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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     ios::sync_with_stdio(false);
  9.     cin.tie(0);
  10.  
  11.     int li, hi, ri;
  12.     vector<int> vec(10005, 0);
  13.     int bound = -1;
  14.     while (cin >> li >> hi >> ri) // EOF 
  15.     {
  16.         while (li < ri)
  17.             vec[li++] = max(vec[li], hi);
  18.  
  19.         bound = max(bound, ri); 
  20.     }
  21.  
  22.     if (vec[0] != 0)
  23.         cout << "0 " << vec[0] << ' ';
  24.     for (int i = 1; i <= bound; i++)
  25.     {
  26.         if (vec[i] != vec[i - 1])
  27.             cout << i << ' ' << vec[i] << ' ';
  28.     }
  29.  
  30.     return 0;
  31. }
Success #stdin #stdout 0.01s 5284KB
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https://ideone.com/9Cr9Ko
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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