View Compilation Error

0_0_6746941_7272.cpp: In function `int main()':
0_0_6746941_7272.cpp:39: error: `typeof' undeclared (first use this function)
0_0_6746941_7272.cpp:39: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_6746941_7272.cpp:39: error: expected `;' before "it"
0_0_6746941_7272.cpp:40: error: `it' undeclared (first use this function)