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67 lines
1.4 KiB
C++
67 lines
1.4 KiB
C++
#include <map.h>
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#include <algo.h>
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#include <iostream.h>
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#include <function.h>
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int SIZE;
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#if 0
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/* Crashes compiler */
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#define int_less less<int>
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#else
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struct int_less {
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bool operator() (int x, int y) const { return x < y; }
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};
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struct str_less {
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bool operator() (char* x, char* y) const { return strcmp(x,y) < 0; }
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};
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#endif
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#if 0
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void add(int x[], int y[], map<int,int, int_less>& a)
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{
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for (int i = 0; i < SIZE; ++i) a[x[i]] = y[i];
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}
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#endif
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int
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main(int argv, char** argc)
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{
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#if 0
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if (argv > 1)
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{
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SIZE = abs(atoi(argc[1]));
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SIZE &= ~1;
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}
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else
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SIZE = 100;
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nums = new int[SIZE];
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odds = new int[SIZE];
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perm = new int[SIZE];
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#endif
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map<int, int, int_less> my_map;
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map<char*, int, str_less> phones;
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my_map[4] = 40;
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my_map[2] = 20;
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// The (char*) is needed because g++ doesn't
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// convert char[] to char* in this context.
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phones[(char*)"tom"] = 2345;
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phones[(char*)"dick"] = 5678;
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phones[(char*)"harry"] = 7654;
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cout << "2 -> " << my_map[2] << endl;
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cout << "4 -> " << my_map[4] << endl;
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map<int, int, int_less>::iterator it = my_map.begin();
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for ( ; it != my_map.end(); it++)
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cout << "my_map[" << (*it).first << "] = " << (*it).second << endl;
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map<char*, int, str_less>::iterator pit = phones.begin();
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for ( ; pit != phones.end(); pit++)
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cout << "phones[" << (*pit).first << "] = " << (*pit).second << endl;
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}
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