Task: Program Execution
Input (English): 12, 20, ['U', '7505', 'I', 'W', '5137', 'G', 'H', 'b', '5787', 'j', '8767', '6805', '4719', 'G', '19', 'i', 'y', '2945', 'I', 'p', '4101']
Output (English): 68054719G19iy2945Ip