you give string s1 s2 equal length a string swap operation choose index stre necessarily different swap character indicesreturn true possible string equal perform string swap exactly string otherwise return false Example 1input s1 bank s2 kanbOutput trueexplanation for example swap character character s2 bankExample 2input s1 attack s2 defendoutput falseexplanation it impossible equal string swapexample 3input s1 kelb s2 kelboutput trueexplanation the string equal string swap operation require Constraints1 s1length s2length 100s1length s2lengths1 s2 consist lowercase english letter