//0xaaaaaaaa = 10101010101010101010101010101010 (偶数位为1，奇数位为0）
//0x55555555 = 1010101010101010101010101010101 (偶数位为0，奇数位为1）
//0x33333333 = 110011001100110011001100110011 (1和0每隔两位交替出现)
//0xcccccccc = 11001100110011001100110011001100 (0和1每隔两位交替出现)
//0x0f0f0f0f = 00001111000011110000111100001111 (1和0每隔四位交替出现)
//0xf0f0f0f0 = 11110000111100001111000011110000 (0和1每隔四位交替出现)
Original: https://www.cnblogs.com/LonelyMoNan/p/16627127.html
Author: lemon-Breeze
Title: 特殊进制
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