threshold_calculation.txt

// [rust] run with `rustc main.rs && ./main`
fn main() {
        for n in 4..20 {
                let t = (2*n) as f64 / 3 as f64;
                println!("{} of {}", t.ceil(), n);
    }
}

// [javascript] run with `node main.js`
const fn = () => {
  for (let n = 4; n < 20; n++) {
    let t = parseInt(Math.ceil((2 * n) / 3));
    console.log(t, "of", n);
  }
};

fn();

// [go] run with `go run main.go`
package main

import (
    "fmt"
    "math"
)

func main() {
    for n := 4; n < 20; n++ {
        fmt.Println(int(math.Ceil(float64(2*n)/3)), "of", n)
    }
}