dude . i don ' t know if you ' re just fucking with me , if you ' re just really unintelligent or if you ' re in the middle of a stroke . He asked WHY it cost money to turn the cameras around , not the justificationreason for doing so . I ' d also like to know why . Is it the additional manhours that had to go into the calculations , is it a case of additional fuel needing to be expended ? it surely can ' t be the latter because I imagine the power source of the probe was already set in launch , as the original guy asking stated <| sep |> You should compile the code with the maximum warning level in place . For example compiling your code using the Microsoft C compiler highlights lots of issues with the code Microsoft R CC Optimizing Compiler Version 19 . 00 . 23506 for x 86 Copyright C Microsoft Corporation . All rights reserved . test . c DTemptest . c 10 warning C 4477 ' scanf ' format string '% d ' requires an argument of type ' int ', but variadic argument 1 has type ' int ' DTemptest . c 13 warning C 4477 ' scanf ' format string '% d ' requires an argument of type ' int ', but variadic argument 1 has type ' int ' DTemptest . c 16 warning C 4477 ' scanf ' format string '% d ' requires an argument of type ' int ', but variadic argument 1 has type ' int ' DTemptest . c 19 warning C 4477 ' scanf ' format string '% d ' requires an argument of type ' int ', but variadic argument 1 has type ' int ' dtemptest . c 10 warning C 4700 uninitialized local variable ' intA ' used dtemptest . c 13 warning C 4700 uninitialized local variable ' intB ' used dtemptest . c 16 warning C 4700 uninitialized local variable ' intX ' used dtemptest . c 19 warning C 4700 uninitialized local variable ' intY ' used Microsoft R Incremental Linker Version 14 . 00 . 23506 . 0 Copyright C Microsoft Corporation . All rights reserved . outtest . exe test . obj user 32 . lib gdi 32 . lib