/* File : example.h */ | |
#include <map> | |
#include <string> | |
template<class Key, class Value> | |
std::map<Key,Value> half_map(const std::map<Key,Value>& v) { | |
typedef typename std::map<Key,Value>::const_iterator iter; | |
std::map<Key,Value> w; | |
for (iter i = v.begin(); i != v.end(); ++i) { | |
w[i->first] = (i->second)/2; | |
} | |
return w; | |
} | |