In a certain code language, ‘98563’ is written as ‘32896’. What will be the code for ‘72104’ in that code language?

15437

A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

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THE LOGIC FOLLOWED HERE IS :

NUMBER GREATER THAN 6 ARE SUBTRACTED BY 6 AND NUMBERS LESS THAN 6 ARE ADDED BY 3

9 - 6 = 3

8 - 6 = 2

5 + 3 = 8

6 + 3 = 9

3 + 3 = 6

SIMILARLY

7 - 6  = 1

2 +  3 = 5

1 + 3 = 4

0 + 3 = 3

4 + 3 = 7