<html><head><title>MPI_Alltoallw</title>
<body>
<H3>MPI_Alltoallw</H3>
<PRE>
int MPI_Alltoallw(void *, int [], int [], MPI_Datatype [], void *, int [], int [], MPI_Datatype [], MPI_Comm);
</PRE>
<DL><DD>
Sends a distinct message from each task to every task. Messages can have different datatypes, sizes, and displacements.
<P></DL></font></body></html>