View Compilation Error

0_0_6573023_10894.cpp: In function `int main()':
0_0_6573023_10894.cpp:8: error: expected unqualified-id before "int"
0_0_6573023_10894.cpp:8: error: expected `,' or `;' before "int"
0_0_6573023_10894.cpp:9: error: `n' undeclared (first use this function)
0_0_6573023_10894.cpp:9: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_6573023_10894.cpp:10: error: `i' undeclared (first use this function)
0_0_6573023_10894.cpp:12: error: `a' undeclared (first use this function)