CHALLENGE 1520.1

ΓΖΘΑΥΝΩΡΨΖ

ΘΟΠΨΩΓΠΟΣΛ

ΔΖΥΡΩΖΝΘΙΜ

ΝΑΥΦΟΖΟΚΞΠ

ΟΡΖΥΥΡΨΒΟΤ

ΖΞΑΑΠΑΓΘΗΔ

ΖΒΩΑΖΗΔΩΙΚ

ΗΘΘΟΜΩΝΖΓΞ

ΗΥΘΡΗΣΕΛΡΗ

ΖΡΒΕΤΘΜΒΣΑ

ΘΖΔΟΘΝΖΠΑΦ

ΑΥΨΥΖΡΥΡΩΝΖ

ΞΖΦΩΓΩΗΒΑΥΟ

ΖΠΡΗΘΩΔΥΖΝΟ

ΨΖΥΘΑΠΡΟΘΣΖ

ΡΘΟΜΣΚΒΚΜΨΚ

CHALLENGE 1520.2

ΖΧΛΒΝΖΨΓΓΣΦΞΚ

ΛΨΨΒΧΚΖΣΒΚΨΓΣ

ΖΒΒΘΡΧΚΨΦΦΚΨΒ

ΡΨΔΛΦΧΔΖΣΔΣΤΦ

ΓΘΤΒΡΘΧΚΘΔΚΝΓ

ΓΖΨΛΓΨΖΓΘΜΒΔΘ

ΧΒΒΝΓΧΝΓΞΖΛΡΔ

ΒΒΘΝΦΧΝΝΧΚΓΨΘ

ΨΞΓΣΓΦΚΞΦΔΝΞΧ

ΦΝΚΝΦΦΦΜΘΠΝΓΤ

ΛΧΖΨΛΡΒΨΒΓΨΒΒΝ

ΓΘΔΘΧΖΧΖΤΛΡΚΨΒ

ΒΦΧΖΓΨΒΒΛΡΧΚΣΓ

ΦΞΘΝΓΘΔΨΒΣΝΓΝ

ΓΨΧΖΦΚΚΣΦΧΖΚΣΦ

ΝΓΧΝΓΘΔΦΦΝΓΘΔΜ

CHALLENGE 2582.1[UNSOLVED]

(NEW MESSAGE TO ALICE FROM BOB)

1x63bx14dx23bx12bx34x64x44cx32bx

32x6;1x63bx13bx13x64x62x43bx12bx11

x12bx34cx11x13x31x12bx11x44cx1;1x63b

x11x12bx11x14x44x63bx11x31x61x11x32x

54cx34x41x13x32bx11x31x12x43bx13x31x1

1799

CHALLENGE 2591.1

(NEW MESSAGE FROM BOB TO ALICE)

1/20-84/6-590/69-1/209-19/40-10/2

-10/5-50/1-19/20-7/53-59/10-1/60-59/69

-5/390-10/509-109/6-50/2-509/30-1/39-1/5

-79/50-10/409-100/69-8/6000-800/3-1/59

-500/1-1/6-59/69-19/400-50/39-100/60-1/3099

-809/69-19/199-5000/60-599/30-8/2-1/6999

-599/2-1/6990-50990/6-5/3900-1090/59-10/60990

-50/2999-59099/3-1009/3999-1/50900-7000/59

-109/49-1/600990-8999/60-8/1909909-10099/5

-80/20000-190/690000-509999/2-1990/6909999

-50/60-10/4099-5/3-1/69-1009/39