C 在没有输出的情况下运行程序

我正在做mpi作业

我的程序是让用户输入数据列表，我们计算程序在数据库（.csv）中搜索数据所需的时间

我编写的顺序程序运行良好。它可以允许用户输入，然后在csv文件中搜索用户输入，并返回所需的时间

但是当我将mpi应用到程序中时，它可以使用mpicc进行编译。当我用mpirun运行程序时，它什么也不显示。有人能帮我看看发生了什么事吗？ 这是.csv文件中的示例数据

===================================================

#include "mpi.h" 
#include <stdio.h> 
#include <stdlib.h>
#include <string.h>     //for string operations : strcpy & strtok
#include <time.h> 

int main( int argc, char *argv[] ) 
{ 

int n, myid, numprocs; 
MPI_Init(&argc,&argv); 
MPI_Comm_size(MPI_COMM_WORLD,&numprocs); 
MPI_Comm_rank(MPI_COMM_WORLD,&myid); 

struct
{
    char managerID[50];
    char yearID[50];
    char teamID[10];
    char lgID[3];
    char inseason[7];
    char G[50];
    char W[50];
    char L[10];
    char rank[3];
    char plyrMgr[7];
}Managers[5000];

time_t start, end;      //variable used for compute time.

//double diff;
int choice;

int dataSize=0;
FILE *fp;
char buf[99999];        //max total array size
int i = 0, j;
fp=fopen("Managers.csv","r");

//ignore the commna delimiters, copy the value into each field's arrays.
 while( fgets(buf,sizeof(buf),fp) != NULL)
{
    strcpy(Managers[i].managerID, strtok(buf,","));
    strcpy(Managers[i].yearID, strtok(NULL,","));
    strcpy(Managers[i].teamID, strtok(NULL,","));
    strcpy(Managers[i].lgID, strtok(NULL,","));
    strcpy(Managers[i].inseason, strtok(NULL,","));
    strcpy(Managers[i].G, strtok(NULL,","));
    strcpy(Managers[i].W, strtok(NULL,","));
    strcpy(Managers[i].L, strtok(NULL,","));
    strcpy(Managers[i].rank, strtok(NULL,","));
    strcpy(Managers[i].plyrMgr, strtok(NULL,","));
    ++i;        //increment array
    dataSize++;     //counter for data size
}

char *s;
char str[5];
if(myid ==0){
    printf("\n\n Please input the data to be retrieved\n");
    printf(" Note : No space is allowed...\n");
    printf(" Sample Query : abc,123,def,321\n");
    printf(" Input =>");
    scanf ("%s", str);
}
MPI_Bcast(str, 1, MPI_CHAR, 0, MPI_COMM_WORLD); // broadcast the information out

 start = clock(); // start the time


s = strtok (str, ",");
printf("\n");

//print header field
printf(" ManagerID");
printf("       YearID");
printf("      TeamID");
printf("      LgID");
printf("      InSeason");
printf("    Game");
printf("        Win");
printf("       Lose");
printf("        Rank");
printf("     PlyrMgr\n\n");

//print all the data
 while (s != NULL)
{
    int k;

    for (k =1; k<=dataSize; k++)
    {
        if(strcmp(s,Managers[k].managerID) == 0)
        {
            printf(" %10s",Managers[k].managerID);
            printf(" %10s",Managers[k].yearID);
            printf(" %10s",Managers[k].teamID);
            printf(" %10s",Managers[k].lgID);
            printf(" %10s",Managers[k].inseason);
            printf(" %10s",Managers[k].G);
            printf(" %10s",Managers[k].W);
            printf(" %10s",Managers[k].L);
            printf(" %10s",Managers[k].rank);
            printf(" %10s",Managers[k].plyrMgr);
        }
    }
    printf("\n");
    s = strtok (NULL, ",");
}

end = clock(); // end time
double diff = (((double)end - (double)start)/1000000.0F) * 1000;

if(myid==0){

    printf(" Time Taken : %.5f seconds \n", diff);
}


MPI_Finalize(); 

}

managerID，yearID，teamID，lgID，inseason，G，W，L，rank，plyrMgr

wrighha01m，1871，BS1，NA，1,31,20,10,3，Y

woodji01m，1871，CH1，NA，1,28,19,9,2，Y

巴伯奇01M，1871，CL1，NA，1,29,10,19,8，Y

=======================================

#include "mpi.h" 
#include <stdio.h> 
#include <stdlib.h>
#include <string.h>     //for string operations : strcpy & strtok
#include <time.h> 

int main( int argc, char *argv[] ) 
{ 

int n, myid, numprocs; 
MPI_Init(&argc,&argv); 
MPI_Comm_size(MPI_COMM_WORLD,&numprocs); 
MPI_Comm_rank(MPI_COMM_WORLD,&myid); 

struct
{
    char managerID[50];
    char yearID[50];
    char teamID[10];
    char lgID[3];
    char inseason[7];
    char G[50];
    char W[50];
    char L[10];
    char rank[3];
    char plyrMgr[7];
}Managers[5000];

time_t start, end;      //variable used for compute time.

