Answer:
7947 ×
<u> 243</u>
23841
31788
15894
1 931 121
========================
424300 ×
<u>230</u>
000000
1272900
848600
975 890
The answer is 2.
Step-by-step explanation:
1- Suppose we have following array of ten integers: 5 3 8 9 1 7 0 2 6 4.
2- Before the last merge, the left half and the right half must be sorted. So it should be
1 3 5 8 9 0 2 4 6 7
Therefore the solution is 2.