Ski Trip

function solve(input) {
    let days = Number(input.shift());
    let room = input.shift();
    let evaluation = input.shift();

    let result = 0;

    switch (room) {
        case "room for one person": {
            if (evaluation == "positive") {
                result = ((days - 1) * 18) * 1.25;
            } else if (evaluation == "negative") {
                result = ((days - 1) * 18) * 0.9;
            }
        }; break;
        case "apartment": {
            if (evaluation == "positive") {

                if (days <= 10) {
                    result = (((days - 1) * 25) * 0.7) * 1.25;
                } else if (days > 10 && days <= 15) {
                    result = (((days - 1) * 25) * 0.65) * 1.25;
                } else if (days > 15) {
                    result = (((days - 1) * 25) * 0.5) * 1.25;
                }
            } else if (evaluation == "negative") {
                if (days <= 10) {
                    result = (((days - 1) * 25) * 0.7) * 0.9;
                } else if (days > 10 && days <= 15) {
                    result = (((days - 1) * 25) * 0.65) * 0.9;
                } else if (days > 15) {
                    result = (((days - 1) * 25) * 0.5) * 0.9;
                }
            }
        }; break;
        case "president apartment": {
            if (evaluation == "positive") {

                if (days <= 10) {
                    result = (((days - 1) * 35) * 0.9) * 1.25;
                } else if (days > 10 && days <= 15) {
                    result = (((days - 1) * 35) * 0.85) * 1.25;
                } else if (days > 15) {
                    result = (((days - 1) * 35) * 0.8) * 1.25;
                }
            } else if (evaluation == "negative") {
                if (days <= 10) {
                    result = (((days - 1) * 35) * 0.9) * 0.9;
                } else if (days > 10 && days <= 15) {
                    result = (((days - 1) * 35) * 0.85) * 0.9;
                } else if (days > 15) {
                    result = (((days - 1) * 35) * 0.8) * 0.9;
                }
            }
        }; break;
    }  console.log(`${result.toFixed(2)}`);

}