View Compilation Error

2_15840_1099281_19161.cpp: In function `int main()':
2_15840_1099281_19161.cpp:11: error: `end' undeclared (first use this function)
2_15840_1099281_19161.cpp:11: error: (Each undeclared identifier is reported only once for each function it appears in.)
2_15840_1099281_19161.cpp:14: error: `ednl' undeclared (first use this function)