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  1. #include <iostream>
  2. #include <map>
  3. #include <cstring>
  4. using namespace std;
  5.  
  6. class ItemName
  7. {
  8. 	char name[80];
  9. public:
  10. 	ItemName(char *s) { strcpy(name, s); }
  11. 	char *get() { return name; }
  12. };
  13.  
  14. bool operator<(ItemName a, ItemName b)
  15. {
  16. 	return strcmp(a.get(), b.get()) < 0;
  17. }
  18.  
  19. class ItemObj
  20. {
  21. 	char str[80];
  22. public:
  23. 	ItemObj(char *s) { strcpy(str, s); }
  24. 	char *get() { return str; }
  25. };
  26.  
  27. char itemdata[][80] = {
  28. 	"potion", "heal HP",
  29. 	"key", "unlock a door",
  30. 	"lamp", "light",
  31. };
  32.  
  33.  
  34. int main() {
  35. 	map<ItemName, ItemObj> items;
  36.  
  37. 	for(int i=0; i<3; i++) {
  38. 		items.insert(
  39. 				pair<ItemName, ItemObj>(
  40. 					ItemName(itemdata[i*2]),
  41. 					ItemObj(itemdata[i*2+1])));	// ***** pair *****
  42.  
  43. 	}
  44.  
  45. 	map<ItemName, ItemObj>::iterator p;
  46.  
  47. 	char str[80];
  48. 	const int kMaxLoop = 5;
  49. 	int nLoop = 0;
  50. 	while(nLoop < kMaxLoop) {
  51. 		cout << "> ";
  52. 		cin >> str;
  53. 		p = items.find(str);
  54. 		if(p != items.end() ) {
  55. 			cout << p->second.get() << endl;
  56. 		} else {
  57. 			cout << "unknown item." << endl;
  58. 		}
  59. 		nLoop++;
  60. 	}
  61.  
  62. 	return 0;
  63. }
Success #stdin #stdout 0s 3436KB
comments (?)
stdin
copy 
potion
key
lamp
stdout
copy 
> heal HP
> unlock a door
> light
> light
> light
https://ideone.com/LB8xvh
STL map @ toburau
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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