Statistics

Problem Statement

Definition

Class:

ARight

Method:

modify

Parameters:

String, int

Returns:

String

Method signature:

String modify(String S, int K)

(be sure your method is public)

Constraints

• K will be between 1 and 50, inclusive.
• S will have between K and 100 characters, inclusive.
• Each character in S will be a lowercase English letter ('a'-'z').
• None of the last K characters in S will be 'a'.

Examples

1. "topcoder"

   3

   Returns: "topcoder"

   No 'a's to move, so the resulting string is the same as the initial one.

2. "bananas"

   1

   Returns: "bnanasa"

3. "aaaaabbbbb"

   5

   Returns: "bbbbbaaaaa"

4. "abracadabrahocuspocus"

   6

   Returns: "brcdbrahoacauaspaocus"

5. "aardvark"

   1

   Returns: "raadvrak"

6. "aardvark"

   2

   Returns: "rdaavrka"

7. "sdaakjakhaaaakakgakjaaaaaakjghakagkagaaakakjhgkjhgkjhgkjhgkjgkjrtyr"

   17

   Returns: "sdkjkhkkgkjkjghkgkgaakkajhaaaagakjahgaaaaaakjhgakajhagaaakajgkjrtyr"

8. "sdaakjakhaaaakakgakjaaaaaakjghakagkagaaakakjhgkjhgkjhgkjhgkjgkjrtyr"

   25

   Returns: "sdkjkhkkgkjkjghkgkgkkjhgkjhaagkajhaaaagakjahgaaaaaakjgkajartayaaara"

9. "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaazzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrt"

   3

   Returns: "zzwaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaartzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrt"

10. "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaazzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrt"

    47

    Returns: "zzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaawrt"

11. "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaazzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrt"

    50

    Returns: "zzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtzzwrtaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"

12. "az"

    1

    Returns: "za"

13. "w"

    1

    Returns: "w"

14. "qwertyuiop"

    3

    Returns: "qwertyuiop"

15. "qwertyuiop"

    10

    Returns: "qwertyuiop"

16. "aqwertyuiop"

    10

    Returns: "qwertyuiopa"

17. "plrncwabqsatirmiamxusziclmnseilqeomkijsckzjruvnjspaszdrusqomzcujvurwqxvlbtihmo"

    23

    Returns: "plrncwbqstirmimxusziclmnseilqaeomakijscakzjruvnjspszdrusqomzcujvurwqxvlbtaihmo"

18. "haaatrepaedmbjcfgyrqhzqrpttbxdgfslvcuixcnebdkcskiuysfstz"

    45

    Returns: "htrepedmbjcfgyrqhzqrpttbxdgfslvcuixcnebdkcskiuaaaysfsatz"

19. "aaaaaaaaaaaaqaaaaaapaaaadaqaaiaaaaaaapaasxbaakajaaaaeataaamaaawavaaaaaaaaeduyomcmtcnvjjhkhp"

    18

    Returns: "qpdqipsxbkjetmwvedaaaaaaaaaaaauaaaaaayaaaaoamaacaaaaaaamaatcnaavajaaaajahaaakaaahapaaaaaaaa"

20. "pwaaqaappjaaealoatjsawuxxpsawxncgugudqocipgunbufydsnbnqypvmyernedooseug"

    43

    Returns: "pwqppjelotjswuxxpswxncgugudqocipgunbufydsnbnqaayaapvmaayaeranedaooseuga"

21. "adaraahaaaaqavaaaaaaadivajzauasckygqxinuqbtnuivsmeldgteigdfrgygddftnmeoks"

    43

    Returns: "drhqvdivjzusckygqxinuqbtnuivsmeldgteigdfrgyagadaadaaaafataaaaaaanmeaokasa"

22. "zalaaafdzwrtzmrvooqaacoazeaoczaoyqrahbqfgkacyukcvuwbjmhshmmfhpucykuwkoeoomzqjcytyxqi"

    41

    Returns: "zlfdzwrtzmrvooqcozeoczoyqrhbqfgkcyukcvuwbjamaaahshmmfhpucykuaawkaoeaoomazqjcaytyxqia"

23. "aaaoadayuvlpddqjdghioqhkb"

    18

    Returns: "odyuvlpddqjdghioqhaaakaba"

