Task: Program Execution
Input (English): 12, 21, ['b', 'e', '8535', '2543', '2693', 'm', '3991', '3271', 'V', 'U', 'l', 'Y', 'd', '5191', 'e', '5063', 'Z', '6253', '647', 'n', 'V', 'I', '5053', '7301', 'k', '6805']
Output (English): Vn7463526Z3605e1915dY