View Compilation Error

0_0_27745450_31783.cpp: In function 'int main()':
0_0_27745450_31783.cpp:53:4: error: 'x' was not declared in this scope
    x=(int )sqrt(1.00+n*y*y*1.00);
    ^
0_0_27745450_31783.cpp:53:24: error: 'y' was not declared in this scope
    x=(int )sqrt(1.00+n*y*y*1.00);
                        ^
0_0_27745450_31783.cpp:58:23: error: 'x' was not declared in this scope
   printf("***%d %d\n",x,y);
                       ^
0_0_27745450_31783.cpp:58:25: error: 'y' was not declared in this scope
   printf("***%d %d\n",x,y);
                         ^