Task: Program Execution
Input (English): 5, 12, ['J', 'H', 'I', '4361', '7771', 'G', '2375', '9025', '2773', '6613', 'g', 'G', '2025', 'W', 'E', 'A', '9833', '6993', 't']
Output (English): Gg3166377252095732G1777