login as root
chmod 740 /etc/sudoers
sudo vim /etc/sudoers
Add at the last linei
xzl ALL=NOPASSWD:ALL
chmod 440 /etc/sdouers
login as root
chmod 740 /etc/sudoers
sudo vim /etc/sudoers
Add at the last linei
xzl ALL=NOPASSWD:ALL
chmod 440 /etc/sdouers