Task: Program Execution
Input (English): 1, 6, ['1763', '6167', 'D', 'b', '3851', '933', 'F', 'U', '7921', '673', 'u', '9805', 'z', 'W', '2955', 'l', '9145', 'f', '5879', '1917', 'r']
Output (English): 9333851bD61671763