View Compilation Error

678986_0_0_2900\Main.java:1: 非法字符： \35
#include <iostream>#include <algorithm>#include <vector>#include <string>using namespace std;
^
678986_0_0_2900\Main.java:1: 非法字符： \35
#include <iostream>#include <algorithm>#include <vector>#include <string>using namespace std;
                   ^
678986_0_0_2900\Main.java:1: 非法字符： \35
#include <iostream>#include <algorithm>#include <vector>#include <string>using namespace std;
                                       ^
678986_0_0_2900\Main.java:1: 非法字符： \35
#include <iostream>#include <algorithm>#include <vector>#include <string>using namespace std;
                                                        ^
678986_0_0_2900\Main.java:4: 需要 "class" 或 "interface"
^
5 错误