24. "aaaaaaaaaaavaaaaaaaaaahabaaaaapaaavaaaaaaakapaayadaaaanaaaaaataaaaaaaaaotyffzyyy"

    8

    Returns: "vhbpvkpyaaaaaaaaaaadaaaaaaaaaanataaaaaoaaataaaaaaayafaafazaaaayaaaaaayaaaaaaaaay"

25. "avaaaitaaaaaafkuayataasvfaaaaqqakapgaaaaoaakaaaazaaaaaawacmvlwwtzfbjmgucoqxlfjjlowe"

    25

    Returns: "vitfkuytsvfqqkpgokzwcmvlwawaaatzaaaaaafbjamagaaucoaaaaqxalafjaaaajaalaaaaoaaaaaawae"

26. "aaaiazaaaaaaaaaaaaalaashvicmnzgquyyg"

    14

    Returns: "izlshvicmnzgquaaayayaaaaaaaaaaaaagaa"

27. "alsaaaarthanaamaaasaaawvacuaazaeagaaaaaaajvaaqdabzfakazaaavidoaaaaalhedwatqaaaaynataajprirrqkloriu"

    13

    Returns: "lsrthnmswvcuzaegaaaajvqadaabaaazaaafkazvaaiadaoaaaaaaalhaaedawtqayanaaatjpraaaaairrqkaloaaaariauaa"

28. "aaaaaaaacaaaaaauaaaaaaaaaazaaaaaqaaaaaaaaevxqvjlkxhxodjunlpkgigmikchxtqbmbvkjsozrippc"

    44

    Returns: "cuzqevxqvjlkxhxodjunlpkgigmikchxtqbmbvkjsozraaaaaaaaiaaaaaapaaaaaaaaaapaaaaacaaaaaaaa"

29. "naaaaaaaaaaaaaaaqtggzi"

    6

    Returns: "nqtggziaaaaaaaaaaaaaaa"

30. "aaqajaaaaaajaaaaypxdasvaaaaaaaaaaagaaarauvsuuekclgdpjekhtz"

    18

    Returns: "qjjypxdsvgruvsuuekaacalaaaaaagaaaadpjeakhaaaaaaaaaaataaaza"

31. "ffasakayaaaabaaaqaaaaiagaacaankjdaaaqaakpggskpkkuyckcwduuntrofnnwsirsoxpsgjnllenofdyoiib"

    49

    Returns: "ffskybqigcnkjdqkpggskpkkuyckcwduuntrofnnwsirsoxpsgjanalalaaaaeaaanaaaaoafaadaayoiiaaabaa"

32. "aaakxhjdwcigummdwqjj"

    17

    Returns: "kxhjdwcigummdwqjjaaa"

33. "aaaaaeaaaaathaagaaaaaaaxjfnwiizgdkrfpzkcewsihehqnkxjblmoedljsityxfiwqsxvh"

    50

    Returns: "ethgxjfnwiizgdkrfpzkcewsihehqnkxjblmoedljsityxfiwqaaaaasaaaaaxvaahaaaaaaa"

34. "blwiqhguizpobudhhbqbkluwxyruwhztqsfmarseurjccjjgmumittsfiefmcfygnzzxwjrduysfilpryxjemzjbvsjsjprup"

    50

    Returns: "blwiqhguizpobudhhbqbkluwxyruwhztqsfmrseurjccjjgmumittsfiefmcfygnzzxwjrduysfilpryxjemzjabvsjsjprup"

35. "haaaqawwgxcyaizoaxqxxxzirtl"

    10

    Returns: "hqwwgxcyizoaaaxaqxxxziartla"

36. "pagaabrhparoqobaoccaxaahczaajjayeqatpaamcxavazhhytfhqryekzuvywszeqhcfyrzjfjmflwsmf"

    33

    Returns: "pgbrhproqoboccxhczjjyeqtpmcxvzhhytafaahqryaekzuvaywsazaaeqhaacfayrzajfaajmfalawsmf"

37. "lgzaaayadaaaaaaaaaaqbaaayafaaaaaaabaaxovdmaaaaaaaaakkoxlcmyvuj"

    10

    Returns: "lgzydqbyfbxovaaadamaaaaaaaaaakkaaaoaxaaaaaaalaacmyvuaaaaaaaaaj"

