecvsd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "3616".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 3 and 6 -> 63; swap 1 and 6 -> 61. That gives "6361".
result = "6361"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rwuvvqj".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and w -> wr; swap u and v -> vu; swap v and q -> qv; j has no partner so it stays. That gives "wrvuqvj".
result = "wrvuqvj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "1722".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 1 and 7 -> 71; swap 2 and 2 -> 22. That gives "7122".
result = "7122"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "chhipbsz".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap c and h -> hc; swap h and i -> ih; swap p and b -> bp; swap s and z -> zs. That gives "hcihbpzs".
result = "hcihbpzs"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "zckmm".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap z and c -> cz; swap k and m -> mk; m has no partner so it stays. That gives "czmkm".
result = "czmkm"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "pmko".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap p and m -> mp; swap k and o -> ok. That gives "mpok".
result = "mpok"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "tyuv".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap t and y -> yt; swap u and v -> vu. That gives "ytvu".
result = "ytvu"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "4929".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 4 and 9 -> 94; swap 2 and 9 -> 92. That gives "9492".
result = "9492"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "oucogwn".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap o and u -> uo; swap c and o -> oc; swap g and w -> wg; n has no partner so it stays. That gives "uoocwgn".
result = "uoocwgn"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "8790".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 8 and 7 -> 78; swap 9 and 0 -> 09. That gives "7809".
result = "7809"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "zzyqsb".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap z and z -> zz; swap y and q -> qy; swap s and b -> bs. That gives "zzqybs".
result = "zzqybs"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ewaty".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and w -> we; swap a and t -> ta; y has no partner so it stays. That gives "wetay".
result = "wetay"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "wsvhh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap w and s -> sw; swap v and h -> hv; h has no partner so it stays. That gives "swhvh".
result = "swhvh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "2963".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 2 and 9 -> 92; swap 6 and 3 -> 36. That gives "9236".
result = "9236"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7989".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 9 -> 97; swap 8 and 9 -> 98. That gives "9798".
result = "9798"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "alhjm".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap a and l -> la; swap h and j -> jh; m has no partner so it stays. That gives "lajhm".
result = "lajhm"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "luhvr".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and u -> ul; swap h and v -> vh; r has no partner so it stays. That gives "ulvhr".
result = "ulvhr"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "cyfpimhu".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap c and y -> yc; swap f and p -> pf; swap i and m -> mi; swap h and u -> uh. That gives "ycpfmiuh".
result = "ycpfmiuh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5419".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 4 -> 45; swap 1 and 9 -> 91. That gives "4591".
result = "4591"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "bhkg".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap b and h -> hb; swap k and g -> gk. That gives "hbgk".
result = "hbgk"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "bwrm".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap b and w -> wb; swap r and m -> mr. That gives "wbmr".
result = "wbmr"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5075".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 0 -> 05; swap 7 and 5 -> 57. That gives "0557".
result = "0557"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "2277".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 2 and 2 -> 22; swap 7 and 7 -> 77. That gives "2277".
result = "2277"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "nhvx".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap n and h -> hn; swap v and x -> xv. That gives "hnxv".
result = "hnxv"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "6831".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 6 and 8 -> 86; swap 3 and 1 -> 13. That gives "8613".
result = "8613"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "hhys".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap h and h -> hh; swap y and s -> sy. That gives "hhsy".
result = "hhsy"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ealmb".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and a -> ae; swap l and m -> ml; b has no partner so it stays. That gives "aemlb".
result = "aemlb"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ymgudb".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap y and m -> my; swap g and u -> ug; swap d and b -> bd. That gives "myugbd".
result = "myugbd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "yuhuj".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap y and u -> uy; swap h and u -> uh; j has no partner so it stays. That gives "uyuhj".
result = "uyuhj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "modrd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap m and o -> om; swap d and r -> rd; d has no partner so it stays. That gives "omrdd".
result = "omrdd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "utdadl".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap u and t -> tu; swap d and a -> ad; swap d and l -> ld. That gives "tuadld".
result = "tuadld"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "wftlce".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap w and f -> fw; swap t and l -> lt; swap c and e -> ec. That gives "fwltec".
