CHALLENGE 3158.3

(BOB TO ALL OUT THERE ''ENEMIES'')

Ν2Ζ47 Ν0Ζ47 Χ77Χ Ρ7ΤΡ6 Σ1Τ0 Ζ77Ζ

Χ77Χ ΠΝ6 Ν47 Ζ77Ζ Χ77Χ Ν7Ψ3Χ6 6Λ1

Σ88 Γ2Β1 Χ81 Γ74 Δ33Δ Χ77Χ ΠΝ6 Λ7Β45
Λ81 Σ7Ζ3 Σ9Σ843 Ψ7Ζ47 Χ77Χ 4Τ6 ΠΝ7
Γ7ΛΦ48Β3 664 Χ4ΤΜ4? 6Λ1 4Θ6 Δ33Δ Χ81
Γ7Ζ6 Σ58 Γ2Β1 Χ81Μ5Σ1Μ2 7Σ4Ψ0
Ν1Ζ74Γ3 Φ81ΦΡ3 Ν7ΝΣ51ΦΡ3 3Ψ78 Λ47

CHALLENGE 3158.2

(BOB TO EXPERTS)

7Λ5Ξ7Χ0 Σ11Σ Λ3Μ3 Ζ33Ζ Χ74 Ν7Ψ3Χ6

5Β64 6Χ74 Λ51 Σ11Σ Δ6Β6Σ74 Λ5Β1 Θ68

Δ77Δ Χ74 7Ξ3Χ6 7ΒΒ1 Ζ77Ζ Λ6Μ4Ψ6Ζ6Σ74

33 5Μ6Π644 Χ74 Δ774 4Γ7Ζ5Λ543Δ518 644

Σ11Σ Ψ6Ν4ΒΛ1 Κ7ΔΨ1 Χ74 Σ11Σ 6ΝΝ15Ψ7

71Σ1 Δ77Δ Λ6Μ7Χ6Σ7 7ΛΘ6Σ3 Γ7Θ3

C.I.-199

C.I.-198

BIGRAM VIGENERE EXAMPLE