View Compilation Error

0_0_37791636_21249.cpp: In function 'int main()':
0_0_37791636_21249.cpp:25:11: error: 'struct std::pair<long long int, int>' has no member named 'd'
    gg+=pp.d;
           ^
0_0_37791636_21249.cpp:58:32: error: 'cmp1' was not declared in this scope
   sort(vec1.begin(),vec1.end(),cmp1);
                                ^