Task: Program Execution
Input (English): 1, 10, ['f', 'H', '6187', '2157', '3655', 'o', '1027', '1677', '5505', 'F', 'S', 'x', '3767', 'z', 'R', 'r', '3543', '7517']
Output (English): fH618721573655o102716775505F