View Compilation Error

0_0_11586253_7841.cpp: In function `int main()':
0_0_11586253_7841.cpp:37: error: expected `;' before '}' token
0_0_11586253_7841.cpp:39: error: `henda' undeclared (first use this function)
0_0_11586253_7841.cpp:39: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11586253_7841.cpp:52: error: `mp2' undeclared (first use this function)
0_0_11586253_7841.cpp:55: error: `step' undeclared (first use this function)
0_0_11586253_7841.cpp:105: error: expected `}' at end of input