1.

What will be the lexicographical order of permutations formed from the array arr={1,2,3}?

A. {{2,1,3},{3,2,1},{3,1,2},{2,3,1},{1,2,3},{1,3,2}}
B. {{1,2,3},{1,3,2},{2,3,1},{2,1,3},{3,2,1},{3,1,2}}
C. {{1,2,3},{1,3,2},{2,1,3},{2,3,1},{3,1,2},{3,2,1}}
D. {{2,1,3},{3,1,2},{3,2,1},{2,3,1},{1,2,3},{1,3,2}}
Answer» D. {{2,1,3},{3,1,2},{3,2,1},{2,3,1},{1,2,3},{1,3,2}}


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