$.$ Task Time Frame

A Person having number of Tasks at the same time and n eeds to complete before the deadline. Each Task has their own Deadlines, a person can complete limited number of tasks per day. Find the maximum number of tasks, that can complete before the deadline.

Create a function which can get an input as number of tas ks and number of tasks able to complete per day, followe d by the number of days to met the deadline for each task and the function should return the number of tasks can be compl eted within the timeframe.

$$ Sample Case $0$

Sample Input For Custom Testing

$52$

$24111$

Sample Output

$4$

Explanation

In the above case, totally there are $5$ tasks we can complete $2$ tasks per day, $3$ tasks met the deadline in $1$ day out of it $1$ task can't be finished and other two tasks have deadline as $2$ and $4$ it can be finished within the deadline, so total number of tasks completed within the deadline is $4$