Task: Program Execution
Input (English): 3, 15, ['3945', 'b', 'z', 's', '2803', 'A', '1173', 'd', '2965', '5033', 'u', 'R', '7107', '6533', 'c', 'N', 'N']
Output (English): c33567017Ru33055692d3711A3082sz