December 09, 2018
November 28, 2018
there’s a bridge, say 10m. a gaurd doesn’t let people cross it. He sleeps every 5mins and wakes every 5mins. No matter how you go you can’t cross it in 5mins. how to cross it??
February 17, 2022
January 19, 2021
there’s a bridge, say 10m. a gaurd doesn’t let people cross it. He sleeps every 5mins and wakes every 5mins. No matter how you go you can’t cross it in 5mins. how to cross it??