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49 lines
1.0 KiB
49 lines
1.0 KiB
#ifndef _PROJECT_TSP_H_
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#define _PROJECT_TSP_H_
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#include "lp.h"
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#include "graph.h"
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struct TSPData
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{
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int node_count;
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int edge_count;
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int *edge_list;
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int *edge_weights;
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};
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int TSP_init_data(struct TSPData *data);
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void TSP_free_data(struct TSPData *data);
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int TSP_find_violated_subtour_elimination_cut
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(struct LP *lp, struct TSPData *data);
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int TSP_is_graph_connected(
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struct Graph *G,
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double *x,
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int *island_count,
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int *island_sizes,
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int *island_start,
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int *island_nodes);
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int TSP_find_closest_neighbor_tour(
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int start,
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int node_count,
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int edge_count,
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int *edges,
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int *elen,
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int *path_length);
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int TSP_add_subtour_elimination_cut(struct LP *lp, int delta_length, int *delta);
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int TSP_read_problem(char *filename, struct TSPData *data);
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int TSP_add_cutting_planes(struct LP *lp, struct TSPData *data);
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int TSP_init_lp(struct LP *lp, struct TSPData *data);
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double TSP_find_initial_solution(struct TSPData *data);
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#endif
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