result = "fwltec"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "6576".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 6 and 5 -> 56; swap 7 and 6 -> 67. That gives "5667".
result = "5667"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "3309".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 3 and 3 -> 33; swap 0 and 9 -> 90. That gives "3390".
result = "3390"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "fhcyvfv".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap f and h -> hf; swap c and y -> yc; swap v and f -> fv; v has no partner so it stays. That gives "hfycfvv".
result = "hfycfvv"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "xequf".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap x and e -> ex; swap q and u -> uq; f has no partner so it stays. That gives "exuqf".
result = "exuqf"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "impgxa".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap i and m -> mi; swap p and g -> gp; swap x and a -> ax. That gives "migpax".
result = "migpax"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "erch".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and r -> re; swap c and h -> hc. That gives "rehc".
result = "rehc"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "etlel".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and t -> te; swap l and e -> el; l has no partner so it stays. That gives "teell".
result = "teell"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "fqmhajh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap f and q -> qf; swap m and h -> hm; swap a and j -> ja; h has no partner so it stays. That gives "qfhmjah".
result = "qfhmjah"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "uzajumxp".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap u and z -> zu; swap a and j -> ja; swap u and m -> mu; swap x and p -> px. That gives "zujamupx".
result = "zujamupx"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "pflxb".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap p and f -> fp; swap l and x -> xl; b has no partner so it stays. That gives "fpxlb".
result = "fpxlb"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "tgqxlgt".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap t and g -> gt; swap q and x -> xq; swap l and g -> gl; t has no partner so it stays. That gives "gtxqglt".
result = "gtxqglt"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ucdgm".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap u and c -> cu; swap d and g -> gd; m has no partner so it stays. That gives "cugdm".
result = "cugdm"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "4339".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 4 and 3 -> 34; swap 3 and 9 -> 93. That gives "3493".
result = "3493"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "4968".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 4 and 9 -> 94; swap 6 and 8 -> 86. That gives "9486".
result = "9486"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "mhtqz".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap m and h -> hm; swap t and q -> qt; z has no partner so it stays. That gives "hmqtz".
result = "hmqtz"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rtybndpx".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and t -> tr; swap y and b -> by; swap n and d -> dn; swap p and x -> xp. That gives "trbydnxp".
result = "trbydnxp"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "icgtbvk".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap i and c -> ci; swap g and t -> tg; swap b and v -> vb; k has no partner so it stays. That gives "citgvbk".
result = "citgvbk"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "3016".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 3 and 0 -> 03; swap 1 and 6 -> 61. That gives "0361".
result = "0361"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "vyvreo".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap v and y -> yv; swap v and r -> rv; swap e and o -> oe. That gives "yvrvoe".
result = "yvrvoe"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "kefea".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap k and e -> ek; swap f and e -> ef; a has no partner so it stays. That gives "ekefa".
result = "ekefa"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "3483".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 3 and 4 -> 43; swap 8 and 3 -> 38. That gives "4338".
result = "4338"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "1474".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 1 and 4 -> 41; swap 7 and 4 -> 47. That gives "4147".
result = "4147"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "flihqrwk".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap f and l -> lf; swap i and h -> hi; swap q and r -> rq; swap w and k -> kw. That gives "lfhirqkw".
result = "lfhirqkw"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "kxayaigj".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap k and x -> xk; swap a and y -> ya; swap a and i -> ia; swap g and j -> jg. That gives "xkyaiajg".
result = "xkyaiajg"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "2952".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 2 and 9 -> 92; swap 5 and 2 -> 25. That gives "9225".
result = "9225"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "mxdu".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap m and x -> xm; swap d and u -> ud. That gives "xmud".
result = "xmud"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "2402".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 2 and 4 -> 42; swap 0 and 2 -> 20. That gives "4220".
result = "4220"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "gwfzhd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap g and w -> wg; swap f and z -> zf; swap h and d -> dh. That gives "wgzfdh".
result = "wgzfdh"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "4522".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 4 and 5 -> 54; swap 2 and 2 -> 22. That gives "5422".
result = "5422"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "gvtzatdf".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap g and v -> vg; swap t and z -> zt; swap a and t -> ta; swap d and f -> fd. That gives "vgzttafd".
