View Compilation Error

0_0_32705538_24899.cpp:5:19: error: 'maxn' was not declared in this scope
 int b[11][11],num[maxn];
                   ^
0_0_32705538_24899.cpp: In function 'int main()':
0_0_32705538_24899.cpp:75:25: error: 'num' was not declared in this scope
             scanf("%d",&num[i]);
                         ^
0_0_32705538_24899.cpp:89:46: error: 'num' was not declared in this scope
                 printf("%d\n",query(p,1,n,1)+num[p]);
                                              ^