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Apr 19th, 2019
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  1. // Noic - Iniciante - Semana 50 - Problema 1
  2. // O(n)
  3.  
  4. #include <bits/stdc++.h>
  5.  
  6. using namespace std;
  7.  
  8. const int maxn = 110;
  9.  
  10. int l[maxn], r[maxn];
  11.  
  12. int main(void)
  13. {
  14. int n, k;
  15. cin >> n;
  16.  
  17. for (int i = 1; i <= n; i++)
  18. cin >> l[i] >> r[i];
  19.  
  20. cin >> k;
  21.  
  22. int ind; // capítulo que contém k
  23. for (int i = 1; i <= n; i++)
  24. if (l[i] <= k && k <= r[i])
  25. ind = i;
  26.  
  27. cout << n-ind+1 << "\n";
  28. }
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