View Compilation Error

0_0_7646600_1061.cpp: In function `int main()':
0_0_7646600_1061.cpp:49: error: 'class std::queue<node, std::deque<node, std::allocator<node> > >' has no member named 'ront'
0_0_7646600_1061.cpp:49: error: 'class std::queue<node, std::deque<node, std::allocator<node> > >' has no member named 'frfont'