6 multiplication

function multiply(input){
    let num=input.shift();

    let firstDig=Number(num.charAt(0));

    let secondDig=Number(num.charAt(1));

    let thirdDig=Number(num.charAt(2));



    for (let i=1; i<=thirdDig;i++){
        for (let j=1; j<=secondDig; j++){
            for (let k=1; k<=firstDig; k++){

                console.log(`${i} * ${j} * ${k} = ${i*j*k}`);
            }
        }
    }
}