function solve(input) {
    let password = input.shift();
    for (let line of input) {
        if (line === 'Done') {
            console.log(`Your password is: ${password}`)
            break;
        }

        let tokens = line.split(' ');
        let command = tokens[0];
        switch (command) {
            case 'TakeOdd':
                takeodd(password);
                break;
            case 'Cut':
                cut(tokens[1],tokens[2])
                break;
            case 'Substitute':
                substitute(tokens[1],tokens[2])
                break;
        }

    }
    function takeodd(string){
        let newPassword = "";
        for ( let i= 0; i < string.length; i++){
            if(i%2 != 0){
                newPassword += string[i]
            }
        }
        password = newPassword;
        console.log(newPassword)
    }
    function cut(startIndex,endIndex) {
        startIndex = Number(startIndex);
        endIndex = Number(endIndex);
        let cutMessage = password.substring(startIndex, startIndex + endIndex);

        password = password.replace(cutMessage, '');
        console.log(password);
    }
    function substitute(currentChar,newChar) {
        if(password.includes(currentChar)) {
            while(password.search(currentChar) !== -1) {
                password = password.replace(currentChar,newChar);
            }
            console.log(password)

        } else {
            console.log("Nothing to replace!")
        }
    }
}