Main.java:12: error: incompatible types: int cannot be converted to Long
Long a= 10;
^
Main.java:13: error: incompatible types: int cannot be converted to Long
Long b= 10;
^
Main.java:14: error: incompatible types: int cannot be converted to Long
Long c= 300;
^
Main.java:15: error: incompatible types: int cannot be converted to Long
Long d= 300;
^
4 errors