text: function calcular(){
  let exit = window.document.getElementById('saida')
  let bn = window.document.getElementById('base')
  let en = window.document.getElementById('exp')
  let b = Number(bn.value)
  let e = Number(en.value)
  let res = 1
  let i = 0
  
      if(e == 0){
          res = 1
      }
      if(e == 1){
          res = b
      }
      if(e >=2){
          for(let i = 1; i <= e; i++){
              res *= b
          }
      }
      exit.innerHTML = `${res}`
      i ++
  
  e = 0
  b = 0
  }
  function limpar(){
  exit = window.document.getElementById('saida').innerHTML='&#x1f436  &#x1f436  &#x1f436'
  document.getElementById('base').value =`0`;   
  document.getElementById('exp').value =`0`;   
  
  }