View Compilation Error

0_0_11563556_22014.cpp:24: error: `E' does not name a type
0_0_11563556_22014.cpp: In function `int main()':
0_0_11563556_22014.cpp:34: error: `mp' undeclared (first use this function)
0_0_11563556_22014.cpp:34: error: (Each undeclared identifier is reported only once for each function it appears in.)