output_description: Print all the integers that satisfies the condition above in ascending order.
  
  * * *
input_description: Input is given from Standard Input in the following format:
  
      
      
      A B K
attempt: #include <iostream>
  #include <cmath>
  #include <vector>
  #include <string>
  #include <algorithm>
  using namespace std;
  
  #define FOR(i, a, b) for(int i = (a); i < (b); i++)
  #define REP(i, n)  FOR(i, 0, n)
  #define ASC(c) sort((c).begin(), (c).end())
  #define DESC(c) sort((c).begin(), (c).end(), greater<int>())
  
  #define DUMP(x)  cerr << #x << " = " << (x) << endl;
  #define DEBUG(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;
  
  typedef long long ll;
  typedef unsigned long long ull;
  struct edge { int u, v; ll w; };
   
  ll MOD = 1000000007;
  ll _MOD = 1000000009;
  double EPS = 1e-10;
  
  int main() {
    int A, B, K;
    cin >> A >> B >> K;
    for (int i = A; i <= B; i++) {
      if (i >= A + K && i <= B - K) continue;
      cout << i << endl;
    }
  }
  
problem_description: 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.
samples: [{"input": "3 8 2", "output": "3\n    4\n    7\n    8\n    \n\n  * 3 is the first smallest integer among the integers between 3 and 8.\n  * 4 is the second smallest integer among the integers between 3 and 8.\n  * 7 is the second largest integer among the integers between 3 and 8.\n  * 8 is the first largest integer among the integers between 3 and 8.\n\n* * *"}, {"input": "4 8 3", "output": "4\n    5\n    6\n    7\n    8\n    \n\n* * *"}, {"input": "2 9 100", "output": "2\n    3\n    4\n    5\n    6\n    7\n    8\n    9"}]