View Compilation Error

0_0_29363168_14108.cpp:115:7: error: 'N' was not declared in this scope
 }shop[N];
       ^
0_0_29363168_14108.cpp: In function 'int main()':
0_0_29363168_14108.cpp:130:18: error: 'shop' was not declared in this scope
             cin>>shop[i].pos>>shop[i].cost;
                  ^
0_0_29363168_14108.cpp:133:14: error: 'shop' was not declared in this scope
         sort(shop+1,shop+1+n,cmp);
              ^