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GATE | GATE CS 2021 | Set 1 | Question 50

Define Rn to be the maximum amount earned by cutting a rod of length n meters into one or more pieces of integer length and selling them. For i>0, let p[i] denote the selling price of a rod whose length is i meters. Consider the array of prices:
p[1]=1, p[2]=5, p[3]=8, p[4]=9, p[5]=10, p[6]=17, p[7]=18 
Which of the following statements is/are correct about R7?






R7 is achieved by three different solutions


R7 cannot be achieved by a solution consisting of three pieces


Please comment below if you find anything wrong in the above post
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