Task: Program Execution
Input (English): 7, 14, ['555', 'v', 'f', 'c', '3327', '3037', '1781', 'u', 'T', 'P', '787', 'R', '1851', 'r', '6515', '8993', 'D', 'b', '4811', '1349', '7413', '3893']
Output (English): 1781uTP787R1851r