View Compilation Error

0_0_19936035_8956.cpp: In function 'int main()':
0_0_19936035_8956.cpp:32:21: error: 'V' was not declared in this scope
             for(j = V; j >= v[i]; j--)
                     ^
0_0_19936035_8956.cpp:32:32: error: invalid types 'int[int]' for array subscript
             for(j = V; j >= v[i]; j--)
                                ^