Task: Program Execution
Input (English): 2, 14, ['5521', 'y', 'r', '4857', '4549', '1857', '5159', 'e', 'u', '387', '1111', 'n', '3355', '9961', '2887', '7023', '1781', 'y', 'm']
Output (English): 16995533n1111783ue9515758194547584ry