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matheus_monteiro

Pares de Números

Sep 18th, 2021
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C++ 0.37 KB | None | 0 0
  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int N, I, F;
  5. int arr[1005];
  6.  
  7. int32_t main() {
  8.  
  9.     cin >> N >> I >> F;
  10.  
  11.     for(int i = 1; i <= N; i++)
  12.         cin >> arr[i];
  13.  
  14.     int contador = 0;
  15.  
  16.     for(int i = 1; i <= N; i++)
  17.         for(int j = i + 1; j <= N; j++)
  18.             if(arr[i] + arr[j] >= I and arr[i] + arr[j] <= F)
  19.                 contador++;
  20.  
  21.     cout << contador << endl;
  22.  
  23.     return 0;
  24. }
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