Random Numbers

Detailed Description

Functions
int	SCIPgetRandomInt (int minrandval, int maxrandval, unsigned int *seedp)
SCIP_Real	SCIPgetRandomReal (SCIP_Real minrandval, SCIP_Real maxrandval, unsigned int *seedp)

Function Documentation

int SCIPgetRandomInt	(	int	minrandval,
		int	maxrandval,
		unsigned int *	seedp
	)

returns a random integer between minrandval and maxrandval

Parameters

minrandval	minimal value to return
maxrandval	maximal value to return
seedp	pointer to seed value

Definition at line 7700 of file misc.c.

References getRand(), SCIP_RAND_MAX, and SCIP_Real.

Referenced by createSubproblem(), getRandomVariable(), optimize(), permuteRandom(), SCIP_DECL_BRANCHEXECLP(), SCIP_DECL_BRANCHEXECPS(), SCIP_DECL_HEUREXEC(), SCIPgetRandomSubset(), SCIPpermuteArray(), SCIPpermuteIntArray(), and selectSolsRandomized().

SCIP_Real SCIPgetRandomReal	(	SCIP_Real	minrandval,
		SCIP_Real	maxrandval,
		unsigned int *	seedp
	)

returns a random real between minrandval and maxrandval

Parameters

minrandval	minimal value to return
maxrandval	maximal value to return
seedp	pointer to seed value

Definition at line 7719 of file misc.c.

References getRand(), SCIP_RAND_MAX, and SCIP_Real.

Referenced by execRelpscost(), handleCycle(), performRandRounding(), SCIPexprgraphSimplify(), SCIPexprtreeSimplify(), and SCIPsetModifiedDefaultSettingsIpopt().