In the given Input-Output question the logic is— For step I- All the digits of the given numbers are arranged in ascending order within the numbers. For Step II- All the numbers obtained in step I are arranged in ascending order from the left end. For Step III- First and last digits of the numbers are omitted. For step IV- The digits of the numbers obtained in step III are added. INPUT– 7925 4758 2538 5628 8561 7426 3625 6245 STEP I- 2579 4578 2358 2568 1568 2467 2356 2456 STEP II- 1568 2356 2358 2456 2467 2568 2579 4578 STEP III- 56 35 35 45 46 56 57 57 STEP IV- 11 8 8 9 10 11 12 12