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  1. #include <iostream>
  2. #include <string>
  3.  
  4.  
  5. int main() {
  6.     using leaf_type = std::string[2];
  7.  
  8.     leaf_type tree[5] =
  9.     {
  10.         {"1234", "1234-abcde"},
  11.         {"2345", "2345-bcdef"},
  12.         {"3456", "3456-cdefg"},
  13.         {"4567", "4567-defgh"},
  14.         {"5678", "5678-efghi"},
  15.     };
  16.  
  17.     auto data = "3456";
  18.  
  19.     for (auto* current = &tree[0]; current < tree+5; ++current) 
  20.     {
  21.         if ((*current)[0] == data) {
  22.             std::cout << data << " exists with value " << (*current)[1] << '\n';
  23.             break;
  24.         }
  25.     }
  26. }
Success #stdin #stdout 0s 4288KB
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stdin
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Standard input is empty
stdout
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3456 exists with value 3456-cdefg
https://ideone.com/gXLl3V
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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