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Nr. 144

DE Regeln: ...

EN Rules: Beginning with a strip of length 8 containing the number 36, what is the minimum number of moves required to divide the strip into 8 squares containing the numbers 1 to 8 in order? In one move you may:

 
i) divide a region having more then one cell and number N into two regions each with numbers N/2 if N is even, or numbers (N -1)/2 and (N+1)/2, if N is odd.
ii) join two neighbouring regions with numbers M and N producing a new region with the sum of the numbers: M+N.