[unix-history] / usr / man / man3 / rand.3

.TH RAND 3 "UNIX/32V"
.SH NAME
rand, srand \- random number generator
.SH SYNOPSIS
.B srand(seed)
.br
.B int seed;
.PP
.B rand( )
.SH DESCRIPTION
.I Rand
uses a multiplicative congruential
random number generator
with period 2\u\s732\s0\d
to return successive pseudo-random
numbers in the range from 0 to 2\u\s731\s10\d\-1.
.PP
The generator is reinitialized by calling
.I srand
with 1 as argument.
It can be set to a random starting point by calling
.I srand
with whatever you like as argument.
Commit	Line	Data
d2b358fb TL	1	.TH RAND 3 "UNIX/32V"
	2	.SH NAME
	3	rand, srand \- random number generator
	4	.SH SYNOPSIS
	5	.B srand(seed)
	6	.br
	7	.B int seed;
	8	.PP
	9	.B rand( )
	10	.SH DESCRIPTION
	11	.I Rand
	12	uses a multiplicative congruential
	13	random number generator
	14	with period 2\u\s732\s0\d
	15	to return successive pseudo-random
	16	numbers in the range from 0 to 2\u\s731\s10\d\-1.
	17	.PP
	18	The generator is reinitialized by calling
	19	.I srand
	20	with 1 as argument.
	21	It can be set to a random starting point by calling
	22	.I srand
	23	with whatever you like as argument.