


import math
import sys







class lowerCAmelCase_		:

 '''simple docstring'''

 def __init__(      self   ):
       snake_case_			= 0
       snake_case_			= []
       snake_case_			= {}  # To store the pos of node in array



 def 		UpperCamelCase__	(      self   ):
       return self.cur_size == 0



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       snake_case_			= self.left(__UpperCamelCase   )
       snake_case_			= self.right(__UpperCamelCase   )
       if lc < self.cur_size and self.array(__UpperCamelCase   )[0] < self.array(__UpperCamelCase   )[0]:
             snake_case_			= lc
       else:
             snake_case_			= idx
       if rc < self.cur_size and self.array(__UpperCamelCase   )[0] < self.array(__UpperCamelCase   )[0]:
             snake_case_			= rc
       if smallest != idx:
             self.swap(__UpperCamelCase						, __UpperCamelCase   )
             self.min_heapify(__UpperCamelCase   )



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       # Inserts a node into the Priority Queue
       snake_case_			= self.cur_size
       self.cur_size += 1
       self.array.append((sys.maxsize, tup[1])   )
       self.decrease_key((sys.maxsize, tup[1])						, tup[0]   )



 def 		UpperCamelCase__	(      self   ):
       # Removes and returns the min element at top of priority queue
       snake_case_			= self.array[0][1]
       snake_case_			= self.array[self.cur_size - 1]
       self.cur_size -= 1
       self.min_heapify(1   )
       del self.pos[min_node]
       return min_node



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       # returns the index of left child
       return 2 * i + 1



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       # returns the index of right child
       return 2 * i + 2



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       # returns the index of parent
       return math.floor(i / 2   )



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase						, _UpperCAmelCase   ):
       # swaps array elements at indices i and j
       # update the pos{}
       snake_case_			= j
       snake_case_			= i
       snake_case_			= self.array[i]
       snake_case_			= self.array[j]
       snake_case_			= temp





 def 		UpperCamelCase__	(      self						, _UpperCAmelCase						, _UpperCAmelCase   ):
       snake_case_			= self.pos[tup[1]]
       # assuming the new_d is atmost old_d
       snake_case_			= (new_d, tup[1])
       while idx > 0 and self.array[self.par(__UpperCamelCase   )][0] > self.array[idx][0]:
             self.swap(__UpperCamelCase						, self.par(__UpperCamelCase   )   )
             snake_case_			= self.par(__UpperCamelCase   )







class lowerCAmelCase_		:

 '''simple docstring'''

 def __init__(      self						, _UpperCAmelCase   ):
       snake_case_			= {}  # To store graph: u -> (v,w)
       snake_case_			= num  # Number of nodes in graph
       # To store the distance from source vertex
       snake_case_			= [0] * self.num_nodes
       snake_case_			= [-1] * self.num_nodes  # To store the path



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase						, _UpperCAmelCase						, _UpperCAmelCase   ):
       #  Edge going from node u to v and v to u with weight w
       # u (w)-> v, v (w) -> u
       # Check if u already in graph
       if u in self.adjList:
             self.adjList[u].append((v, w)   )
       else:
             snake_case_			= [(v, w)]

       # Assuming undirected graph
       if v in self.adjList:
             self.adjList[v].append((u, w)   )
       else:
             snake_case_			= [(u, w)]



 def 		UpperCamelCase__	(      self   ):
       # u -> v(w)
       for u in self.adjList:
             print(__UpperCamelCase						, '''->'''						, ''' -> '''.join(str(F'''{v}({w})'''   ) for v, w in self.adjList[u]   )   )



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       # Flush old junk values in par[]
       snake_case_			= [-1] * self.num_nodes
       # src is the source node
       snake_case_			= 0
       snake_case_			= PriorityQueue()
       q.insert((0, src)   )  # (dist from src, node)
       for u in self.adjList:
             if u != src:
                   snake_case_			= sys.maxsize  # Infinity
                   snake_case_			= -1

       while not q.is_empty():
             snake_case_			= q.extract_min()  # Returns node with the min dist from source
             # Update the distance of all the neighbours of u and
             # if their prev dist was INFINITY then push them in Q
             for v, w in self.adjList[u]:
                   snake_case_			= self.dist[u] + w
                   if self.dist[v] > new_dist:
                         if self.dist[v] == sys.maxsize:
                               q.insert((new_dist, v)   )
                         else:
                               q.decrease_key((self.dist[v], v)						, __UpperCamelCase   )
                         snake_case_			= new_dist
                         snake_case_			= u

