Run id: 165091

Main.cc: In function 'int main()':
Main.cc:7:9: error: 'km' was not declared in this scope
         km=2*6+(d-2)*1.8;
         ^
Main.cc:10:9: error: 'km' was not declared in this scope
         km=km+1.8/2*(d-10);
         ^
Main.cc:12:11: error: 'km' was not declared in this scope
     cout<