#include?
#include?
#include?
#include?“mpi.h“

#define?M_OK?1;
#define?MAX_MATRIX_SIZE?200;
#define?M_ERR?0;

/*Show?the?usage*/
void?usage（char?*?program）
{
????????printf（“Usage?%s?a?b?c\n“?program）;
????????printf（“The?size?of?the?first?matrix?is?a?rows?b?columns\n“）;
????????printf（“The?size?of?the?second?matrix?is?b?rows?c?columns\n“）;
}

/*Create?a?matrix?which?has?$row?rows?$col?columns?and?fill?it*/
double?**?create_matrix（int?row?int?col?char?flag）
{
????????int?ij;
????????double?**?new_matrix?=?（double?**）malloc（row?*?sizeof（double*））;
????????srand（（unsigned?int）time（NULL））;
????????for（i?=?0;?i?????????{
????????????????new_matrix[i]?=?（double?*?）malloc（col?*?sizeof（double））;
????????????????if（flag?!=?‘n‘）
????????????????{
????????????????????????for（j?=?0;?j?????????????????????????????????new_matrix[i][j]?=?（double）（rand（）?%?10）;
????????????????}
????????????????else
????????????????{
????????????????????????for（j?=?0;?j?????????????????????????????????new_matrix[i][j]?=?0.00;
????????????????}
????????}
????????return?new_matrix;
}

/*Free?the?matirx*/
int?free_matrix（double?**?matrix?int?row?int?col）
{
????????int?i;
????????for（i?=?0;?i?????????????????free（matrix[i]）;
????????free（matrix）;
????????return?M_OK;
}

/*Print?a?matrix?with?$row?rows?$col?columns*/
void?show_matrix（double?**?matrix?int?row?int?col）
{
????????int?ij;

????????for（i?=?0;?i?????????????????printf（“=======“）;
????????printf（“\n“）;

????????for（i?=?0;?i?????????{
????????????????for（j?=?0;?j?????????????????{
????????????????????????printf（“%2.2f?“?matrix[i][j]）;
????????????????}
????????????????printf（“\n“）;
????????}
????????for（i?=?0;?i?????????????????printf（“=======“）;
????????printf（“\n“）;
}

double?**?matrix_multi（double?**?first_m?double?**?second_m?int?a?int?b?int?c）
{
????????int?i?j?k;
????????double?res_tmp;
????????double?**?matrix_res_part?=?create_matrix（a?c?‘n‘）;
????????for（i?=?0;?i?????????{
????????????????for（j?=?0;?j?????????????????{
????????????????????????res_tmp?=?0.00;
????????????????????????for（k?=?0;?k?????????????????????????????????res_tmp?+=?first_m[i][k]?*?second_m[k][j];

????????????????????????matrix_res_part[i][j]?=?res_tmp;
????????????????}
????????}
????????return?matrix_res_part;
}

int?main（int?argc?char?*?argv[]）
{
????????/*[axb]*[bxc]=[axc]?matrix_size[0]?=?a?matrix_size[1]?=?b?matrix_size[2]?=?c*/
????????long?matrix_size[3];
????????double?**?matrix_1st?=?NULL;
????????double?**?matrix_2nd?=?NULL;
????????double?**?matrix_res?=?NULL;
????????int?i?j;

????????/*MPICH?related*/
????????int?myid?rank?numprocs;
????????char?processor_name[MPI_MAX_PROCESSOR_NAME];
????????double?*?tmp_buf_dis?=?NULL;
????????double?*?tmp

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件?????489984??2009-12-25?13:41??matrix_plus\Debug\matrix_plus.exe

?????文件????1100344??2009-12-25?13:41??matrix_plus\Debug\matrix_plus.ilk

?????文件????2214912??2009-12-25?13:41??matrix_plus\Debug\matrix_plus.pdb

?????文件???????4868??2009-12-25?13:41??matrix_plus\matrix_plus\Debug\BuildLog.htm

?????文件????????406??2009-12-25?13:14??matrix_plus\matrix_plus\Debug\matrix_plus.exe.embed.manifest

?????文件????????472??2009-12-25?13:14??matrix_plus\matrix_plus\Debug\matrix_plus.exe.embed.manifest.res

?????文件????????381??2009-12-25?13:41??matrix_plus\matrix_plus\Debug\matrix_plus.exe.intermediate.manifest

?????文件??????18935??2009-12-25?13:41??matrix_plus\matrix_plus\Debug\matrix_plus.obj

?????文件?????????69??2009-12-25?13:41??matrix_plus\matrix_plus\Debug\mt.dep

?????文件??????60416??2009-12-25?13:41??matrix_plus\matrix_plus\Debug\vc90.idb

?????文件??????69632??2009-12-25?13:41??matrix_plus\matrix_plus\Debug\vc90.pdb

?????文件???????9925??2009-12-25?13:42??matrix_plus\matrix_plus\matrix_plus.cpp

?????文件???????4376??2009-12-25?13:18??matrix_plus\matrix_plus\matrix_plus.vcproj

?????文件???????1421??2009-12-27?13:56??matrix_plus\matrix_plus\matrix_plus.vcproj.WENSHASHA.shasha.user

?????文件?????756736??2009-12-27?13:56??matrix_plus\matrix_plus.ncb

?????文件????????899??2009-12-24?15:17??matrix_plus\matrix_plus.sln

????..A..H.?????11264??2009-12-27?13:56??matrix_plus\matrix_plus.suo

?????目錄??????????0??2009-12-27?13:57??matrix_plus\matrix_plus\Debug

?????目錄??????????0??2009-12-27?13:57??matrix_plus\Debug

?????目錄??????????0??2009-12-27?13:57??matrix_plus\matrix_plus

?????目錄??????????0??2009-12-27?13:57??matrix_plus

-----------?---------??----------?-----??----

??????????????4745040????????????????????21