//double diff;
int choice;

int dataSize=0;
FILE *fp;
char buf[99999];        //max total array size
int i = 0, j;
fp=fopen("Managers.csv","r");

//ignore the commna delimiters, copy the value into each field's arrays.
 while( fgets(buf,sizeof(buf),fp) != NULL)
{
    strcpy(Managers[i].managerID, strtok(buf,","));
    strcpy(Managers[i].yearID, strtok(NULL,","));
    strcpy(Managers[i].teamID, strtok(NULL,","));
    strcpy(Managers[i].lgID, strtok(NULL,","));
    strcpy(Managers[i].inseason, strtok(NULL,","));
    strcpy(Managers[i].G, strtok(NULL,","));
    strcpy(Managers[i].W, strtok(NULL,","));
    strcpy(Managers[i].L, strtok(NULL,","));
    strcpy(Managers[i].rank, strtok(NULL,","));
    strcpy(Managers[i].plyrMgr, strtok(NULL,","));
    ++i;        //increment array
    dataSize++;     //counter for data size
}

char *s;
char str[5];
if(myid ==0){
    printf("\n\n Please input the data to be retrieved\n");
    printf(" Note : No space is allowed...\n");
    printf(" Sample Query : abc,123,def,321\n");
    printf(" Input =>");
    scanf ("%s", str);
}
MPI_Bcast(str, 1, MPI_CHAR, 0, MPI_COMM_WORLD); // broadcast the information out

 start = clock(); // start the time


s = strtok (str, ",");
printf("\n");

//print header field
printf(" ManagerID");
printf("       YearID");
printf("      TeamID");
printf("      LgID");
printf("      InSeason");
printf("    Game");
printf("        Win");
printf("       Lose");
printf("        Rank");
printf("     PlyrMgr\n\n");

//print all the data
 while (s != NULL)
{
    int k;

    for (k =1; k<=dataSize; k++)
    {
        if(strcmp(s,Managers[k].managerID) == 0)
        {
            printf(" %10s",Managers[k].managerID);
            printf(" %10s",Managers[k].yearID);
            printf(" %10s",Managers[k].teamID);
            printf(" %10s",Managers[k].lgID);
            printf(" %10s",Managers[k].inseason);
            printf(" %10s",Managers[k].G);
            printf(" %10s",Managers[k].W);
            printf(" %10s",Managers[k].L);
            printf(" %10s",Managers[k].rank);
            printf(" %10s",Managers[k].plyrMgr);
        }
    }
    printf("\n");
    s = strtok (NULL, ",");
}

end = clock(); // end time
double diff = (((double)end - (double)start)/1000000.0F) * 1000;

if(myid==0){

    printf(" Time Taken : %.5f seconds \n", diff);
}


MPI_Finalize(); 

}

我的代码

=============================================

#include "mpi.h" 
#include <stdio.h> 
#include <stdlib.h>
#include <string.h>     //for string operations : strcpy & strtok
#include <time.h> 

int main( int argc, char *argv[] ) 
{ 

int n, myid, numprocs; 
MPI_Init(&argc,&argv); 
MPI_Comm_size(MPI_COMM_WORLD,&numprocs); 
MPI_Comm_rank(MPI_COMM_WORLD,&myid); 

struct
{
    char managerID[50];
    char yearID[50];
    char teamID[10];
    char lgID[3];
    char inseason[7];
    char G[50];
    char W[50];
    char L[10];
    char rank[3];
    char plyrMgr[7];
}Managers[5000];

time_t start, end;      //variable used for compute time.

//double diff;
int choice;

int dataSize=0;
FILE *fp;
char buf[99999];        //max total array size
int i = 0, j;
fp=fopen("Managers.csv","r");

