#include?“stdafx.h“

#define??MT_LEN???4
#define??MT_VL????2
#define??MSK_UP???0xFFFE0000
#define??MSK_DN???0x0001FFFF

#define??MERS_A???0xF4973C15
#define??MERS_B???0x452796A4
#define??MERS_C???0x165F7B46

static?unsigned?int?mt[MT_LEN];
static?unsigned?int?mti?=?0;

static?void?init0（unsigned?int?seed）
{
????unsigned?int?y;
????unsigned?int?i;
????mt[0]?=?seed;

????for（?mti?=?1;?mti?????????mt[mti]?=?（（（mt[mti-1]?^?（mt[mti-1]>>3））<<10）|0x025D）?+?mti;????
????}
????
????for（?i?=?0;?i?????????y?=?（mt[i]?&?MSK_UP）?|?（mt[i+1]?&?MSK_DN）;
????????mt[i]?=?mt[i+MT_VL]?^?（y>>1）?^?（（（y?&?0x01）?==?1）???MERS_A?:?0）;
????}
????for（?;?i?????????y?=?（mt[i]?&?MSK_UP）?|?（mt[i+1]?&?MSK_DN）;
????????mt[i]?=?mt[i+（MT_VL?-?MT_LEN）]?^?（y>>1）?^?（（（y?&?0x01）?==?1）???MERS_A?:?0）;
????}
????y?=?（mt[i]?&?MSK_UP）?|?（mt[0]?&?MSK_DN）;
????mt[i]?=?mt[MT_VL?-?1]?^?（y>>1）?^?（（（y?&?0x01）?==?1）???MERS_A?:?0）;

????mti?=?0;

????return;
}

static?unsigned?int?BRandom（void）
{
????unsigned?int?ret?=?0;
????
????ret?=?mt[mti];
????ret?^=?ret>>13;
????ret?^=?（ret<<7）?&?MERS_B;
????ret?^=?（ret<<15）?&?MERS_C;
????ret?^=?ret>>8;
????mt[mti++]?=?ret?+?1;
????if（?mti?==?MT_LEN?）?{
????????mti?=?0;
????}
????return?ret;
}

int?_tmain（int?argc?_TCHAR*?argv[]）
{
????unsigned?int?i;
????unsigned?int?firstr;
????unsigned?int?t;

????init0（0x33914F8D）;

????firstr?=?BRandom（）;
????printf（“%08X\r\n“?firstr）;
????i?=?1;
????while（1）?{
????????t?=?BRandom（）;
????????if（?t?==?firstr?）?{
????????????break;
????????}
????????i++;
????????printf（“%08X\r\n“?t）;
????}
????printf（“[%lu]\r\n“?i）;
???
	return?0;
}