New answers tagged hexagonal-grid
0
Charcoal, 75 bytes
≔⁻²⪪024420¹ε≔⁻²⪪343101¹δＮθＦＮＦθ«Ｊ×κ§ε⊖ι×κ§δ⊖ιＦ⊕κ«ＧＨV→^←².Ｍ§ε⊕ι§δ⊕ι»»≔ＬＫＡζ⎚Ｉζ
Try it online! Link is to verbose version of code. Takes input as size and sections. Explanation: Far too long because it doesn't try to use a formula, but guarantees 100% correct answers.
≔⁻²⪪024420¹ε≔⁻²⪪343101¹δ
Create displacement vectors for each of the six ...
0
JavaScript (Node.js), 38 36 bytes
n=>k=>n*n*k+(k<6&&n*4+2-k-(n>1&k>4))
-2 bytes thanks to Shaggy
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4
Python 2, 38 bytes
lambda n,k:k*n*n+(4*n-k+2-k/5%n)*(k<6)
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Not sure about its correctness. But it at least passed all testcases.
-2 bytes by dingledooper
-5 bytes by xnor
0
Excel, 63 bytes
=LET(r,2*A1-1,x,ABS(A1-SEQUENCE(r)),REPT(" ",x)&REPT("* ",r-x))
Link to Spreadsheet
The above spills the results to multiple cells. The 75 byte formula for a single cells answer is below.
=LET(r,2*A1-1,x,ABS(A1-SEQUENCE(r)),CONCAT(REPT(" ",x)&REPT("* ",r-x)&"
"))
0
C (gcc), 164 125 124 bytes
i,h;main(z,b)int**b;{z=atoi(b[1])-1;for(i=z-~z;i--;puts(""))for(h=z<i?z-i+z:i,printf("%*s",z-h,""),h-=~z;h--;)printf("* ");}
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0
JavaScript (Node.js), 121 99 bytes
i=>[...t=[...Array(i)].map((_,z)=>''.padEnd(i-z)+'* '.repeat(z+i)),...t.reverse().slice(1)].join`
`
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1
Vyxal C, 8 bytes
ʁ+×*vṄøm
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ʁ # Range(n) (0...n-1)
+ # Plus n (n...2n-1)
×* # That many asterisks
vṄ # Join each by spaces
øm # Palindromise
# (C flag) Center and join by newlines
Top 50 recent answers are included
