mirror of
https://github.com/triqs/dft_tools
synced 2024-11-02 04:03:49 +01:00
31 lines
450 B
C++
31 lines
450 B
C++
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#include <triqs/arrays.hpp>
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#include <triqs/mpi.hpp>
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#include <iostream>
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using namespace triqs;
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using namespace triqs::arrays;
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using namespace triqs::mpi;
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int main(int argc, char *argv[]) {
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mpi::environment env(argc, argv);
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mpi::communicator world;
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int a = 5;
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broadcast(a);
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reduce_in_place(a);
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array<int, 2> A(2,10); A()=1;
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std::cout<<A<<std::endl;
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scatter(A);
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A += world.rank();
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gather(A);
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std::cout<<A<<std::endl;
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return 0;
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}
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