function-machine/division/medium · 套题 50

8 problems
1
Input: 5 → [?] → 13, what is the rule? =
2
Input: 7 → [+5] → ? =
3
Input: 4 → [?] → 20, what is the rule? =
4
Input: 9 → [?] → 6, what is the rule? =
5
? → [+10] → 12 =
6
Input: 6 → [?] → 15, what is the rule? =
7
Input: 6 → [-3] → ? =
8
Input: 10 → [?] → 21, what is the rule? =
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