/in/foo.c:1:1: error: unknown type name 'import'
 import java.io.IOException;
 ^~~~~~
/in/foo.c:1:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 import java.io.IOException;
            ^
/in/foo.c:2:1: error: unknown type name 'import'
 import java.util.Scanner;
 ^~~~~~
/in/foo.c:2:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 import java.util.Scanner;
            ^
/in/foo.c:4:1: error: unknown type name 'public'
 public class sum1 {
 ^~~~~~
/in/foo.c:4:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'sum1'
 public class sum1 {
              ^~~~