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Output an upside-down tent
tags: code-golf [another tag needed]
This challenge is based on a chat mini challenge by Helka Homba, which is allowed to be used in real challenges under the conditions of Calvin's Hobbies Public License.
Given two inputs, both integers, output an upside-down tent...
Donald Knuth was born in 1938, on the 20th day of Capricorn.
The first day of Capricorn is the 22nd December.
Donald Knuth was born on the 10th of January (1938).
The challenge
Write a program or function which takes three inputs about a person (any other specified order is fine):
Their (ca...
As preparation for the nth Exodus, Noah decides to write a program that will decide If he will let animals on his ark. However, Noah wants to go back to grass roots. Thus he decides that the program should be as small and as simple as possible.
GOAL:
Recreate the Contrabulous Choosematron, in ...
Javascript (ES5), 1615 bytes
function m(a){b=[];b[0]=a[6];b[2]=a[0];b[8]=a[2];b[6]=a[8];b[1]=a[3];b[5]=a[1];b[7]=a[5];b[3]=a[7];b[4]=a[4];return b}function q(a,b){c=[];c[0]=b[0];c[1]=b[1];c[2]=a[2];c[3]=b[3];c[4]=b[4];c[5]=a[5];c[6]=b[6];c[7]=b[7];c[8]=a[8];return c}function r(a){var b=[];b[0]=m...
Given an integer, make an expression that produces it from 0 using unary negation - and bitwise complement ~ (~n = -n-1), with the operators applied right to left.
...
-3 = ~-~-~0
-2 = ~-~0
-1 = ~0
0 = 0
1 = -~0
2 = -~-~0
3 = -~-~-~0
...
Your expression must be as short as possible,...
V, 21 bytes
/ä
é
D@"ña-~ñá0kgJó--
Try it online!
V has very limited number support, and it actually has no concept of negative numbers. This means in order to support negatives (or even 0), we have to use some hacky workarounds.
Explanation:
/ä "Move forward to the first di...
Python 760 Bytes
I mostly just did lots of numpy list slicing and used its built in rotate and roll functions. Input is handled by calling the functions directly with eval()
from numpy import*
l=[0];c=kron([[32,89,32,32],[66,82,71,79],[32,87,32,32]],ones([3,3])).astype(int)
def i():l[0]();l[0](...
