View Compilation Error

0_0_30255666_6817.c:1:1: error: unknown type name 'import'
 import java.io.*;
 ^
0_0_30255666_6817.c:1:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 import java.io.*;
            ^
0_0_30255666_6817.c:2:1: error: unknown type name 'import'
 import java.math.BigInteger;
 ^
0_0_30255666_6817.c:2:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 import java.math.BigInteger;
            ^
0_0_30255666_6817.c:3:1: error: unknown type name 'import'
 import java.util.StringTokenizer;
 ^
0_0_30255666_6817.c:3:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 import java.util.StringTokenizer;
            ^
0_0_30255666_6817.c:5:1: error: unknown type name 'public'
 public class Main {
 ^
0_0_30255666_6817.c:5:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'Main'
 public class Main {
              ^