orders

function  solve(text, count){

    let sum = 0;

    switch (text){
        case 'water':
            sum = count * 1.0;
            break;
        case 'coffee':
            sum = count * 1.5;
            break;
        case 'coke':
            sum = count * 1.4;
            break;
        case 'snacks':
            sum = count * 2.0;
            break;
    }

    console.log(sum.toFixed(2));
}