请问一些关于char类型数据转换成16进制的问题!! 以及移位操作符~ 拜托...答:unsigned char c4 = -1;printf("value in c1, c2, c3 and c4 as HEX are: %x %x %x %x\n", c1, c2, c3, c4);printf("bitwise or %x\n", c1 | c2);printf("bitwise or unsigned %x\n", c4 | c2);printf("bitwise and %x\n", c1 & c2);printf("%d\n", (~c1) + 1...