$ sudo pacman -S mousepad
resolving dependencies...
:: There are 2 providers available for libjpeg:
:: Repository extra
1) libjpeg-turbo
:: Repository archlinuxcn
2) mozjpeg
Enter a number (default=1):
:: There are 2 providers available for udev:
:: Repository core
1) systemd
:: Repository archlinuxcn
2) systemd-git
Enter a number (default=1):
looking for conflicting packages...
:: systemd and systemd-altctl are in conflict. Remove systemd-altctl? [y/N]