又是废柴的一天。。。

Create table If Not Exists seat(id int, student varchar(255)); Truncate table seat; insert into seat (id, student) values ('1', 'Abbot'); insert into seat (id, student) values ('2', 'Doris'); insert i...

//n^m幂 function isPowerOfNum(n,m) { while(n>m && n==parseInt(n)){ n /= m; } if(n==m||n==1) return true; return false; }