196 lines
9.0 KiB
Python
196 lines
9.0 KiB
Python
import algorithms.dijkstra as dijkstra
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import algorithms.a_star as a_star
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import algorithms.bidirectional as bidirectional
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import dataset.generate_graph as gen_graph
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import dataset.generate_grid as gen_grid
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import time
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import tracemalloc
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import os
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import random as rand
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if __name__ == '__main__':
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current_graph = []
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nodes_chosen = []
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dijkstra_time, dijkstra_memory, dijkstra_weight = [], [], []
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a_star_time, a_star_memory, a_star_weight = [], [], []
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bidirectional_time, bidirectional_memory, bidirectional_weight = [], [], []
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for i in range(1, len(os.listdir('dataset/graphs')) + 1):
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filename = "graph" + str(i)
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print(filename)
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N, A, A_b, w = gen_graph.read_graph_from_file(filename, path="dataset/graphs/")
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for j in range(3):
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current_graph.append(filename)
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start_node_index = rand.randint(0, len(N)-1)
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goal_node_index = rand.randint(0, len(N)-1)
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while goal_node_index == start_node_index:
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goal_node_index = rand.randint(0, len(N) - 1)
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start_node = None
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goal_node = None
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for index, node in enumerate(N):
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if index == goal_node_index:
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goal_node = node
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if index == start_node_index:
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start_node = node
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if start_node is not None and goal_node is not None:
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break
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nodes_chosen.append((start_node, goal_node))
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startTime = time.time()
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tracemalloc.start()
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weight = dijkstra.dijkstra_algorithm(start_node, goal_node, N, A, w)[1]
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dijkstra_memory.append(tracemalloc.get_traced_memory()[1])
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dijkstra_time.append((time.time() - startTime))
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dijkstra_weight.append(weight)
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tracemalloc.stop()
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startTime = time.time()
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tracemalloc.start()
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weight = a_star.a_star_algorithm(start_node, goal_node, N, A, w, a_star.heuristic_cost)[1]
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a_star_memory.append(tracemalloc.get_traced_memory()[1])
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a_star_time.append((time.time() - startTime))
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a_star_weight.append(weight)
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tracemalloc.stop()
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startTime = time.time()
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tracemalloc.start()
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weight = bidirectional.bidirectional_algorithm(start_node, goal_node, N, A, A_b, w, a_star.heuristic_cost)[1]
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bidirectional_memory.append(tracemalloc.get_traced_memory()[1])
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bidirectional_time.append((time.time() - startTime))
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bidirectional_weight.append(weight)
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tracemalloc.stop()
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with open("output/graphs_times.out", "w") as file:
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file.write("\\begin{table}[]\n")
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file.write("\\begin{tabular}{|l|l|l|l|l|}\n")
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file.write("\\hline\n")
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file.write("nazwa grafu & (s, t) & Dijkstra & A* & Bi A* \\\\ \\hline\n")
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with open("output/graphs_memory.out", "w") as file:
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file.write("\\begin{table}[]\n")
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file.write("\\begin{tabular}{|l|l|l|l|l|}\n")
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file.write("\\hline\n")
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file.write("nazwa grafu & (s, t) & Dijkstra & A* & Bi A* \\\\ \\hline\n")
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with open("output/graph_weights.out", "w") as file:
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file.write("\\begin{table}[]\n")
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file.write("\\begin{tabular}{|l|l|l|l|l|}\n")
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file.write("\\hline\n")
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file.write("nazwa grafu & (s, t) & Dijkstra & A* & Bi A* \\\\ \\hline\n")
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with open("output/graphs_times.out", "a") as file:
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for j in range(len(dijkstra_time)):
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file.write(" " + current_graph[j] + " & " + str(nodes_chosen[j]) + " & " + str(round(dijkstra_time[j], 5))
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+ " & " + str(round(a_star_time[j], 5)) + " & " + str(round(bidirectional_time[j], 5)) +
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" \\\\ \\hline\n")
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file.write("\\end{tabular}\n")
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file.write("\\end{table}\n")
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with open("output/graphs_memory.out", "a") as file:
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for j in range(len(dijkstra_time)):
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file.write(" " + current_graph[j] + " & " + str(nodes_chosen[j]) + " & " + str(dijkstra_memory[j])
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+ " & " + str(a_star_memory[j]) + " & " + str(bidirectional_memory[j]) + " \\\\ \\hline\n")
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file.write("\\end{tabular}\n")
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file.write("\\end{table}\n")
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with open("output/graph_weights.out", "a") as file:
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for j in range(len(dijkstra_time)):
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file.write(" " + current_graph[j] + " & " + str(nodes_chosen[j]) + " & " +
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str(dijkstra_weight[j]) + " & "+ str(a_star_weight[j]) + " & " +
