View Compilation Error

0_0_6812925_22502.cpp: In function `int main(int, char**)':
0_0_6812925_22502.cpp:8: error: redeclaration of `int j'
0_0_6812925_22502.cpp:8: error: `int j' previously declared here
0_0_6812925_22502.cpp:8: error: conflicting declaration 'int b'
0_0_6812925_22502.cpp:8: error: 'b' has a previous declaration as `int b[10000]'
0_0_6812925_22502.cpp:8: error: declaration of `int b'
0_0_6812925_22502.cpp:8: error: conflicts with previous declaration `int b[10000]'