        # Show the shortest distances from src
       self.show_distances(__UpperCamelCase   )



 def 		UpperCamelCase__	(      self						, _UpperCAmelCase   ):
       print(F'''Distance from node: {src}'''   )
       for u in range(self.num_nodes   ):
             print(F'''Node {u} has distance: {self.dist[u]}'''   )





 def 		UpperCamelCase__	(      self						, _UpperCAmelCase						, _UpperCAmelCase   ):
       # To show the shortest path from src to dest
       # WARNING: Use it *after* calling dijkstra
       snake_case_			= []
       snake_case_			= 0
       snake_case_			= dest
       # Backtracking from dest to src
       while self.par[temp] != -1:
             path.append(__UpperCamelCase   )
             if temp != src:
                   for v, w in self.adjList[temp]:
                         if v == self.par[temp]:
                               cost += w
                               break
             snake_case_			= self.par[temp]
       path.append(__UpperCamelCase   )
       path.reverse()

       print(F'''----Path to reach {dest} from {src}----'''   )
       for u in path:
             print(F'''{u}'''						, end=''' '''   )
             if u != dest:
                   print('''-> '''						, end=''''''   )

       print('''\nTotal cost of path: '''						, __UpperCamelCase   )


if __name__ == "__main__":
   UpperCAmelCase     =       Graph(9)
   graph.add_edge(0, 1, 4)
   graph.add_edge(0, 7, 8)
   graph.add_edge(1, 2, 8)
   graph.add_edge(1, 7, 11)
   graph.add_edge(2, 3, 7)
   graph.add_edge(2, 8, 2)
   graph.add_edge(2, 5, 4)
   graph.add_edge(3, 4, 9)
   graph.add_edge(3, 5, 14)
   graph.add_edge(4, 5, 10)
   graph.add_edge(5, 6, 2)
   graph.add_edge(6, 7, 1)
   graph.add_edge(6, 8, 6)
   graph.add_edge(7, 8, 7)
   graph.show_graph()
   graph.dijkstra(0)
   graph.show_path(0, 4)

# OUTPUT
# 0 -> 1(4) -> 7(8)
# 1 -> 0(4) -> 2(8) -> 7(11)
# 7 -> 0(8) -> 1(11) -> 6(1) -> 8(7)
# 2 -> 1(8) -> 3(7) -> 8(2) -> 5(4)
# 3 -> 2(7) -> 4(9) -> 5(14)
# 8 -> 2(2) -> 6(6) -> 7(7)
# 5 -> 2(4) -> 3(14) -> 4(10) -> 6(2)
# 4 -> 3(9) -> 5(10)
# 6 -> 5(2) -> 7(1) -> 8(6)
# Distance from node: 0
# Node 0 has distance: 0
# Node 1 has distance: 4
# Node 2 has distance: 12
# Node 3 has distance: 19
# Node 4 has distance: 21
# Node 5 has distance: 11
# Node 6 has distance: 9
# Node 7 has distance: 8
# Node 8 has distance: 14
# ----Path to reach 4 from 0----
# 0 -> 7 -> 6 -> 5 -> 4
# Total cost of path:  21





'''simple docstring'''







from collections import OrderedDict
from typing import Mapping

from packaging import version

from ...configuration_utils import PretrainedConfig
from ...onnx import OnnxConfig
from ...utils import logging


_lowerCamelCase				:		List[str]				      =    logging.get_logger(__name__)

_lowerCamelCase				:		Optional[Any]				      =    {
    'MBZUAI/swiftformer-xs': 'https://huggingface.co/MBZUAI/swiftformer-xs/resolve/main/config.json',
}





class 	lowerCamelCase_				(			UpperCAmelCase_				):




					'''simple docstring'''






					lowercase__       =					"""swiftformer"""






					def __init__(       self,    __UpperCamelCase=3,    __UpperCamelCase=[3, 3, 6, 4],    __UpperCamelCase=[48, 56, 112, 220],    __UpperCamelCase=4,    __UpperCamelCase=[True, True, True, True],    __UpperCamelCase="gelu",    __UpperCamelCase=3,    __UpperCamelCase=2,    __UpperCamelCase=1,    __UpperCamelCase=0.0,    __UpperCamelCase=True,    __UpperCamelCase=1E-5,    __UpperCamelCase=1E-5,    **__UpperCamelCase,    ):
							super().__init__(**__UpperCamelCase					)
							_snake_case      			=			num_channels
							_snake_case      			=			depths
							_snake_case      			=			embed_dims
							_snake_case      			=			mlp_ratio
							_snake_case      			=			downsamples
							_snake_case      			=			hidden_act
							_snake_case      			=			down_patch_size
							_snake_case      			=			down_stride
							_snake_case      			=			down_pad
							_snake_case      			=			drop_path_rate
							_snake_case      			=			use_layer_scale
							_snake_case      			=			layer_scale_init_value
							_snake_case      			=			batch_norm_eps





class 	lowerCamelCase_				(			UpperCAmelCase_				):




					'''simple docstring'''






					lowercase__       =					version.parse("""1.11"""				)






					@property
					def 							__SCREAMING_SNAKE_CASE      (       self					):
							return OrderedDict(
							    [
							        ("pixel_values", {0: "batch", 1: "num_channels", 2: "height", 3: "width"}),
							    ]					)






					@property
					def 							__SCREAMING_SNAKE_CASE      (       self					):
							return 1E-4





