you give string s consist lowercase letter integer k we string t ideal follow condition satisfiedt subsequence stre sthe absolute difference alphabet order adjacent letter t equal kReturn length long ideal stringa subsequence string derive string delete character change order remain charactersnote alphabet order cyclic for example absolute difference alphabet order z 25 1 Example 1input s acfgbd k 2output 4explanation the long ideal string acbd the length string 4 4 returnednote acfgbd ideal c f difference 3 alphabet orderexample 2input s abcd k 3output 4explanation the long ideal string abcd the length string 4 4 return Constraints1 slength 1050 k 25s consist lowercase english letter