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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <mpi.h>
  4.  
  5. int main(int argc, char* argv[]) {
  6.     int rank, size;
  7.  
  8.  
  9.     MPI_Init(&argc, &argv);
  10.     MPI_Comm_rank(MPI_COMM_WORLD, &rank);
  11.     MPI_Comm_size(MPI_COMM_WORLD, &size);
  12.  
  13.     char mission[20];
  14.     char date[20];
  15.     MPI_Status status;
  16.  
  17.     if (rank == 0) {  
  18.  
  19.         strcpy_s(mission, "Chandrayaan 3");
  20.         strcpy_s(date, "23-August-2023");
  21.  
  22.         printf("Process 0 (ISRO) sending mission name: %s\n", mission);
  23.  
  24.         MPI_Send(mission, strlen(mission) + 1, MPI_CHAR, 1, 0, MPI_COMM_WORLD);
  25.  
  26.         printf("Process 0 (ISRO) sending landing date: %s\n", date);
  27.  
  28.         MPI_Send(date, strlen(date) + 1, MPI_CHAR, 1, 1, MPI_COMM_WORLD);
  29.  
  30.         printf("Process 0 (ISRO): All data sent to Moon successfully!\n");
  31.     }
  32.     else if (rank == 1) {  
  33.  
  34.         MPI_Recv(mission, 20, MPI_CHAR, 0, 0, MPI_COMM_WORLD, &status);
  35.         printf("Process 1 (Moon) received mission name: %s\n", mission);
  36.  
  37.  
  38.         MPI_Recv(date, 20, MPI_CHAR, 0, 1, MPI_COMM_WORLD, &status);
  39.         printf("Process 1 (Moon) received landing date: %s\n", date);
  40.  
  41.         printf("Process 1 (Moon): Successful landing confirmed!\n");
  42.     }
  43.  
  44.  
  45.     MPI_Finalize();
  46.     return 0;
  47. }
Success #stdin #stdout #stderr 0.31s 40680KB
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Standard input is empty
stdout
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Standard output is empty
stderr
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Error: unexpected symbol in "int main"
Execution halted
https://ideone.com/ADF7jE
language:
R (R 3.5.2)
created:
2 days ago
visibility:
public

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