エラトステネスの篩 で
eratosutenesuno furuide
1. Sieve of Eratosthenes
Noun
#687955
1. Sieve of Eratosthenes
1. antiquity; ancient times
1. stale; old fashioned
1. shivering (with cold); trembling (with fear)
1. worn-out shoes; worn-out socks
1. Old and...; Being old and...
1. Old; Ancient
1. If old; When old
1. Not old; Young