标签：a+b div style class span color nbsp code bsp
1 a = 3 2 b = 4 3 4 #a,b交换让a = 4,b = 3. 5 6 #第一种 7 8 #c = 0 9 #c = a 10 #a = b 11 #b = c 12 13 14 15 #第二种 16 #a = a+b 17 #b = a-b 18 #a = a-b 19 20 21 #第三种 22 23 #a,b = b,a
标签：a+b div style class span color nbsp code bsp
原文地址：https://www.cnblogs.com/Smalllv/p/8873844.html
