RB_CH01_Q052. Two string-like fuses 45 seconds
difficulty ·answer type: strategy·✓Not solved
Problem
You have two string-like fuses. Each burns in exactly one minute. The fuses are inhomogeneous, and they may burn slowly at first, then quickly, then slowly, and so on. You have a match, and no watch. How do you measure exactly 45 seconds?
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