View Compilation Error

0_0_28580973_8384\Main.java:1: 错误: 非法字符: '#'
#include<bits/stdc++.h>
^
0_0_28580973_8384\Main.java:1: 错误: 需要class, interface或enum
#include<bits/stdc++.h>
        ^
0_0_28580973_8384\Main.java:3: 错误: 非法字符: '#'
#define ll long long 
^
0_0_28580973_8384\Main.java:3: 错误: 需要class, interface或enum
#define ll long long 
        ^
0_0_28580973_8384\Main.java:4: 错误: 非法字符: '#'
#define sd(a) scanf("%d",&a)
^
0_0_28580973_8384\Main.java:5: 错误: 非法字符: '#'
#define M 80001
^
0_0_28580973_8384\Main.java:10: 错误: 需要class, interface或enum
	cout<<(1.00)<<endl;
	^
0_0_28580973_8384\Main.java:11: 错误: 需要class, interface或enum
	cout<<(1.00)<<endl;
	^
0_0_28580973_8384\Main.java:12: 错误: 需要class, interface或enum
	cout<<(1.00)<<endl;
	^
0_0_28580973_8384\Main.java:15: 错误: 需要class, interface或enum
}
^
10 个错误