View Compilation Error

0_0_29053384_31810.cpp: In function 'int main()':
0_0_29053384_31810.cpp:19:26: error: 'x' was not declared in this scope
         int mi = min(min(x,y),cnt);
                          ^
0_0_29053384_31810.cpp:19:28: error: 'y' was not declared in this scope
         int mi = min(min(x,y),cnt);
                            ^
0_0_29053384_31810.cpp:20:20: error: 'a' was not declared in this scope
         if (n-cnt>=a+b-mi-mi) printf("Not lying\n");
                    ^
0_0_29053384_31810.cpp:20:22: error: 'b' was not declared in this scope
         if (n-cnt>=a+b-mi-mi) printf("Not lying\n");
                      ^