Task: Program Execution
Input (English): 7, 20, ['6821', '8075', 'K', 'f', '8913', 'z', 'C', '4159', '6627', '3609', 's', 'w', 's', '4427', 'W', '123', 'P', '9981', 'N', 'i', '5273', 'J', '1833', '1281', 'j', '689', '795', 'G']
Output (English): iN9981P123W4427sws360966274159C