Problem K: 分段函数求值
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:7419
Solved:6495
Description
有一分段函数定义如下
x < 1 时,y = x
1 <= x <10时,y = 2 * x -1
x >= 10时, y = 3 * x - 11
Input
输入一个整数x
Output
根据输入的x,输出相应的y
Sample Input Copy
5
Sample Output Copy
9