q1.cpp

10 Mpi source examples for begginers

 #define msgTag 10
    struct {
        int   rank;
        char  name[8];
    } s;
#include <stdio.h>
 #include "mpi.h"
 int main(int argc, char* argv[]){
   int ProcNum, ProcRank, RecvRank;
   MPI_Status Status;
   MPI_Init(&argc, &argv);
   MPI_Comm_size(MPI_COMM_WORLD, &ProcNum);
   MPI_Comm_rank(MPI_COMM_WORLD, &ProcRank);
   if ( ProcRank == 0 ){
   // 腻轳蜮