View Compilation Error

0_0_1475132_30495\Main.java:1: 需要 "class" 或 "interface"
program sj;
^
0_0_1475132_30495\Main.java:2: 需要 "class" 或 "interface"
var a:array[1..1000]of longint;
^
0_0_1475132_30495\Main.java:3: 需要 "class" 或 "interface"
var x,n,i,h,s,j:longint;
^
0_0_1475132_30495\Main.java:4: 需要 "class" 或 "interface"
begin
^
0_0_1475132_30495\Main.java:6: 需要 "class" 或 "interface"
for i:=1 to n do read(a[i]);
^
0_0_1475132_30495\Main.java:7: 需要 "class" 或 "interface"
for x:=1 to n do begin
^
0_0_1475132_30495\Main.java:8: 需要 "class" 或 "interface"
h:=a[x];s:=h*3;
        ^
0_0_1475132_30495\Main.java:9: 需要 "class" 或 "interface"
for i:=1 to s do begin
^
0_0_1475132_30495\Main.java:11: 未结束的字符字面值
write('HDU');
      ^
0_0_1475132_30495\Main.java:11: 未结束的字符字面值
write('HDU');
          ^
10 错误