JSFiddle - React, Tailwind, and code Playground
by Ansmtz
JavaScript
/* console.log(Math.floor(34/10));
console.log(34 % 10); */
let a = 103;
let b = 0;
for(let c = 0; c <= a; c++){
if(c.toString().includes('4')){
b +=1;
console.log(c);
}
}
console.log(b);