View Compilation Error

0_0_1768802_32528.cpp: In function `int main()':
0_0_1768802_32528.cpp:3: error: `start' does not name a type
0_0_1768802_32528.cpp:5: error: `start' undeclared (first use this function)
0_0_1768802_32528.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_1768802_32528.cpp:5: error: `end' undeclared (first use this function)
0_0_1768802_32528.cpp:5: error: expected `}' at end of input
0_0_1768802_32528.cpp:5: error: expected `}' at end of input