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1 #include <omp.h>
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2 #include <stdlib.h>
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3
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4 int
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5 main (void)
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6 {
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7 int i = -1, j = -1;
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8
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9 omp_set_nested (0);
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10 omp_set_dynamic (0);
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11 #pragma omp parallel num_threads (4)
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12 {
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13 #pragma omp single
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14 {
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15 i = omp_get_thread_num () + omp_get_num_threads () * 256;
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16 #pragma omp parallel num_threads (2)
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17 {
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18 #pragma omp single
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19 {
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20 j = omp_get_thread_num () + omp_get_num_threads () * 256;
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21 }
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22 }
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23 }
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24 }
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25 if (i < 4 * 256 || i >= 4 * 256 + 4)
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26 abort ();
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27 if (j != 256 + 0)
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28 abort ();
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29 return 0;
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30 }
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