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Results tagged with code-golf
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user 42185
Code-golf is a competition to solve a particular problem in the fewest bytes of source code.
8
votes
Given the names of two planets, give the distance
Prolog, 190 174 151 bytes
Thanks to Fatalize for guidance.
g(A,X):-sub_atom(A,2,2,_,B),member(B:X,[rc:0,nu:5029,rt:9169,rs:17003,pi:72042,tu:136669,an:281564,pt:444309]).
s(A,B,R):-g(A,X),g(B,Y),R i …
- 741
3
votes
Given the names of two planets, give the distance
Bash, 140 bytes
bc<<<"(-`sed -e 's/,/+/;s/[abd-z]//g;s/Mc/0/g;s/V/5029/g;s/E/9169/g;s/M/17003/g;s/J/72042/g;s/S/136669/g;s/U/281564/g;s/N/444309/g'`)*10^4"
$ bash script.sh
Mercury, Mars
1700300 …
- 741
22
votes
Average Color of an Image
Bash, 46 bytes
ImageMagick scales image to one pixel which contains average of the colors in the image then outputs it as text.
convert $1 -scale 1x1\! txt:-|egrep -o '#\w+'
- 741
20
votes
The Colors in Our Stars
Bash, 147 145 bytes
ImageMagick is used to manipulate images. Euclidean distance is used.
read w h
o=o.png
convert -size $w\x$h canvas:black $o
while read x y i r g b
do
convert $o -fx "u+$i*rgb($ …
- 741
5
votes
Compute the inverse of an integer modulo 100000000003
C++11 (GCC/Clang, Linux), 104 102 bytes
using T=__int128_t;T m=1e11+3;T f(T a,T r=1,T n=m-2){return n?f(a*a-a*a/m*m,n&1?r*a-r*a/m*m:r,n/2):r;}
https://ideone.com/gp41rW
Ungolfed, based on Euler' …
- 741