const capitalize=(str)=>{
  let array=str.split('')
  let arr=[]
  for (let i = 0; i < array.length; i++) {
    if (i==0 && array[i].charCodeAt()<=92) {
      arr.push(array[i])
    }else if(i==0 && array[i].charCodeAt()>92) {
      let strin= array[i].charCodeAt()
      arr.push(String.fromCharCode(strin-32))
    }else if (array[i].charCodeAt()>=92) {
      arr.push(array[i])
    }else{
      let strin= array[i].charCodeAt()
      arr.push(String.fromCharCode(strin+32))
    }
  }
  return arr.join(',').replace(/,/g, '')
}