View Compilation Error

0_0_37241627_10566.cpp: In function 'int main()':
0_0_37241627_10566.cpp:203:22: error: 'd' was not declared in this scope
                 cin>>d[i].v[j];
                      ^
0_0_37241627_10566.cpp:207:16: error: 'd' was not declared in this scope
             if(d[0].v[j]==d[1].v[j]) continue;
                ^