Question
How I fix this source code that make can read everything from txt file /*Yihsiang Cheng LAB 7 Fill Rates*/ #include #include #include #include #define
/*Yihsiang Cheng
LAB 7 Fill Rates*/
#include
#include
#include
#include
#define MAX 100
using namespace std;
void outputHead();
int getdata(ifstream& infile,string crn[],string classname[],int cenrollment[],int maxenrollment[],int waitlist[]);
void output(string crn[],string classname[],int cenrollment[],int maxenrollment[],int waitlist[],double fillrate[],int size);
double calculateAverageFillRate(double fillrate[],int totalCount);
int main()
{
ifstream infile;
string classname[MAX];
string crn[MAX];
int cenrollment[MAX],maxenrollment[MAX],waitlist[MAX];
double fillrate[MAX];
int size,totalCount;
infile.open(\"Lab7FillRates.txt\");
if(infile.fail())
{
cout
}
outputHead();
size=getdata(infile,crn,classname,cenrollment,maxenrollment,waitlist);
output(crn,classname,cenrollment,maxenrollment,waitlist,fillrate,size);
calculateAverageFillRate(fillrate, totalCount);
return 0;
}
/////////////////////////////////////////
void outputHead()
{
ofstream f;
f.open(\"Lab 7 output.txt\");
f
f.close();
cout
}
/////////////////////////////////////////
int getdata(ifstream& infile,string crn[],string classname[],int cenrollment[],int maxenrollment[],int waitlist[])
{
/*
Pre: infile - reference to the datafile
crn[] - array of CRN
classname[] - array of ClassName
cenrollment[] - array of CurrentEnrollment for the class
maxenrollment[] - array of MaxEnrollment for the class
waitlist[] - array of Number of students on waiting list for the class
Post: Fill Rate on CIS department in DE ANZA
Purpose: To input the information from data file
*/
int count = 0;
while ( count
{
infile >> crn[count] >> classname[count] >> cenrollment[count] >> maxenrollment[count] >> waitlist[count];
count++;
}
return count;
}
////////////////////////////////////////////////
double calculateAverageFillRate(double fillrate[],int totalCount)
{
double a=0;
for(int i=0;i
//compute sum of all fill rate
a+=fillrate[i];
//return average
return a/totalCount;
}
////////////////////////////////////////////////
void output(string crn[],string classname[],int cenrollment[],int maxenrollment[],int waitlist[],double fillrate[],int size)
{
/*
Pre: infile - reference to the datafile
crn[] - array of CRN
classname[] - array of ClassName
cenrollment[] - array of CurrentEnrollment for the class
maxenrollment[] - array of MaxEnrollment for the class
waitlist[] - array of Number of students on waiting list for the class
fillrate[] - array of FillRate about the class
size - size of our class
Post: nothing
Purpose: To input the information to screen
*/
ofstream f;
f.open(\"Lab 7 output.txt\",ios::app);
for (int i=0; i
{
f
}
f.close();
for (int i=0; i
{
cout
}
return;
}
this is txt file
00469 CIS D002.-62Z 27 40 0
00471 CIS D003.-02Y 22 40 0
00472 CIS D003.-03Y 14 40 0
02638 CIS D003.-04Y 32 40 0
20371 CIS D003.-62Z 40 40 12
22477 CIS D003.-61Y 8 40 0
22326 CIS D004.-62Y 7 40 0
22333 CIS D004.-62Z 40 40 2
22582 CIS D004.-65Z 23 40 0
21790 CIS D014A-62Z 24 40 0
00479 CIS D018A-62Y 20 40 0
02639 CIS D018A-01Y 40 40 7
21713 CIS D022A-02Y 39 40 0
21714 CIS D022A-03Y 22 40 0
21715 CIS D022A-04Y 31 40 0
21716 CIS D022A-05Y 40 40 2
21717 CIS D022A-61Y 6 40 0
21718 CIS D022A-62Y 7 40 0
22006 CIS D022A-06Y 40 40 10
22027 CIS D022A-63Y 5 40 0
22329 CIS D022A-07Y 40 40 8
22569 CIS D022A-08Y 16 40 0
22584 CIS D022A-09Y 40 40 7
23868 CIS D022A-62Z 35 40 0
21719 CIS D022B-62Z 40 40 15
21720 CIS D022B-02Y 40 40 1
21721 CIS D022B-61Y 25 40 0
22325 CIS D022B-03Y 39 40 3
22583 CIS D022B-04Y 40 40 15
22320 CIS D022C-61Y 35 40 0
22327 CIS D022C-01Y 40 40 15
22855 CIS D022C-02Y 40 40 0
23078 CIS D022C-62Z 40 40 15
23076 CIS D028.-61Y 39 40 0
22958 CIS D029.-61Y 30 40 0
00484 CIS D035A-01Y 26 40 0
00485 CIS D035A-61Y 40 40 5
23382 CIS D035A-62Z 40 40 15
00487 CIS D035B-61Y 28 40 0
22856 CIS D036A-01Y 40 40 15
23412 CIS D036A-61Y 17 40 0
22957 CIS D036B-61Y 34 40 0
23383 CIS D040.-01Y 40 40 8
24578 CIS D040.-61Y 40 40 7
23384 CIS D041A-01Y 33 40 0
24090 CIS D041A-02Y 40 40 15
24666 CIS D041B-02Y 40 40 13
24539 CIS D056.-62Z 33 60 0
24101 CIS D064A-62Z 25 40 0
22859 CIS D064C-62Z 28 40 0
24683 CIS D064F-62Z 27 40 0
00491 CIS D066.-62Z 40 40 0
24920 CIS D074.-62Y 5 40 0
00494 CIS D089A-62Z 31 40 0
00495 CIS D089C-62Z 14 40 0
24684 CIS D095C-55L 8 40 0
24685 CIS D095D-55L 8 40 0
25067 CIS D095E-55L 5 40 0
21723 CIS D098.-62Z 13 40 0
23077 CIS D099.-62Z 26 40 0
24252 CIS D102.-62Z 27 40 0
21722 CIS D108.-62Z 17 60 0
02644 CIS D21JA-01Y 40 40 5
22853 CIS D21JA-02Y 40 40 12
23989 CIS D21JA-62Y 36 40 0
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