Task: Program Execution
Input (English): 3, 20, ['2457', 'l', 'R', 'r', 'g', 'O', '7303', 'H', '5411', '1577', 'v', 'T', '1115', '6517', '1961', '3553', 'w', 'L', 'j', '7547']
Output (English): R, r, g, O, 7303, H, 5411, 1577, v, T, 1115, 6517, 1961, 3553, w, L, j, 7547