Task: Program Execution
Input (English): 15, 27, ['r', '4539', '8883', '7479', 'f', 'L', 'j', '7709', '5089', '4123', '2625', '3133', '9091', '2365', 'x', '5197', 'v', 'y', 'X', '6821', '6543', '3845', '6929', 'B', '8319', '7835', '9779', '4973']
Output (English): x5197vyX6821654338456929B831978359779