View Compilation Error

0_0_10456227_30774.cpp:1: error: invalid token
0_0_10456227_30774.cpp:1: error: expected unqualified-id before '[' token
0_0_10456227_30774.cpp:1: error: expected `,' or `;' before '[' token
0_0_10456227_30774.cpp: In function `int main()':
0_0_10456227_30774.cpp:6: error: `a' undeclared (first use this function)
0_0_10456227_30774.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_10456227_30774.cpp:14: error: `scanf' undeclared (first use this function)
0_0_10456227_30774.cpp:14: error: `EOF' undeclared (first use this function)
0_0_10456227_30774.cpp:16: error: `printf' undeclared (first use this function)