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Challenges Prime Difference

Japt, 15 14 bytes @§XnÈj}aX+j}a2 Try it or run all test cases @§XnÈj}aX+j}a2 :Implicit input of integer U @ :Function taking an integer X as argument § ...

posted 3y ago by Shaggy‭  ·  edited 3y ago by Shaggy‭

Answer
#4: Post edited by user avatar Shaggy‭ · 2021-06-22T16:36:13Z (over 3 years ago)
  • # [Japt](https://github.com/ETHproductions/japt), <s>15</s> 14 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
  • @§XnÈj}aX+j}a2
  • [Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWFYK2p9YTI&input=OA)
  • @§XnÈj}aX+j}a2 :Implicit input of integer U
  • @ :Function taking an integer X as argument
  • § : Is U <= ...
  • Xn : Subtract X from
  • È : Function taking an integer as input
  • j : Is prime?
  • } : End function
  • a : Get the first integer that returns true when passed through that function starting at
  • X+j : X plus is X prime
  • } :End function
  • a2 :Get the first integer that returns true when passed through that function starting at 2
  • # [Japt](https://github.com/ETHproductions/japt), <s>15</s> 14 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
  • @§XnÈj}aX+j}a2
  • [Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWFYK2p9YTI&input=OA) or [run all test cases](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWFYK2p9YTI&input=WzEgMiAzIDQgNSA2IDcgOF0tbQ)
  • @§XnÈj}aX+j}a2 :Implicit input of integer U
  • @ :Function taking an integer X as argument
  • § : Is U <= ...
  • Xn : Subtract X from
  • È : Function taking an integer as input
  • j : Is prime?
  • } : End function
  • a : Get the first integer that returns true when passed through that function starting at
  • X+j : X plus is X prime
  • } :End function
  • a2 :Get the first integer that returns true when passed through that function starting at 2
#3: Post edited by user avatar Shaggy‭ · 2021-06-22T16:11:20Z (over 3 years ago)
  • # [Japt](https://github.com/ETHproductions/japt), 15 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
  • @§XnÈj}aÒX*j}a2
  • [Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWHSWCpqfWEy&input=OA)
  • @§XnÈj}aÒX*j}a2 :Implicit input of integer U
  • @ :Function taking an integer X as argument
  • § : Is U <= ...
  • Xn : Subtract X from
  • È : Function taking an integer as input
  • j : Is prime?
  • } : End function
  • a : Get the first integer that returns true when passed through that function starting at
  • Ò : Negate the bitwise NOT of
  • X*j : X multiplied by is X prime
  • } :End function
  • a2 :Get the first integer that returns true when passed through that function starting at 2
  • # [Japt](https://github.com/ETHproductions/japt), <s>15</s> 14 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
  • @§XnÈj}aX+j}a2
  • [Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWFYK2p9YTI&input=OA)
  • @§XnÈj}aX+j}a2 :Implicit input of integer U
  • @ :Function taking an integer X as argument
  • § : Is U <= ...
  • Xn : Subtract X from
  • È : Function taking an integer as input
  • j : Is prime?
  • } : End function
  • a : Get the first integer that returns true when passed through that function starting at
  • X+j : X plus is X prime
  • } :End function
  • a2 :Get the first integer that returns true when passed through that function starting at 2
#2: Post edited by user avatar Shaggy‭ · 2021-06-22T16:09:54Z (over 3 years ago)
  • # [Japt](https://github.com/ETHproductions/japt), 15 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
  • @§XnÈj}aÒX*j}a2
  • [Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWHSWCpqfWEy&input=OA)
  • # [Japt](https://github.com/ETHproductions/japt), 15 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)
  • @§XnÈj}aÒX*j}a2
  • [Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWHSWCpqfWEy&input=OA)
  • @§XnÈj}aÒX*j}a2 :Implicit input of integer U
  • @ :Function taking an integer X as argument
  • § : Is U <= ...
  • Xn : Subtract X from
  • È : Function taking an integer as input
  • j : Is prime?
  • } : End function
  • a : Get the first integer that returns true when passed through that function starting at
  • Ò : Negate the bitwise NOT of
  • X*j : X multiplied by is X prime
  • } :End function
  • a2 :Get the first integer that returns true when passed through that function starting at 2
#1: Initial revision by user avatar Shaggy‭ · 2021-06-22T16:06:08Z (over 3 years ago) 
# [Japt](https://github.com/ETHproductions/japt), 15 [bytes](https://en.wikipedia.org/wiki/ISO/IEC_8859-1)

    @§XnÈj}aÒX*j}a2

[Try it](https://petershaggynoble.github.io/Japt-Interpreter/?v=1.4.6&code=QKdYbshqfWHSWCpqfWEy&input=OA)