def getResponses(valid_auth_tokens, requests):
    # Write your code here
    res = []
    for request in requests:
        rt,url = request
        params = url.split('?')[1].split('&')
        au = None
        csr = None
        for elon in params:
            key,value = elon.split('=')
            if key=='token':
                au = value
            elif key =='csrf':
                csr = value
        if au not in valid_auth_tokens:
            res.append("INVALID")
        elif rt=='POST' and (csr is None or not csr.isalnum() or len(csr)<8):
            res.append("INVALID")
        else:
            rss = "VALID"
            for elon in params:
                key,value = elon.split('=')
                if key!='token' and key!='csrf':
                    rss+=f",{key},{value}"
            res.append(rss)
    return res