JSFiddle - React, Tailwind, and code Playground

HTML

<body>
        <form>
            <input type="text" value="" name="inp1" id="idc">
			<input type="text" value="" name="inp2">
            <input type="submit" value="Отправить">
        </form>
        <script src="js/scripts.js"></script>
    </body>

JavaScript

var in1 = document.querySelector('input[name=inp1]');
	var in2 = document.querySelector('input[name=inp2]');
	
	var a = document.querySelector('input[name=inp1]').value;
    var b = document.querySelector('input[name=inp2]').value;
    
	in1.oninput = function(){
          if(a=='1'){
		console.log(1);
	}
     else if(a=='2') {
		 console.log(2);
	 }  
	 else {
		 console.log(3);
	 }
        }
    in2.oninput = function(){
          if(b=='1'){
		console.log(1);
	}
     else if(b=='2') {
		 console.log(2);
	 }  
	 else {
		 console.log(3);
	 }
        }