View Compilation Error

0_0_29291798_4203.cpp:17:10: error: redefinition of 'int bel [300050]'
 int bel[N];
          ^
0_0_29291798_4203.cpp:5:15: note: 'int bel [300050]' previously declared here
 int a[N],b[N],bel[N];
               ^