result = "vgzttafd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "lweehlv".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and w -> wl; swap e and e -> ee; swap h and l -> lh; v has no partner so it stays. That gives "wleelhv".
result = "wleelhv"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "picxy".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap p and i -> ip; swap c and x -> xc; y has no partner so it stays. That gives "ipxcy".
result = "ipxcy"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ovhkg".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap o and v -> vo; swap h and k -> kh; g has no partner so it stays. That gives "vokhg".
result = "vokhg"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "zbvie".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap z and b -> bz; swap v and i -> iv; e has no partner so it stays. That gives "bzive".
result = "bzive"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "rrdclfzh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap r and r -> rr; swap d and c -> cd; swap l and f -> fl; swap z and h -> hz. That gives "rrcdflhz".
result = "rrcdflhz"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "8973".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 8 and 9 -> 98; swap 7 and 3 -> 37. That gives "9837".
result = "9837"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7463".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 4 -> 47; swap 6 and 3 -> 36. That gives "4736".
result = "4736"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ixjzjneh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap i and x -> xi; swap j and z -> zj; swap j and n -> nj; swap e and h -> he. That gives "xizjnjhe".
result = "xizjnjhe"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "hhah".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap h and h -> hh; swap a and h -> ha. That gives "hhha".
result = "hhha"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "8791".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 8 and 7 -> 78; swap 9 and 1 -> 19. That gives "7819".
result = "7819"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "vzhfl".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap v and z -> zv; swap h and f -> fh; l has no partner so it stays. That gives "zvfhl".
result = "zvfhl"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "nwtxgh".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap n and w -> wn; swap t and x -> xt; swap g and h -> hg. That gives "wnxthg".
result = "wnxthg"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "evxlqra".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and v -> ve; swap x and l -> lx; swap q and r -> rq; a has no partner so it stays. That gives "velxrqa".
result = "velxrqa"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "khsnbsjv".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap k and h -> hk; swap s and n -> ns; swap b and s -> sb; swap j and v -> vj. That gives "hknssbvj".
result = "hknssbvj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "lpvagol".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and p -> pl; swap v and a -> av; swap g and o -> og; l has no partner so it stays. That gives "plavogl".
result = "plavogl"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "ljlj".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and j -> jl; swap l and j -> jl. That gives "jljl".
result = "jljl"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "exlz".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap e and x -> xe; swap l and z -> zl. That gives "xezl".
result = "xezl"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "1380".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 1 and 3 -> 31; swap 8 and 0 -> 08. That gives "3108".
result = "3108"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "wvvye".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap w and v -> vw; swap v and y -> yv; e has no partner so it stays. That gives "vwyve".
result = "vwyve"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "5245".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 5 and 2 -> 25; swap 4 and 5 -> 54. That gives "2554".
result = "2554"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "tksiggd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap t and k -> kt; swap s and i -> is; swap g and g -> gg; d has no partner so it stays. That gives "ktisggd".
result = "ktisggd"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "vyegl".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap v and y -> yv; swap e and g -> ge; l has no partner so it stays. That gives "yvgel".
result = "yvgel"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "7209".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap 7 and 2 -> 27; swap 0 and 9 -> 90. That gives "2790".
result = "2790"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "lledssjd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and l -> ll; swap e and d -> de; swap s and s -> ss; swap j and d -> dj. That gives "lldessdj".
result = "lldessdj"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "scjqmd".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap s and c -> cs; swap j and q -> qj; swap m and d -> dm. That gives "csqjdm".
result = "csqjdm"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "irbwsot".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap i and r -> ri; swap b and w -> wb; swap s and o -> os; t has no partner so it stays. That gives "riwbost".
result = "riwbost"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "arxne".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap a and r -> ra; swap x and n -> nx; e has no partner so it stays. That gives "ranxe".
result = "ranxe"


System: You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[System] You are a precise operations engine. Apply the named operations exactly, in order, and end with result = "<answer>".

[User]
Apply swap_pairs to the string "lbat".
Show your working, then end with:
result = "<...>"

Response:
Swap characters in adjacent pairs (1st with 2nd, 3rd with 4th, ...): swap l and b -> bl; swap a and t -> ta. That gives "blta".
result = "blta"