parse arg n
If n < 1 Then Do
    n = 1
End

keys.0 = 10000
Do i = 0 To 9999
    k = "FOO_"i
    hash1.k = i
    ki = i + 1
    keys.ki = k
End

hash2. = 0
Do i = 1 To n
    Do j = 1 To keys.0
        k = keys.j
        hash2.k = hash2.k + hash1.k    
    End
End

Say hash1.FOO_1" "hash1.FOO_9999" "hash2.FOO_1" "hash2.FOO_9999