Given three integers a, b, and c, return the longest possible happy string. If there are multiple longest happy strings, return any of them. If there is no such string, return the empty string ""

1405. Longest Happy String.md

a = 1, b=3 ,c =5

let initialString = ''
let seperators = []
match = ''
replacer = ''
if(a>=b){
    if(a>=c){
        initialString = 'a'.repeat(a)
        seperators = 'b'.repeat(b)+'c'.repeat(c)
        match = /a{2,}$/
        replacer = 'aa'
        
    }else{
        initialString = 'c'.repeat(c)
        seperators = 'a'.repeat(a) + 'b'.repeat(b)
        match = /c{2,}$/
        replacer = 'cc'

    }
}else{
    if(b>=c){
        initialString = 'b'.repeat(b)
        seperators = 'a'.repeat(a) + 'c'.repeat(c)
        match = /b{2,}$/
        replacer = 'bb'
    }else{
        initialString = 'c'.repeat(c)
        seperators = 'a'.repeat(a) + 'b'.repeat(c)
        match = /c{2,}$/
        replacer = 'cc'
    }
}
seperators = [...seperators.split("")]
let index=2
console.log(seperators)
while(seperators.length){
    initialString = initialString.slice(0, index) + seperators.shift() + initialString.slice(index);
    console.log(initialString,index)
    index +=3
    if(index > initialString.length){
        index = 3
    }
    

}
initialString = initialString.replace(match, replacer)
console.log(initialString)