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  1. #include<iostream>
  2. #include<cstring>
  3.  
  4. template <typename T>
  5. T maxn(T arr[], int size);
  6.  
  7. template <typename T>
  8. T maxn(T arr[], int size)
  9. {
  10.     T max = arr[0];
  11.     for(int i = 1; i < size; i++)
  12.     {
  13.         if (arr[i] > max)
  14.             max = arr[i];
  15.     }
  16.     return max;
  17. }
  18.  
  19. template <>            //O TUTAJ!!!!!!!!!!!!!!!!!!!!!!!!!!!
  20. char * maxn(char * arr[], int size)
  21. {
  22.     char * longest = arr[0];
  23.     for (int i = 1; i < size; ++i)
  24.     {
  25.         if (strlen(arr[i]) > strlen(longest))
  26.             longest = arr[i];
  27.     }
  28.  
  29.     return longest;
  30. }
  31.  
  32. int main(void)
  33. {
  34.     using namespace std;
  35.     char str1[] = "Hello";
  36.     char str2[] = "Hi";
  37.     char str3[] = "Hey";
  38.     char str4[] = "Greetings!"; // 10 characters
  39.     char str5[] = "Goodbye!!!"; // 10 characters
  40.  
  41.     char * arrs[5] =
  42.     {
  43.         str1,
  44.         str2,
  45.         str3,
  46.         str4,
  47.         str5
  48.     };
  49.  
  50.     int arri[5] = {1, 2, 3, 100, -100};
  51.  
  52.     // use specialization
  53.     cout << "The largest string is "
  54.          << maxn(arrs, 5) << endl;
  55.  
  56.     // use template
  57.     cout << "The largest number is "
  58.          << maxn(arri, 5) << endl;
  59.  
  60.     return 0;
  61. }
Success #stdin #stdout 0s 16064KB
comments (?)
stdin 
Standard input is empty
stdout 
The largest string is Greetings!
The largest number is 100
https://ideone.com/lxzPji
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
secret

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