View Compilation Error

1029798_0_0_4095.cpp: In function `int main()':
1029798_0_0_4095.cpp:4: error: conflicting declaration 'int a[10000]'
1029798_0_0_4095.cpp:4: error: 'a' has a previous declaration as `int a'
1029798_0_0_4095.cpp:4: error: declaration of `int a[10000]'
1029798_0_0_4095.cpp:4: error: conflicts with previous declaration `int a'
1029798_0_0_4095.cpp:6: error: `n' undeclared (first use this function)
1029798_0_0_4095.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
1029798_0_0_4095.cpp:7: error: stray '\163' in program
1029798_0_0_4095.cpp:7: error: stray '\187' in program
1029798_0_0_4095.cpp:8: error: expected `;' before "sum"
1029798_0_0_4095.cpp:11: error: invalid types `int[int]' for array subscript
1029798_0_0_4095.cpp:13: error: invalid types `int[int]' for array subscript