You are working at an amusement park roller coaster. There is a line of incoming children. However, each person needs to be at least height and at most for safety reasons. Given the heights of each child, , count the number of children who can go on the ride. are natural numbers.
Constraints
In all tests,
Input Specification
The first line contains three numbers separated by spaces: the number of children in line, minimum height, and maximum height, respectively.
The second line contains numbers separated by spaces, the height of each child: .
Output Specification
Output on a single line, the total number of children who can go on the roller coaster.
Sample Input
10 7 12
2 4 1 7 8 10 11 3 9 6
Sample Output
5
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