View Compilation Error

0_0_29498869_24576.cpp: In function 'int main()':
0_0_29498869_24576.cpp:24:27: error: 'memset' was not declared in this scope
   memset(in, 0, sizeof(in));
                           ^
0_0_29498869_24576.cpp:39:13: error: 'class std::queue<int>' has no member named 'e'
   while (!q.e
             ^
0_0_29498869_24576.cpp:39:13: error: expected ')' at end of input
0_0_29498869_24576.cpp:39:13: error: expected statement at end of input
0_0_29498869_24576.cpp:39:13: error: expected '}' at end of input