function walking(input) {

    let command = input.shift() ;
    let target = 10000;
    let totalStepsWalked = 0 ;

 /////////////////////// WORKING /////////////////////////

    while ( command !=`Going home`) {

        let inputSteps = Number(command);
        totalStepsWalked += inputSteps ;

        if ( totalStepsWalked >= target ) {

            console.log("Goal reached! Good job!");
            break ;
        }

        command = input.shift() ;

    } // End of while

    if ( command ==`Going home` ) {

        let lastSteps = Number(input.shift(command));
        totalStepsWalked += lastSteps ;

        if ( totalStepsWalked >= target) {

            console.log("Goal reached! Good job!");


        }

        else {

            console.log(`${target - totalStepsWalked} more steps to reach goal.`);
        }

    }

}

walking ([`1500`,`300`,`2500`,`3000`,`Going home`,`200`]);