def feasible_association_events(measurements, targets, gating=True):
'''
Finds all feasible association event, that is
the combinations of all targets and measurements.
value "0" indicates invalid detection.
One target can only be associated to a single measurement.
'''
meas_linspace = np.arange(len(measurements) + 1)
padding = np.zeros(max(len(measurements), len(targets)), dtype=np.int16)
meas_linspace = np.append(meas_linspace, padding)
perm_obj = multiset_permutations(meas_linspace, size=len(targets))
permutations = []
for p in perm_obj:
check = True
if gating:
for t, m in enumerate(p):
if m != 0 and dist(measurements[m - 1],
targets[t]) > targets[t].gate_size**2:
check = False
break
if check:
permutations.append(p)
# No viable measurements if all measurements outside of gates
if len(permutations) == 0:
print("No viable measurements")
measurements.clear()
return np.array(permutations)
def permute(self, nums):
if nums is None:
return []
if nums == []:
return [[]]
nums = sorted(nums)
permutation = []
stack = [-1]
permutations = []
while len(stack):
index = stack.pop()
index += 1
while index < len(nums):
if nums[index] not in permutation:
break
index += 1
else:
if len(permutation):
permutation.pop()
continue
stack.append(index)
stack.append(-1)
permutation.append(nums[index])
if len(permutation) == len(nums):
permutations.append(list(permutation))
return permutations
def phelper(array, currentval, permutations): if not len(array) and len(currentval): # iterate till the list is empty, append final value permutations.append(currentval) else: for i in range(len(array)): newarray = array[:i] + array[i + 1 :] newpermutation = currentval + [array[i]] phelper(newarray, newpermutation, permutations)
def helper(permutation):
if len(permutation) == permutationLength:
permutations.append(permutation)
return
for i in range(len(nums)):
temp = nums.popleft()
helper(permutation + [temp])
nums.append(temp)
def same_necklace_long(str1, str2):
if str1 == "" and str2 == "": print(True)
else:
permutations = list()
for i in range(len(str1)):
perm = rotate_right(str1, i)
if perm not in permutations:
permutations.append(perm)
print(str1 in permutations and str2 in permutations)
def kth_perm_v1(n, k):
TOTAL_NUM_PERMS = [1, 2, 6, 24, 120, 720, 5040, 40320, 362880][:n]
digits = [1, 2, 3, 4, 5, 6, 7, 8, 9][:n]
permutations = []
while digits:
n -= 1
digit = digits[(k - 1) // TOTAL_NUM_PERMS[n - 1]]
digits.remove(digit)
permutations.append(str(digit))
k = k % TOTAL_NUM_PERMS[n - 1]
return ''.join(permutations)
def perm(data, n):
if n == 1:
a = copy.deepcopy(data)
permutations.append(a)
else:
for i in range(0, n - 1):
perm(data, n - 1)
if n % 2 == 0:
swap(data, i, n - 1)
else:
swap(data, 0, n - 1)
perm(data, n - 1)
def external_use(sentences, order): if order == 'minLA': method = 'sum' else: method = 'max' permutations = [] for sentence in tqdm(sentences): s = nlp(sentence) t2i, i2t = make_dictionaries(s) graph = make_graph(s, t2i) i2p, perm = find_permutation(graph, method, verbose=False) permutations.append(perm) return permutations
def solve():
txt = [x for x in input().strip()]
rev = False
p = dq()
for x in txt:
if x == "R":
rev = not rev
elif rev:
if len(p) > 0 and p[0] == x:
p.popleft()
else:
p.appendleft(x)
else:
if len(p) > 0 and p[-1] == x:
p.pop()
else:
p.append(x)
if rev:
p.reverse()
print("".join(p))
else:
print("".join(p))
def solve():
n=ii()
arr=li()
p=[]
for a,b in enumerate(arr):
p.append((b,a))
p.sort(reverse=True)
#print(p)
ans=[]
s=sum(arr)
for x in range(n):
if x==n-1:
if s==p[x][0]:
ans.append(p[x][1]+1)
else:
s-=p[x][0]
if s<p[x][0]:
ans.append(p[x][1]+1)
break
else:
ans.append(p[x][1]+1)
ans.sort()
print(len(ans))
print(*ans)
def solve():
n, k = mi()
arr = li()
p = [0]
c = 0
for x in range(1, n - 1):
if arr[x] > arr[x - 1] and arr[x] > arr[x + 1]:
c += 1
p.append(c)
p.append(c)
#print(p)
s, f = 0, k - 2
ans = 0
tot = 0
while f < n:
#print(p[f]-p[s])
if p[f] - p[s] > tot:
tot = p[f] - p[s]
ans = s + 1
s += 1
f += 1
if c == 0:
ans = 1
print(tot + 1, ans)
def S(maxNum, split_temp=[]):
permutations = []
f = open("D:\\ResearchFall19\\n13.bin", "rb")
#x = f.readline()
#x = x.split(" ")
if maxNum < 13:
x = list(f.read(13))
