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beginner
Problem 02 • Step 01
One for one
No flashing this time. Take as long as you like.
Each round starts with a guess: just by looking, is there a glass for every pebble? Then put one pebble in each glass and find out. When you run out of pebbles or glasses, say what you found. After a few pebbles you can let the computer do the rest. There are 3 rounds, all of them big and close, the kind your eyes could not tell apart.
Try It
Exercise 01Loading...