View Compilation Error

0_0_38545337_30179.cpp: In function 'int main()':
0_0_38545337_30179.cpp:24:20: error: 'amp' was not declared in this scope
         if(x == 0 && y == 0)
                    ^
0_0_38545337_30179.cpp:24:23: error: expected ')' before ';' token
         if(x == 0 && y == 0)
                       ^
0_0_38545337_30179.cpp:24:25: error: 'amp' was not declared in this scope
         if(x == 0 && y == 0)
                         ^
0_0_38545337_30179.cpp:24:36: error: expected ';' before ')' token
         if(x == 0 && y == 0)
                                    ^