longest password (60% solution, i tought needs to contain characters AND numbers)

longest password

// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');

function isOdd(num){return num%2}
function solution(S) {
    
    let solution = -1;
    const passwords = S.split(' ');
    
    
    const possiblePW = passwords.filter((password)=>{
        if(password.length > 2 && !password.match(/\W/g)){
            const characters = password.match(/\D/g);
            const digits = password.match(/\d/g);
            
            if(characters && digits){
                if(isOdd(digits.length) && !isOdd(characters.length)){
                    return password;
                }
            }
        }
    });
    
    if(possiblePW.length>0) {
        solution = Math.max(...(possiblePW.map(el => el.length)));
    }

    return solution;
}