View Compilation Error

0_0_13322287_15392.cpp: In function 'int main(int, char**)':
0_0_13322287_15392.cpp:26:6: error: expected ';' before 'int'
      int la=str.length();
      ^
0_0_13322287_15392.cpp:27:16: error: 'la' was not declared in this scope
      cout<<str[la];
                ^
0_0_13322287_15392.cpp:33:7: error: expected ';' before '}' token
       }
       ^