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1 /*
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2 A C-program for MT19937, with initialization improved 2002/1/26.
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3 Coded by Takuji Nishimura and Makoto Matsumoto.
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4
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5 Before using, initialize the state by using init_genrand(seed)
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6 or init_by_array(init_key, key_length).
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7
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8 Copyright (C) 1997 - 2002, Makoto Matsumoto and Takuji Nishimura,
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9 All rights reserved.
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10 Copyright (C) 2005, Mutsuo Saito,
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11 All rights reserved.
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12
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13 Redistribution and use in source and binary forms, with or without
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14 modification, are permitted provided that the following conditions
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15 are met:
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16
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17 1. Redistributions of source code must retain the above copyright
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18 notice, this list of conditions and the following disclaimer.
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19
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20 2. Redistributions in binary form must reproduce the above copyright
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21 notice, this list of conditions and the following disclaimer in the
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22 documentation and/or other materials provided with the distribution.
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23
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24 3. The names of its contributors may not be used to endorse or promote
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25 products derived from this software without specific prior written
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26 permission.
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27
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28 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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29 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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30 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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31 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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32 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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33 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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34 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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35 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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36 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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37 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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38 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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39
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40
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41 Any feedback is very welcome.
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42 http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt.html
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43 email: m-mat @ math.sci.hiroshima-u.ac.jp (remove space)
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44 */
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45
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46 #include <stdio.h>
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47 #include "mt19937ar.h"
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48
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49 int main(void)
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50 {
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51 int i;
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52 unsigned long init[4]={0x123, 0x234, 0x345, 0x456}, length=4;
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53 init_by_array(init, length);
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54 printf("1000 outputs of genrand_int32()\n");
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55 for (i=0; i<1000; i++) {
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56 printf("%10lu ", genrand_int32());
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57 if (i%5==4) printf("\n");
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58 }
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59 printf("\n1000 outputs of genrand_real2()\n");
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60 for (i=0; i<1000; i++) {
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61 printf("%10.8f ", genrand_real2());
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62 if (i%5==4) printf("\n");
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63 }
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64 return 0;
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65 }
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