function function3(){
var ss = SpreadsheetApp.getActive()
var sheet = ss.getActiveSheet()
var num1 = sheet.getRange('A3').getValue()
var num2 = sheet.getRange('B3').getValue()
sheet.getRange('C3').setValue(num1 + num2)
var word1 = sheet.getRange('A4').getValue()
var word2 = sheet.getRange('B4').getValue()
sheet.getRange('C4').setValue('I love ' + word1 + ' & ' + word2)
}