Task: Program Execution
Input (English): 5, 13, ['G', 'B', '4137', 'z', '6031', '2939', '5747', '9993', 't', 'R', '2233', 'S', '2799', 'M', '2611', 'o', 'a']
Output (English): 6031293957479993tR2233S2799