let cnt = 0;

let val = Math.floor(Math.random() * 5);

switch (val) {
    case cnt++:
        console.log("zero");
        break;
    case cnt++:
        console.log("one");
        break;
    case cnt++:
        console.log("two");
        break;
    case cnt++:
        console.log("three");
        break;
    case cnt++:
        console.log("four");
        break;
    case cnt++:
        console.log("five");
        break;
    default:
        console.log("waaat", { val });
}