View Compilation Error

0_0_20098988_8955.c:1:1: error: unknown type name 'package'
 package four;
 ^
0_0_20098988_8955.c:3:1: error: unknown type name 'import'
 import java.util.Scanner;
 ^
0_0_20098988_8955.c:3:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 import java.util.Scanner;
            ^
0_0_20098988_8955.c:5:1: error: unknown type name 'public'
 public class cs {
 ^
0_0_20098988_8955.c:5:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'cs'
 public class cs {
              ^