View Compilation Error

0_0_22939327_7682.cpp:1:1: error: 'import' does not name a type
 import java.util.*;
 ^
0_0_22939327_7682.cpp:2:1: error: 'import' does not name a type
 import java.math.*;
 ^
0_0_22939327_7682.cpp:5:2: error: 'BigInteger' does not name a type
  BigInteger fz, fm;
  ^
0_0_22939327_7682.cpp:6:22: error: expected ')' before 'x'
  Fraction(BigInteger x, BigInteger y) {
                      ^
0_0_22939327_7682.cpp:10:18: error: expected ')' before 'buf'
  Fraction(String buf) {
                  ^
0_0_22939327_7682.cpp:56:1: error: expected '}' at end of input
 }
 ^
0_0_22939327_7682.cpp:56:1: error: expected unqualified-id at end of input