d. In this program, only one process prints out the lucky number. Why does this happen,...

 

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d. In this program, only one process prints out the "lucky number." Why does this happen, and how can you fix it? [4 pts] #include #include int main(int argc, char **argv) { MPI Init(&argc, &argv); int rank; MPI_Comm_rank (MPI_COMM WORLD, & rank); int lucky_number; if (rank == 0) { } lucky_number = 42; if (rank fucky_number, 1, MPI_INT, 0, MPI_COMM_WORLD); MPI } else { } MPI Recv(&lucky number, 1, MPI INT, 0, 0, MPI_COMM WORLD, MPI_STATUS IGNORE); printf("I am rank %d and the lucky number is: %d ", rank, lucky_number); MPI Finalize(); return 0; } d. In this program, only one process prints out the "lucky number." Why does this happen, and how can you fix it? [4 pts] #include #include int main(int argc, char **argv) { MPI Init(&argc, &argv); int rank; MPI_Comm_rank (MPI_COMM WORLD, & rank); int lucky_number; if (rank == 0) { } lucky_number = 42; if (rank fucky_number, 1, MPI_INT, 0, MPI_COMM_WORLD); MPI } else { } MPI Recv(&lucky number, 1, MPI INT, 0, 0, MPI_COMM WORLD, MPI_STATUS IGNORE); printf("I am rank %d and the lucky number is: %d ", rank, lucky_number); MPI Finalize(); return 0; }