View Compilation Error

0_0_19923772_31200.cpp:4:6: error: expected nested-name-specifier before '?' token
 using?namespace?std;??
      ^
0_0_19923772_31200.cpp:4:21: error: expected unqualified-id before '?' token
 using?namespace?std;??
                     ^
0_0_19923772_31200.cpp:5:21: error: expected unqualified-id before '?' token
 long?long?a[100005];??
                     ^