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Search options not deleted user 7192

A code challenge is a competition for creative ways to solve a programming puzzle with an objective winning criterion not covered by other scoring tags (e.g. code-golf).

3 votes

Swapping numbers

Javascript 178 174 161 prompts for n then alerts answer. (No 0 padding) Latest: t=1+(m=prompt(s=i='')/2);for(z=Math.abs;i++<m*2;)for(j=m-z(m-i),s+=(t+=a=(m%2^z(m+.5-i)%2-.5)*-2+1)+'To'+(t-a)+'|';j- …
Shmiddty's user avatar
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1 vote

Find largest prime which is still a prime after digit deletion

Javascript (Brute Force) Has not yet found a higher number http://jsfiddle.net/79FDr/4/ Without a bigint library, javascript is limited to integers <= 2^53. Since it's Javascript, the browser will …
Shmiddty's user avatar
  • 1,219
8 votes

Write ASCII-Art Obfuscated Code, read as, and resulting in: "DFTBA"

Javascript (80 x 10) / 32 + 25? + 94 = 144 Code: eval('for(i =10;i<0x24;42, Number["prot"+ "otype"][(i++ ).toString(36\ )]=Number["p" +"rototype"]/* */["toString"] );alert(((+((- ~{ …
Shmiddty's user avatar
  • 1,219