View Compilation Error

0_0_22052325_7958.cpp: In function 'int main()':
0_0_22052325_7958.cpp:81:12: error: expected primary-expression before '.' token
    ans-=de;.
            ^
0_0_22052325_7958.cpp:82:3: error: expected unqualified-id before '}' token
   }
   ^