https://tutorials.ubuntu.com/tutorial/tutorial-create-a-usb-stick-on-ubuntu#0
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def convex_hull_graham(points): | |
''' | |
Returns points on convex hull in CCW order according to Graham's scan algorithm. | |
By Tom Switzer <[email protected]>. | |
''' | |
TURN_LEFT, TURN_RIGHT, TURN_NONE = (1, -1, 0) | |
def cmp(a, b): | |
return (a > b) - (a < b) |
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from collections import defaultdict | |
from heapq import * | |
def dijkstra(edges, f, t): | |
g = defaultdict(list) | |
for l,r,c in edges: | |
g[l].append((c,r)) | |
q, seen, mins = [(0,f,())], set(), {f: 0} | |
while q: |
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$(function () { | |
"use strict"; | |
// for better performance - to avoid searching in DOM | |
var content = $('#content'); | |
var input = $('#input'); | |
var status = $('#status'); | |
// my color assigned by the server | |
var myColor = false; |