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Revision 84d06cdc06389ae7c462434cb7b1db0980f63860 authored by Junio C Hamano on 26 March 2021, 21:59:47 UTC, committed by Junio C Hamano on 26 March 2021, 21:59:47 UTC
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Tip revision: 84d06cdc06389ae7c462434cb7b1db0980f63860 authored by Junio C Hamano on 26 March 2021, 21:59:47 UTC
Sync with v2.31.1
Tip revision: 84d06cd
linear-assignment.h
#ifndef LINEAR_ASSIGNMENT_H
#define LINEAR_ASSIGNMENT_H

/*
 * Compute an assignment of columns -> rows (and vice versa) such that every
 * column is assigned to at most one row (and vice versa) minimizing the
 * overall cost.
 *
 * The parameter `cost` is the cost matrix: the cost to assign column j to row
 * i is `cost[j + column_count * i].
 *
 * The arrays column2row and row2column will be populated with the respective
 * assignments (-1 for unassigned, which can happen only if column_count !=
 * row_count).
 */
void compute_assignment(int column_count, int row_count, int *cost,
			int *column2row, int *row2column);

/* The maximal cost in the cost matrix (to prevent integer overflows). */
#define COST_MAX (1<<16)

#endif
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