Task: Program Execution
Input (English): 7, 20, ['K', '3871', '2401', '39', 'M', 'q', '1203', '2295', '3075', '2827', '6635', '2155', '6799', 'w', 'k', '3811', '8881', '5193', 'f', 'R', '1965', '2885']
Output (English): 1203229530752827663521556799wk381188815193fR