View Compilation Error

0_0_37229664_8365\Main.java:1: 错误: 需要class, interface或enum
public static void main(String[] args) {
              ^
0_0_37229664_8365\Main.java:5: 错误: 需要class, interface或enum
		int n=sc.nextInt();
		^
0_0_37229664_8365\Main.java:6: 错误: 需要class, interface或enum
		int sum=0;
		^
0_0_37229664_8365\Main.java:7: 错误: 需要class, interface或enum
		for (int i=1;i<=n;i++){
		^
0_0_37229664_8365\Main.java:7: 错误: 需要class, interface或enum
		for (int i=1;i<=n;i++){
		             ^
0_0_37229664_8365\Main.java:7: 错误: 需要class, interface或enum
		for (int i=1;i<=n;i++){
		                  ^
0_0_37229664_8365\Main.java:9: 错误: 需要class, interface或enum
		}
		^
0_0_37229664_8365\Main.java:13: 错误: 需要class, interface或enum
	}
	^
8 个错误