31 строка
476 B
C
31 строка
476 B
C
/* -*- C -*-
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*
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* $HEADER$
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*
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* The most basic of MPI applications
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include "mpi.h"
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int main(int argc, char* argv[])
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{
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int rank, size;
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char *foo=0;
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MPI_Init(&argc, &argv);
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MPI_Comm_rank(MPI_COMM_WORLD, &rank);
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MPI_Comm_size(MPI_COMM_WORLD, &size);
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printf("Hello, World, I am %d of %d\n", rank, size);
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if (1 == rank) {
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sleep(2);
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*foo = 42;
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}
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MPI_Finalize();
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return 0;
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}
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