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853天前//排序 整数列表 |
#include <list> |
#include <iostream> |
using namespace std; |
void PrintListContents(const list<int>& listInput); |
bool SortPredicate_Descending(const int& lsh, const int& rsh); |
int main() { |
std::list<int> listIntegers; |
// Insert elements at the beginning... |
listIntegers.push_front(444); |
listIntegers.push_front(300); |
listIntegers.push_front(21111); |
listIntegers.push_front(-1); |
listIntegers.push_front(0); |
// Insert an element at the end... |
listIntegers.push_back(-5); |
cout << "Initial contents of the list are - " << endl; |
PrintListContents(listIntegers); |
listIntegers.sort(); |
cout << "Order of elements after sort():" << endl; |
PrintListContents(listIntegers); |
listIntegers.sort(SortPredicate_Descending); |
cout << "Order of elements after sort() with a predicate:" << endl; |
PrintListContents(listIntegers); |
return 0; |
} |
void PrintListContents(const list<int>& listInput) { |
if (listInput.size() > 0) { |
// Write the output... |
cout << "{ "; |
std::list<int>::const_iterator iElementLocator; |
for (iElementLocator = listInput.begin() |
; iElementLocator != listInput.end(); ++iElementLocator) |
cout << *iElementLocator << " "; |
cout << "}" << endl << endl; |
} else |
cout << "List is empty!" << endl; |
} |
bool SortPredicate_Descending(const int& lsh, const int& rsh) { |
return (rsh < lsh); |
} |
by: 发表于：2018-02-01 09:51:53 顶(0) | 踩(0) 回复
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