foo.c:1:1: error: unknown type name 'import'
    1 | import java.util.Scanner;
      | ^~~~~~
foo.c:1:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
    1 | import java.util.Scanner;
      |            ^
foo.c:3:1: error: unknown type name 'import'
    3 | import java.util.regex.Matcher;
      | ^~~~~~
foo.c:3:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
    3 | import java.util.regex.Matcher;
      |            ^
foo.c:4:1: error: unknown type name 'import'
    4 | import java.util.regex.Pattern;
      | ^~~~~~
foo.c:4:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
    4 | import java.util.regex.Pattern;
      |            ^
foo.c:6:1: error: unknown type name 'public'
    6 | public class happ {
      | ^~~~~~
foo.c:6:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'happ'
    6 | public class happ {
      |              ^~~~

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