View Compilation Error

0_0_30085218_10352.cpp: In function 'int main()':
0_0_30085218_10352.cpp:11:9: error: 'doule' was not declared in this scope
         doule a;
         ^
0_0_30085218_10352.cpp:12:14: error: 'a' was not declared in this scope
         cin>>a;
              ^