38. "guaziobvaudaljxafpthjpqaohacdaipfuexbtlktcjmmmgdyjdqsrpwlungkepotwjiyizcgc"

    41

    Returns: "guziobvudljxfpthjpqohcdipfuexbtlktcjmmmgdyjadqsrpawlaungakepotwjaiyaizacgc"

39. "qaaajtacjaeaagyzaelaaxsagbrkkotlaaaxnmyaazmrbpfsmndddsorfwggpdhmwnhqxdvsqhcblshnbfswnmieih"

    49

    Returns: "qjtcjegyzelxsgbrkkotlxnmyzmrbpfsmndddsorfwggpdhmwnaaahqaxdavaasqhacbaalsahnbfswnmaaaieihaa"

40. "yocaaauymaccagaaamaafaljofyggoaaafmaapagrzwoaemwihpgajavactccalhbiaaaicearolmpqpqtgzcotrsplmogrvssiq"

    25

    Returns: "yocuymccgmfljofyggofmpgrzwoeaaamwiahpagaaajaavactcclhbiaaaicaaearolmpaqpqtgzcaoatarsplamograaavssaiq"

41. "aaaaaihdqwnthqblihlytribnxcrtlss"

    27

    Returns: "ihdqwnthqblihlytribnxcrtlssaaaaa"

42. "uauaeaaajtbarwyjmafzwfufaaaosuxzvpubaajswgaovcaevamsaadaaaldataaaeshzqzgdqchdmcpdzyxsd"

    21

    Returns: "uuejtbrwyjmfzwfufosuxzavapaaaubjaswgovacevmsdaaaldteshzqzaagdqcahdmacpadzaayaaaxsadaaa"

43. "aaaaaaaaaaaaaaaaaaaasaaaaaarppoiqhjurgwznktugytgkbczssvxhh"

    31

    Returns: "srppoiqhjurgwznktugytgkbczssvxhaaaaaaaaaaaaaaaaaaaahaaaaaa"

44. "ssafxorzrauwnlndkqtyrlhabaqpsovvaehqkmlhgghqmukgnwltneeoybbhngwxwwwqeciwbhdooxh"

    38

    Returns: "ssfxorzruwnlndkqtyrlhbqpsovvehqkmlhgghqmaukgnwlatneeoybbhngwxawawwqeciawbhdooxh"

45. "aaadaaaotaaaaahaamjdfswdiukmpyvg"

    15

    Returns: "dothmjdfswdiukmaaapaaayvaaaaagaa"

46. "oaaycaakwaaoroijaaeazlaaaacadzugmmvokxucpoxbxyzscbxcuecesesibsfkrqbdru"

    42

    Returns: "oyckworoijezlcdzugmmvokxucpoxbxyzscbxcuecesaaesaaibaasfkrqaabadraaaaua"

47. "qaaaazauaaaaapaaaaazaaaaaazaaawaaikplnrkouzlpbfyiumiekdzxqlelbnhzrjs"

    35

    Returns: "qzupzzwikplnrkouzlpbfyiumiekdzxqlelbaaaanahaaaaazaaaaaraaaaaajaaasaa"

48. "aafqkaoyevpjkatkclatxjogebvzmdwhpsryfusvnongqsjzngczaslaxznnmaaeueovjnczovgxzajxaxtyqiuekwszdoqsr"

    16

    Returns: "fqkoyevpjktkcltxaajogaebvzmdwahpsrayfusvnongqsjzngczslxznnmeueovjnczaovagxzjxaaxtyqiuekwszdoqasra"

49. "athqaajxnabbaaaalyataanaalzaaaxachasagdaeaaaagrnwdayariaaaaawaanrowhjjcnunkvrrwwxgboldgzjo"

    25

    Returns: "thqjxnbblytnlzxchsgdegrnwadyraaiwnaroaaaawhajaajaacnaaauankavarrawaaaawxgboaladgaaaaazaajo"

50. "ahznjakpcabbaovpplpzaqicbnawbrafcplmpdzpjalatrlpahdhvgqppjygpiabggkfyvxxmvhdvoeiwaareaclqymfeifcdiju"

    11

    Returns: "hznjkpcbbovapplpazqiacbanwbrfcpalmpdzapjlatrlphdhvgqapapjygapibggkfyvxxmvahdvoeiwreclqymfeifaacdaiju"

