Task: Program Execution
Input (English): 7, 18, ['Q', 's', '7733', 'K', 'g', 'u', '1313', 'X', '7175', '6143', 'a', '7657', '5349', '1137', 'f', 'p', 'l', 'j', 'y', 'I', 'i', '1799', 'A', 'z']
Output (English): 1313X71756143a765753491137fplj