I think I mistakenly deleted a gcc package from the system (Ubuntu 14.04). and now can't install anything on my system. Below is a sample output when I try apt-get -f install. Please Help!root@ko-buntu:~/Downloads# apt-get -f installReading package lists... DoneBuilding dependency tree       Reading state information... DoneCorrecting dependencies... failed.The following packages have unmet dependencies: arduino-core : Depends: gcc but it is not installable build-essential : Depends: gcc (>= 4:4.4.3) but it is not installable devscripts:i386 : Depends: perl:i386 but it is not installable                   Depends: python3:i386 but it is not installable                   Recommends: at:i386 but it is not installable                   Recommends: dctrl-tools:i386 but it is not installable                   Recommends: dput:i386 but it is not installable or                               dupload:i386 but it is not installable                   Recommends: libdistro-info-perl:i386 but it is not installable                   Recommends: libencode-locale-perl:i386 but it is not installable                   Recommends: libjson-perl:i386 but it is not installable                   Recommends: libparse-debcontrol-perl:i386 but it is not installable                   Recommends: liburi-perl:i386 but it is not installable                   Recommends: libwww-perl:i386 but it is not installable                   Recommends: python3-debian:i386 (>= 0.1.15) but it is not installable                   Recommends: python3-magic:i386 but it is not installable                   Recommends: strace:i386 but it is not installable                   Recommends: wdiff:i386 but it is not installable dpkg-dev : Depends: binutils but it is not installable            Recommends: gcc but it is not installable or                        c-compiler g++ : Depends: gcc (>= 4:4.8.2-1ubuntu6) but it is not installable       Depends: gcc-4.8 (>= 4.8.2-5~) but it is not installable g++-4.8 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed           Depends: gcc-4.8 (= 4.8.4-2ubuntu1~14.04) but it is not installable gcc:i386 : Depends: cpp:i386 (>= 4:4.8.2-1ubuntu6) but it is not installable gcc-4.8:i386 : Depends: cpp-4.8:i386 (= 4.8.2-19ubuntu1) but it is not installable                Depends: libgcc-4.8-dev:i386 (= 4.8.2-19ubuntu1) but it is not installable gcc-4.9-base : Breaks: gcc-4.9-base:i386 (!= 4.9-20140406-0ubuntu1) but 4.9.1-0ubuntu1 is installed gcc-4.9-base:i386 : Breaks: gcc-4.9-base (!= 4.9.1-0ubuntu1) but 4.9-20140406-0ubuntu1 is installed hardening-includes : Depends: binutils but it is not installable libasan0 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libatomic1 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libcodeblocks0 : Depends: binutils (>= 2.14.90.0.7) but it is not installable libgcc-4.8-dev : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libgcc1:i386 : Depends: gcc-4.9-base:i386 (= 4.9-20140406-0ubuntu1) but 4.9.1-0ubuntu1 is installed libgomp1 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libitm1 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libquadmath0 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libstdc++-4.8-dev : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libstdc++6 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed libtool : Depends: gcc but it is not installable or                    c-compiler           Recommends: libltdl-dev but it is not installable libtsan0 : Depends: gcc-4.8-base (= 4.8.4-2ubuntu1~14.04) but 4.8.2-19ubuntu1 is installed lintian : Depends: binutils but it is not installable pptp-linux : Depends: binutils but it is not installable sa-compile : Depends: gcc but it is not installableE: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.E: Unable to correct dependenciesroot@ko-buntu:~/Downloads# 
Depends: gcc but it is not installable
ubuntu;apt;package management