Remember: A loop can sit inside another loop. The inside loop runs fully each round.
Questions
1
Which program lays 15 stones?
🪨a loop of 2 around a loop of 3🟫a loop of 3 around a loop of 3🟩a loop of 3 around a loop of 5
2
Outside 3, inside 4. Which step runs once?
🔁a step inside the inside loop⏭️a step after the inside loop⏮️a step before both loops
3
Which program lays 20 stones?
🟫a loop of 3 around a loop of 3🟩a loop of 3 around a loop of 5🟪a loop of 4 around a loop of 5
4
Which program lays 9 stones?
🟫a loop of 3 around a loop of 3⬜a loop of 2 around a loop of 5🟪a loop of 4 around a loop of 5
5
Which program lays 12 stones?
🟪a loop of 4 around a loop of 5⬜a loop of 2 around a loop of 5🟦a loop of 3 around a loop of 4
6
Which program lays 6 stones?
⬜a loop of 2 around a loop of 5🪨a loop of 2 around a loop of 3🟪a loop of 4 around a loop of 5
7
Outside 3, inside 4. Which step runs 12 times?
⏮️a step before both loops⏭️a step after the inside loop🔁a step inside the inside loop
8
⬜Does a loop of 2 around a loop of 5 lay 12 stones?
YesNo
9
🧱Does a loop of 2 around a loop of 4 lay 10 stones?
YesNo
10
🟨Does a loop of 4 around a loop of 4 lay 10 stones?
YesNo
11
🟩Does a loop of 3 around a loop of 5 lay 12 stones?
YesNo
12
🟫Does a loop of 3 around a loop of 3 lay 10 stones?
YesNo
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