View Compilation Error

0_0_29928059_5983.cpp:9:7: error: 'eps' does not name a type
 const eps=1e-7;
       ^
0_0_29928059_5983.cpp: In function 'int main()':
0_0_29928059_5983.cpp:28:16: error: 'eps' was not declared in this scope
   tim+=(int)(y+eps)-(int)(s+eps);
                ^