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795Color Ledger Hat Deduction 10A public ledger says the room contains hats with totals 'red': 2, 'blue': 3, 'green': 2 . One player sees visible hats ['blue', 'green', 'blue'] on the other unrevealed players and has already heard earlier exact declarations ['red', 'red', 'green']. What is that player's own hat color?脑筋急转弯困难brainteaser未尝试面试订阅796Mixed Audit Hat Deduction 5A public ledger says the room contains hats with totals 'red': 2, 'blue': 2, 'green': 1, 'yellow': 1 . The current player can see still-unrevealed hats ['blue', 'yellow']. Earlier in the round, audited declarations were: Player 1 guessed blue and was marked wrong; Player 2 guessed blue and was marked wrong; Player 3 guessed red and was marked correct. What is the current player's own hat color?脑筋急转弯简单brainteaser未尝试免费797Mixed Audit Hat Deduction 6A public ledger says the room contains hats with totals 'red': 2, 'blue': 2, 'green': 1, 'yellow': 1 . The current player can see still-unrevealed hats ['blue', 'yellow']. Earlier in the round, audited declarations were: Player 1 guessed green and was marked wrong; Player 2 guessed green and was marked wrong; Player 3 guessed red and was marked correct. What is the current player's own hat color?脑筋急转弯中等数值题未尝试免费798Mixed Audit Hat Deduction 7A public ledger says the room contains hats with totals 'red': 2, 'blue': 2, 'green': 1, 'yellow': 1 . The current player can see still-unrevealed hats ['blue', 'yellow']. Earlier in the round, audited declarations were: Player 1 guessed red and was marked correct; Player 2 guessed red and was marked wrong; Player 3 guessed red and was marked wrong. What is the current player's own hat color?脑筋急转弯简单brainteaser未尝试免费799Mixed Audit Hat Deduction 8A public ledger says the room contains hats with totals 'red': 2, 'blue': 2, 'green': 1, 'yellow': 1 . The current player can see still-unrevealed hats ['blue', 'red']. Earlier in the round, audited declarations were: Player 1 guessed yellow and was marked wrong; Player 2 guessed red and was marked correct; Player 3 guessed yellow and was marked wrong. What is the current player's own hat color?脑筋急转弯中等数值题未尝试免费800Mixed Audit Hat Deduction 9A public ledger says the room contains hats with totals 'red': 2, 'blue': 2, 'green': 1, 'yellow': 1 . The current player can see still-unrevealed hats ['blue', 'red']. Earlier in the round, audited declarations were: Player 1 guessed green and was marked wrong; Player 2 guessed green and was marked wrong; Player 3 guessed blue and was marked correct. What is the current player's own hat color?脑筋急转弯困难brainteaser未尝试面试订阅801Binary Query Budget for Composite State 1A hidden system state is determined by a venue among 7 choices, a regime among 4 choices, and a throttle flag among 2 choices. Each yes/no query can return one bit. What is the minimum number of yes/no queries needed to guarantee identifying the full hidden state?脑筋急转弯简单brainteaser未尝试免费806Ternary Diagnostic Rounds 1A health check returns one of three colors each round: green, amber, or red. If there are 28 possible hidden states to distinguish, what is the minimum number of rounds needed to identify the state with certainty?脑筋急转弯中等brainteaser未尝试免费811Mixed-Outcome Signature Slack 1A diagnostic protocol has answer slots with outcome counts [2, 2, 3]. If it must encode exactly 11 hidden states, how many answer signatures remain unused under a perfect injective assignment?脑筋急转弯简单brainteaser未尝试免费815Mixed-Outcome Signature Slack 5A diagnostic protocol has answer slots with outcome counts [2, 2, 2, 3]. If it must encode exactly 19 hidden states, how many answer signatures remain unused under a perfect injective assignment?脑筋急转弯简单brainteaser未尝试免费816Modulo Checksum Recovery 1A packet contains integer fields modulo 7. The published checksum says the total field sum is congruent to 4 mod 7. You observe all but one field, whose visible values are [3, 5, 6, 1]. What is the missing field value modulo 7?脑筋急转弯中等brainteaser未尝试免费818Modulo Checksum Recovery 3A packet contains integer fields modulo 11. The published checksum says the total field sum is congruent to 4 mod 11. You observe all but one field, whose visible values are [8, 6, 1, 3, 5]. What is the missing field value modulo 11?脑筋急转弯中等brainteaser未尝试免费821Signature Feasibility Check 1A protocol has answer slots with outcome counts [2, 2, 2]. Can it encode 9 hidden states injectively?脑筋急转弯简单brainteaser未尝试免费823Signature Feasibility Check 3A protocol has answer slots with outcome counts [3, 3]. Can it encode 8 hidden states injectively?脑筋急转弯中等brainteaser未尝试免费826Two-Stage Pipeline Completion 17 identical jobs each require 3 minutes on Stage 1 and then 5 minutes on Stage 2. Each stage handles at most one job at a time, and a job can enter Stage 2 immediately after Stage 1 if Stage 2 is free. What is the earliest completion time of all jobs?脑筋急转弯简单brainteaser未尝试免费831Escort Cart Trip Count 12 staff members and 2 trained couriers start on one side of a corridor. A cart carries at most two people, and only couriers can drive it. Assuming at least two couriers are available, what is the minimum number of one-way cart trips needed to move everyone across if staff must always ride with a courier?脑筋急转弯中等brainteaser未尝试免费836Minimum Room Count 1Meetings occupy half-open time intervals [(9, 12), (10, 13), (11, 15), (14, 16)]. What is the minimum number of rooms needed so that all meetings can be scheduled without overlap?脑筋急转弯简单brainteaser未尝试免费837Minimum Room Count 2Meetings occupy half-open time intervals [(8, 10), (9, 11), (10, 12), (10, 13), (13, 15)]. What is the minimum number of rooms needed so that all meetings can be scheduled without overlap?脑筋急转弯简单brainteaser未尝试免费841Batch Shuttle Time 1A shuttle holds 5 people and takes 7 minutes for a one-way crossing. It must return after every outbound trip except the last. How many minutes are needed to move 23 people across?脑筋急转弯简单数值题未尝试免费846Periodic Window Alignment 1One maintenance window opens every 18 minutes and another opens every 24 minutes, both starting now. After how many minutes will they next open simultaneously?脑筋急转弯简单数值题未尝试免费