100931: [AtCoder]ABC093 B - Small and Large Integers

Problem Statement

Print all the integers that satisfies the following in ascending order:

• Among the integers between $A$ and $B$ (inclusive), it is either within the $K$ smallest integers or within the $K$ largest integers.

Constraints

• $1 \leq A \leq B \leq 10^9$
• $1 \leq K \leq 100$
• All values in input are integers.

Input

Input is given from Standard Input in the following format:

$A$ $B$ $K$

Output

Print all the integers that satisfies the condition above in ascending order.

Sample Input 1

3 8 2

Sample Output 1

3
4
7
8

• $3$ is the first smallest integer among the integers between $3$ and $8$.
• $4$ is the second smallest integer among the integers between $3$ and $8$.
• $7$ is the second largest integer among the integers between $3$ and $8$.
• $8$ is the first largest integer among the integers between $3$ and $8$.

Sample Input 2

4 8 3

Sample Output 2

4
5
6
7
8

Sample Input 3

2 9 100

Sample Output 3

2
3
4
5
6
7
8
9