Task: Program Execution
Input (English): 7, 22, ['6261', 'b', 'A', '2725', '5193', '4677', 'U', '8231', 'f', 'S', '3663', 'f', 'f', 'g', '6327', 'g', '2959', 'u', '1385', 'z', '743', '1187']
Output (English): 1187743z1385u2959g6327gff3663Sf8231U