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CPXchgrhs

public int CPXchgrhs(CPXCENVptr env, CPXLPptr lp, int cnt, const int * indices, const double * values)
Definition file: cplex.h

The routine CPXchgrhs is used to change the righthand side coefficients of a set of linear constraints in the CPLEX problem object.

Example

 status = CPXchgrhs (env, lp, cnt, indices, values);

Parameters:

env

A pointer to the CPLEX environment as returned by CPXopenCPLEX.

lp

A pointer to a CPLEX problem object as returned by CPXcreateprob.

cnt

An integer that indicates the total number of righthand side coefficients to be changed, and thus specifies the length of the arrays indices and values.

indices

An array of length cnt containing the numeric indices of the rows corresponding to the linear constraints for which righthand side coefficients are to be changed.

values

An array of length cnt containing the new values of the righthand side coefficients of the linear constraints present in indices.

Returns:

The routine returns zero if successful and nonzero if an error occurs.