Task: Program Execution
Input (English): 1, 18, ['u', 'E', '1813', '3805', '3173', '6715', 'F', '801', 'r', '197', 'L', 'H', 'P', 'I', 'S', 'x', 'y', '843', 'J', '7561', '3371', '395', '6757', 'W', 'h', '9183', '933']
Output (English): uE1813380531736715F801r197LHPISxy843