Task: Program Execution
Input (English): 16, 25, ['W', '2963', '8211', 'Z', '3601', '6215', 'G', 'v', 'S', 'o', 'b', '3891', 'A', 'P', '3733', 'l', '2481', 'e', 't', 'R', '7521', '7475', 'v', '2131', 'R']
Output (English): R, 2131, v, 7475, 7521, R, t, e, 2481, l