sushi party calulader

by codemeasandwich

HTML

sushi party calulader <br/>
<textarea id="input" placeholder="sushis"></textarea>
<input type="submit" id="byBtn" value="Do things" onclick="work()"/>
<textarea id="output" placeholder="friends"></textarea>

JavaScript

function work(){

const sushis = document.getElementById('input').value

	if(0 >= sushis || 10000 <= sushis ){
  	document.getElementById('output').value = 0;
  } else if(sushis % 2) {
  	document.getElementById('output').value = "No solution"
  }
  else{
 		document.getElementById('output').value = sushis / 2 - 1;
  }
}