View Compilation Error

0_0_35658878_24979.cpp: In function 'int main()':
0_0_35658878_24979.cpp:24:5: error: conflicting declaration 'int x'
 int x;
     ^
0_0_35658878_24979.cpp:18:16: note: previous declaration as 'double x'
         double x, y;
                ^