All numbers except "P"
Number Theory
Level
3
is a 9 digit number containing all numbers from 0-9 exactly once except "P". Find the sum of N+P
The answer is 33.
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1 solution
Note that:
2 2 9 = 5 3 6 8 7 0 9 1 2
N + P = 2 9 + 4 = 3 3