/*
 * Project P12 parsecommand header file
 * J Dean Brock, 2011
 *
 * You should not have to modify this file
 */

#ifndef SPARCEMATRIX_H
#define SPARCEMATRIX_H

typedef struct sparceElementRec *sparceElementPtr ;

/* The nodes of the sparce matrix */
struct sparceElementRec {
  int    row ;                        /* Position in the matrix  */
  int    col ;
  int    value ;                      /* Value of element  */
  sparceElementPtr   nextOnRow ;      /* Pointers to other nodes */
  sparceElementPtr   nextOnCol ;
} ;

/* The master structure for the matrix */
struct sparceMatrix {
  int    numRows ;                    /* number of rows */
  int    numCols ;                    /* number of columns */
  sparceElementPtr   *rows ;          /* rows */
  sparceElementPtr   *cols ;          /* columns */
} ;

struct sparceMatrix *createSparceMatrix(int, int) ;

int incrementValueSparceMatrix(struct sparceMatrix *, int, int) ;

int printValueSparceMatrix(FILE *, struct sparceMatrix *, int, int) ;

int printRowSparceMatrix(FILE *, struct sparceMatrix *, int) ;

int printColumnSparceMatrix(FILE *, struct sparceMatrix *, int) ;

#endif  /* SPARCEMATRIX_H */