51. "alonhnjzfvwqgxbxwaavalxgxlemdnexzryheyk"

    9

    Returns: "lonhnjzfvawqgxbxwvlxgxlemdaanaexzryheyk"

52. "mkxbbkfdoqzfmaaaxlndwueuybuqrqmsfgntyzyulgnshibphsdsldtbd"

    36

    Returns: "mkxbbkfdoqzfmxlndwueuybuqrqmsfgntyzyulgnshibphsdsaaaldtbd"

53. "aasfmkalaaabuekyjsrdcnudect"

    15

    Returns: "sfmklbuekyjsrdcaanudeacaaat"

54. "aaaavahplyigmcegbdjtpiqkrowfktlzovjdtpmgzmcmvrh"

    41

    Returns: "vhplyigmcegbdjtpiqkrowfktlzovjdtpmgzmcmvraaaaha"

55. "irkt"

    4

    Returns: "irkt"

56. "zabapvaaomrpajwakatzajaslaydadiyhaadgrjaoaoykedbhsugrqmsmlobjclucceokqonnjwsykufkiiynxm"

    44

    Returns: "zbpvomrpjwktzjslyddiyhdgrjooykedbhsugrqmsmlobajaclaaucceaokaqaonanajwasyakufkaaiiynaxam"

57. "lhaaaajaaznqrjaaasdmaaazuaaqavsaaaqataycayazaaaaaaagubaaahpcoobjillguqrotwklumrtcqqkdvp"

    30

    Returns: "lhjznqrjsdmzuqvsqtycyzgubhpcoobjaaaaiaallguqaaarotaaawkaalaumaaaratacqaqakaaaaaaadvpaaa"

58. "armgalfnaoqkaaejajuzalaafaiazatcadjbvcmbytjk"

    11

    Returns: "rmglfnoqkejajuzalfiaztcaadjabvcamaabayatajka"

59. "inkeeabkdtlaqijsykaazhgaeqaaaatpbytzsqadielkpeiaaqdaaxkcjaj"

    1

    Returns: "inkeebakdtlqaijsykzaahgeaqtaaaapbytzsqdaielkpeiqaadxaakcjja"

60. "vjggparamnaskqldmuajtbwosqryaohapkmvaeoyaeoaaxhgnlahqqjaaygrgqfossrizjffhrm"

    8

    Returns: "vjggprmnskqldamaujatbwosqrayohpkmveoayeaoxhganlhaqqaajygrgaqfosaasrizjffhrm"

61. "aaaaapmhpshhwuuwxrgrjryteulhkkudxb"

    29

    Returns: "pmhpshhwuuwxrgrjryteulhkkudxbaaaaa"

62. "awadpmexruzujixmybuwglrr"

    21

    Returns: "wdpmexruzujixmybuwglrara"

63. "aaaaaazyabuaaaaaaaaacxzoeofwsvmpgpouhgnrzhowvoinu"

    28

    Returns: "zybucxzoeofwsvmpgpouhgnrzhowaaaaaavoainaaaaaaaaau"

64. "chwrfdeikmxicyhfkbljamssxzaqygactlwcwqaotagoarzvdpyzfnvtsymvobqoghomicscdothjnmljjsjneqhpji"

    44

    Returns: "chwrfdeikmxicyhfkbljmssxzqygctlwcwqotgorzvdpyzfnvtsymvobqoghomicascdotahjnamljjsjnaeqahpaji"

65. "aadnacwkaaahaasadaaaawaasgnmpbmjsqxdlqjvzywujqxrxowtktcpmnvtwboutqdkyyylrgwhkny"

    50

    Returns: "dncwkhsdwsgnmpbmjsqxdlqjvzywujqxrxowtktcpmnvtwboutaaqdakyyaaayaalaraaaagaawhkny"

66. "xlguaaaepbaayahjipxjhhr"

    7

    Returns: "xlguepbyhjiaaapxjaahahr"

67. "jkjaaajkkkjkljjawaeaeaeaeaeaeaeaeaeioioioopopiopaaaiopioppoipoipoiipo"

    6

    Returns: "jkjjkkkjkaaaljjweeeeeaeaeaeaeaiaoaiaoaiaoopopiopiopiopaaapoipoipoiipo"