Saves the data chunk content of RIFF Wave audio file. Useful to convert raw MP3 music WAV file container. Platform independent. Works on big-endian as well.-Saves the data chunk content of RIFF Wave audio file. Useful to convert raw MP3 music WA

大数的减法，同时带有负数的加法。代码较短，结构清晰，适合初学算法的人使用-Large numbers of subtraction, while with negative addition. The code is shorter, clearer structure, suitable for beginners who use algorithms