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Betty Krpan

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87. Maja Holc 170
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89. Betty Krpan 166
90. Allen Douglas 162
91. Дејан Марсенић 162
last 3 solved tasks
If ba718 + a1b0c = 540a4 find number abc. Multiple solutions may exist.
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
For getting in a building, you need to give the correct password to the watchman. When the watchman says 6, the password is 3. When he says 12, the password is 6. But when he says 8, the password is NOT 4. What is the password when he says 8?
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