//ignore the commna delimiters, copy the value into each field's arrays.
 while( fgets(buf,sizeof(buf),fp) != NULL)
{
    strcpy(Managers[i].managerID, strtok(buf,","));
    strcpy(Managers[i].yearID, strtok(NULL,","));
    strcpy(Managers[i].teamID, strtok(NULL,","));
    strcpy(Managers[i].lgID, strtok(NULL,","));
    strcpy(Managers[i].inseason, strtok(NULL,","));
    strcpy(Managers[i].G, strtok(NULL,","));
    strcpy(Managers[i].W, strtok(NULL,","));
    strcpy(Managers[i].L, strtok(NULL,","));
    strcpy(Managers[i].rank, strtok(NULL,","));
    strcpy(Managers[i].plyrMgr, strtok(NULL,","));
    ++i;        //increment array
    dataSize++;     //counter for data size
}

char *s;
char str[5];
if(myid ==0){
    printf("\n\n Please input the data to be retrieved\n");
    printf(" Note : No space is allowed...\n");
    printf(" Sample Query : abc,123,def,321\n");
    printf(" Input =>");
    scanf ("%s", str);
}
MPI_Bcast(str, 1, MPI_CHAR, 0, MPI_COMM_WORLD); // broadcast the information out

 start = clock(); // start the time


s = strtok (str, ",");
printf("\n");

//print header field
printf(" ManagerID");
printf("       YearID");
printf("      TeamID");
printf("      LgID");
printf("      InSeason");
printf("    Game");
printf("        Win");
printf("       Lose");
printf("        Rank");
printf("     PlyrMgr\n\n");

//print all the data
 while (s != NULL)
{
    int k;

    for (k =1; k<=dataSize; k++)
    {
        if(strcmp(s,Managers[k].managerID) == 0)
        {
            printf(" %10s",Managers[k].managerID);
            printf(" %10s",Managers[k].yearID);
            printf(" %10s",Managers[k].teamID);
            printf(" %10s",Managers[k].lgID);
            printf(" %10s",Managers[k].inseason);
            printf(" %10s",Managers[k].G);
            printf(" %10s",Managers[k].W);
            printf(" %10s",Managers[k].L);
            printf(" %10s",Managers[k].rank);
            printf(" %10s",Managers[k].plyrMgr);
        }
    }
    printf("\n");
    s = strtok (NULL, ",");
}

end = clock(); // end time
double diff = (((double)end - (double)start)/1000000.0F) * 1000;

if(myid==0){

    printf(" Time Taken : %.5f seconds \n", diff);
}


MPI_Finalize(); 

}

#包括“mpi.h”
#包括
#包括
#包含//用于字符串操作：strcpy和strtok
#包括
int main（int argc，char*argv[]）
{ 
int n，myid，numprocs；
MPI_Init（&argc，&argv）；
MPI通信大小（MPI通信世界和numprocs）；
MPI通信等级（MPI通信世界和myid）；
结构
{
char-managerID[50]；
char yearID[50]；
char-teamID[10]；
char-lgID[3]；
char-inseason[7]；
charg[50]；
charw[50]；
charl[10]；
字符秩[3]；
char plyrMgr[7]；
}经理[5000]；
time\u t start，end；//用于计算时间的变量。
//双差；
智力选择；
int-dataSize=0；
文件*fp；
char buf[99999]；//最大总数组大小
int i=0，j；
fp=fopen（“Managers.csv”、“r”）；
//忽略逗号分隔符，将值复制到每个字段的数组中。
while（fgets（buf，sizeof（buf），fp）！=NULL）
{
strcpy（Managers[i].managerID，strtok（buf，“，”）；
strcpy（Managers[i].yearID，strtok（NULL，“，”）；
strcpy（Managers[i].teamID，strtok（NULL，“，”）；
strcpy（Managers[i].lgID，strtok（NULL，“，”）；
strcpy（Managers[i].inseason，strtok（NULL，“，”）；
strcpy（Managers[i].G，strtok（NULL，，”）；
strcpy（Managers[i].W，strtok（NULL，“，”）；
strcpy（Managers[i].L，strtok（NULL，“，”）；
strcpy（Managers[i].rank，strtok（NULL，，”）；
strcpy（Managers[i].plyrMgr，strtok（NULL，“，”）；
++i、 //增量数组
dataSize++；//数据大小计数器
}
char*s；
char-str[5]；
如果（myid==0）{
printf（“\n\n请输入要检索的数据\n”）；
printf（“注意：不允许有空格…\n”）；
printf（“示例查询：abc，123，def，321\n”）；
printf（“输入=>”；
scanf（“%s”，str）；
}
MPI_Bcast（str，1，MPI_CHAR，0，MPI_COMM_WORLD）；//广播信息
start=clock（）；//开始计时
s=strtok（str，“，”）；
printf（“\n”）；
//打印标题字段
printf（“ManagerID”）；
printf（“YearID”）；
printf（“团队ID”）；
printf（“LgID”）；
printf（“InSeason”）；
printf（“游戏”）；
printf（“赢”）；
printf（“丢失”）；
printf（“秩”）；
printf（“PlyrMgr\n\n”）；
//打印所有数据
while（s！=NULL）
{
int k；
对于（k=1；kHow）您在运行什么？您在群集上运行此应用程序吗？单台pc？