C++ error: ‘shared_ptr’ was not declared in this scope

1. 要使用C++ 11以上版本

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2. 要包含下面的头文件

#include 

error: ‘shared_ptr‘ was not declared in this scope_追梦-北极星的博客-CSDN博客

3. 测试代码

#include 
#include 
using namespace std;

int main() {
	// your code goes here
	cout