while x[maxNum] == maxNum + 1:
perm = x[:maxNum]
if valid_perm(perm, split_temp):
permutations.append(perm)
x = list(f.read(13))
#print(permutations)
return permutations
if maxNum == 13:
counter = 0
perm = list(f.read(13))
while perm:
counter += 1
if counter % 10000 == 0:
print(counter)
if valid_perm(perm, split_temp):
permutations.append(perm)
perm = list(f.read(13))
return permutations
if maxNum > 13:
perm = list(f.read(13))
while perm:
new_perm = []
for i in range(14, maxNum + 1):
new_perm.append([
perm[j:] + [i] + mylist[:j]
for j in xrange(len(perm), -1, -1)
])
permutations = new_perm
new_perm = []
for perm in permutations:
if valid_perm(perm, split_temp):
permutations.append(perm)
perm = list(f.read(13))
return permutations
from itertools import permutations
x = list(permutations('0123456789'))
permutations = []
for perm in x:
string = ''
for i in perm:
string += i
permutations.append(string)
permutations.sort()
permutations[(1000000 - 1)]
# print(perms[:10])
# find the 'arms' that are of equal magnitude and create valid_perms
valid_perms = []
for p in perms:
tot_arm_1 = int(p[0]) + int(p[1]) + int(p[2])
tot_arm_2 = int(p[3]) + int(p[2]) + int(p[4])
tot_arm_3 = int(p[5]) + int(p[4]) + int(p[1])
if tot_arm_1 == tot_arm_2 == tot_arm_3:
temp = [p[0] + p[1] + p[2], p[3] + p[2] + p[4], p[5] + p[4] + p[1]]
temp.sort()
valid_perms.append(temp)
# need to remove duplicates (from internet)
permutations = []
[permutations.append(x) for x in valid_perms if x not in permutations]
# print(permutations)
# we can sort the permutations as each starting arm is unique.
# N.B. as question says we want the highest starting permutation, so we simply sort and take highest
permutations.sort()
highest = permutations[-1]
print(highest)
# In 'highest', we need to check if the elements are in correct sequence. (First one is fine.)
if highest[0][2] != highest[1][1]:
temp = [highest[0], highest[2], highest[1]]
highest = temp
print("Highest sequence is {}".format(highest))
def permutations(self):
if self.permutation == 1:
permutations = []
x_y = self.points
x_negative = []
y_negative = []
x_y_negative = []
x_y_inverse = []
x_negative_inverse = []
y_negative_inverse = []
x_y_negative_inverse = []
shape_1 = self
for point in self.points:
#x_negative
new_x = (point.x * -1) + (self.width - 1)
new_y = point.y
new_point = Point(new_x, new_y)
x_negative.append(new_point)
shape_2 = Shape(self.width, self.height, sorter(x_negative),
self.area, self.number, 2)
#y_negative
new_x = point.x
new_y = (point.y * -1) + (self.height - 1)
new_point = Point(new_x, new_y)
y_negative.append(new_point)
shape_3 = Shape(self.width, self.height, sorter(y_negative),
self.area, self.number, 3)
#x_y_negative
new_x = (point.x * -1) + (self.width - 1)
new_y = (point.y * -1) + (self.height - 1)
new_point = Point(new_x, new_y)
x_y_negative.append(new_point)
shape_4 = Shape(self.width, self.height, sorter(x_y_negative),
self.area, self.number, 4)
#x_y_inverse
for point in shape_1.points:
new_x = point.y
new_y = point.x
new_point = Point(new_x, new_y)
x_y_inverse.append(new_point)
shape_5 = Shape(self.height, self.width, sorter(x_y_inverse),
self.area, self.number, 5)
#x_negative_inverse
for point in shape_2.points:
new_x = point.y
new_y = point.x
new_point = Point(new_x, new_y)
x_negative_inverse.append(new_point)
shape_6 = Shape(self.height, self.width,
sorter(x_negative_inverse), self.area,
self.number, 6)
#y_negative_inverse
for point in shape_3.points:
new_x = point.y
new_y = point.x
new_point = Point(new_x, new_y)
y_negative_inverse.append(new_point)
shape_7 = Shape(self.height, self.width,
sorter(y_negative_inverse), self.area,
self.number, 7)
#x_y_negative_inverse
for point in shape_4.points:
new_x = point.y
new_y = point.x
new_point = Point(new_x, new_y)
x_y_negative_inverse.append(new_point)
shape_8 = Shape(self.height, self.width,
sorter(x_y_negative_inverse), self.area,
self.number, 8)
permutations.append(shape_1)
permutations.append(shape_2)
permutations.append(shape_3)
permutations.append(shape_4)
permutations.append(shape_5)
permutations.append(shape_6)
permutations.append(shape_7)
permutations.append(shape_8)
return trimmer(permutations)
else:
return None
