View Compilation Error

0_0_26220544_17891.cpp:45:9: error: redefinition of 'int m [20]'
 int m[20];
         ^
0_0_26220544_17891.cpp:8:5: note: 'int m [20]' previously declared here
 int m[20];
     ^
0_0_26220544_17891.cpp: In function 'int main(int, const char**)':
0_0_26220544_17891.cpp:47:5: error: redefinition of 'int main(int, const char**)'
 int main(int argc, char const *argv[])
     ^
0_0_26220544_17891.cpp:10:5: note: 'int main(int, const char**)' previously defined here
 int main(int argc, char const *argv[])
     ^