./cipher -e 212103553030 Euler ./cipher -d 212103553030 2zVrY ./cipher -e 621035533002 Euler ./cipher -d 621035533002 "Lntl'" ./cipher -e 464541032011 Euler ./cipher -d 363630030122 47V6Û ./cipher -e 552200553344 "Dennis Ritchie" ./cipher -d 552200553344 "Dennis Ritchie" ./cipher -e 522552255225 Mandelbrot ./cipher -d 522552255225 i,udle46}f ./cipher -e 522552255225 "Allen Newell" ./cipher -e 212103553030 "Alan Turing" ./cipher -d 212103553030 0VpW@ÚzYtWs ./cipher -e 621035533002 "Stephanie Forrest" ./cipher -d 621035533002 "Ïfl&4,u