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str(bidirectional_weight[j]) + " \\\\ \\hline\n")
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file.write("\\end{tabular}\n")
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file.write("\\end{table}\n")
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current_graph = []
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nodes_chosen = []
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dijkstra_time, dijkstra_memory, dijkstra_weight = [], [], []
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a_star_time, a_star_memory, a_star_weight = [], [], []
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bidirectional_time, bidirectional_memory, bidirectional_weight = [], [], []
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for i in range(1, len(os.listdir('dataset/grids')) + 1):
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filename = "grid" + str(i)
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print(filename)
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N, A, A_b, w = gen_grid.read_grid_graph_from_file(filename, path="dataset/grids/")
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for j in range(3):
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current_graph.append(filename)
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start_node_index = rand.randint(0, len(N)-1)
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goal_node_index = rand.randint(0, len(N)-1)
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while goal_node_index == start_node_index:
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goal_node_index = rand.randint(0, len(N) - 1)
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start_node = None
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goal_node = None
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for index, node in enumerate(N):
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if index == goal_node_index:
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goal_node = node
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if index == start_node_index:
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start_node = node
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if start_node is not None and goal_node is not None:
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break
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nodes_chosen.append((start_node, goal_node))
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startTime = time.time()
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tracemalloc.start()
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weight = dijkstra.dijkstra_algorithm(start_node, goal_node, N, A, w)[1]
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dijkstra_memory.append(tracemalloc.get_traced_memory()[1])
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dijkstra_time.append((time.time() - startTime))
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dijkstra_weight.append(weight)
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tracemalloc.stop()
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startTime = time.time()
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tracemalloc.start()
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weight = a_star.a_star_algorithm(start_node, goal_node, N, A, w, a_star.heuristic_cost_manhattan)[1]
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a_star_memory.append(tracemalloc.get_traced_memory()[1])
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a_star_time.append((time.time() - startTime))
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a_star_weight.append(weight)
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tracemalloc.stop()
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startTime = time.time()
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tracemalloc.start()
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weight = bidirectional.bidirectional_algorithm(start_node, goal_node, N, A, A_b, w,
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a_star.heuristic_cost_manhattan)[1]
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bidirectional_memory.append(tracemalloc.get_traced_memory()[1])
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bidirectional_time.append((time.time() - startTime))
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bidirectional_weight.append(weight)
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tracemalloc.stop()
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with open("output/grids_times.out", "w") as file:
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file.write("\\begin{table}[]\n")
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file.write("\\begin{tabular}{|l|l|l|l|l|}\n")
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file.write("\\hline\n")
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file.write("nazwa siatki & (s, t) & Dijkstra & A* & Bi A* \\\\ \\hline\n")
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with open("output/grids_memory.out", "w") as file:
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file.write("\\begin{table}[]\n")
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file.write("\\begin{tabular}{|l|l|l|l|l|}\n")
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file.write("\\hline\n")
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file.write("nazwa siatki & (s, t) & Dijkstra & A* & Bi A* \\\\ \\hline\n")
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with open("output/grids_weights.out", "w") as file:
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file.write("\\begin{table}[]\n")
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file.write("\\begin{tabular}{|l|l|l|l|l|}\n")
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file.write("\\hline\n")
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file.write("nazwa siatki & (s, t) & Dijkstra & A* & Bi A* \\\\ \\hline\n")
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with open("output/grids_times.out", "a") as file:
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for j in range(len(dijkstra_time)):
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file.write(
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" " + current_graph[j] +
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" & " + str(nodes_chosen[j]) + " & "
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+ str(round(dijkstra_time[j], 5))
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+ " & " + str(round(a_star_time[j], 5)) + " & " + str(round(bidirectional_time[j], 5)) +
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" \\\\ \\hline\n")
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file.write("\\end{tabular}\n")
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file.write("\\end{table}\n")
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with open("output/grids_memory.out", "a") as file:
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for j in range(len(dijkstra_time)):
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file.write(" " + current_graph[j] + " & " + str(nodes_chosen[j]) + " & " + str(dijkstra_memory[j])
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+ " & " + str(a_star_memory[j]) + " & " + str(bidirectional_memory[j]) + " \\\\ \\hline\n")
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file.write("\\end{tabular}\n")
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file.write("\\end{table}\n")
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with open("output/grids_weights.out", "a") as file:
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for j in range(len(dijkstra_time)):
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file.write(" " + current_graph[j] + " & " + str(nodes_chosen[j]) + " & " +
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str(dijkstra_weight[j]) + " & "+ str(a_star_weight[j]) + " & " +
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str(bidirectional_weight[j]) + " \\\\ \\hline\n")
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file.write("\\end{tabular}\n")
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file.write("\\end{table}\n")
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