讨论数量:
还有一种算法
a = 1;
b = 2;
a = a + b; //a = 1 + 2 = 3
b = a - b; //b = 3 - 2 = 1
a = a - b; //a = 3 - 1 = 2
还有一种算法
a = 1;
b = 2;
a = a + b; //a = 1 + 2 = 3
b = a - b; //b = 3 - 2 = 1
a = a - b; //a = 3 - 1 = 2
推荐文章: