
if __name__ == '__main__':

    list = []

    while (True):
        n = int(input())
        if (n == 0):
            break

        isNA = True

        for i in range(n):
            ds = input().split()
            e = ds[0]
            p = int(ds[1])
            q = int(ds[2])

            sales = p * q

            if (1000000 <= sales):
                list.append(e)
                isNA = False

        if isNA:
            list.append("NA")

    for l in list:
        print("%s" % l)