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long ID;
string year;
float gpa;
float avg;
int counter;
float sum;ifstream infile;
infile.open ("studentinfo.txt");
ofstream outfile;
outfile.open("studenGPA.txt");cout<<"ID - YEAR - GPA" <<endl;
while(!infile.eof())
{
infile>>ID>>year>>gpa;
cout<<ID<<"-"<<year<<"-"<<gpa<<endl;
outfile<<gpa<<endl;
sum+=gpa;
counter++;
}avg = sum/counter;
cout<< " The average is : "<<avg<<endl;
outfile<<"The average is : "<<avg<<endl;infile.close();
outfile.close();
return 0;#include <fstream>
#include <iostream>
using namespace std;
int main()
{
long ID;
string year;
float gpa;
float avg;
int counter;
float sum;
ifstream infile;
infile.open ("studentinfo.txt");
ofstream outfile;
outfile.open("studenGPA.txt");
cout<<"ID - YEAR - GPA" <<endl;
while(!infile.eof())
{
infile>>ID>>year>>gpa;
cout<<ID<<"-"<<year<<"-"<<gpa<<endl;
outfile<<gpa<<endl;
sum+=gpa;
counter++;
}
avg = sum/counter;
cout<< " The average is : "<<avg<<endl;
outfile<<"The average is : "<<avg<<endl;
infile.close();
outfile.close();
return 0;
}
#include <fstream>
#include <iostream>
using namespace std;
int main()
{
long ID1,ID2;
string year1,year2;
float gpa1,gpa2;
float avg;
float sum;
ifstream infile;
infile.open ("studentinfo.txt");
ofstream outfile;
outfile.open("studenGPA.txt");
cout<<"ID - YEAR - GPA" <<endl;
infile>>ID1>>year1>>gpa1;
infile>>ID2>>year2>>gpa2;
cout<<ID1<<"-"<<year1<<"-"<<gpa1<<endl;
cout<<ID2<<"-"<<year2<<"-"<<gpa2<<endl;
outfile<<"Students gpa : " <<endl;
outfile<<gpa1 <<endl;
outfile<<gpa2 <<endl;
sum=gpa1+gpa2;
avg = sum/2;
cout<< " The average is : "<<avg<<endl;
outfile<<"The average is : "<<avg<<endl;
infile.close();
outfile.close();
return 0;
}
if ((fat >0) && (calories > 0))
{
caloriesFromFat = fat * 11 ;
if ( caloriesFromFat > calories )
cout<<" Please make sure you entered right number of calories "<<endl;else
{
cout << "The calories from fat =" << caloriesFromFat << endl ;
percentage = caloriesFromFat / calories ;
cout << "The percentage of calories from fat =" << percentage << "%" << endl ;
if ( percentage < 0.25 )
cout<< " food is low in fat " << endl;
}# include <iostream>
using namespace std;
int main ()
{
double calories , fat , caloriesFromFat , percentage ;
cout << "Please enter the number of calories :" ;
cin >> calories ;
cout << "Please enter the amount of fat in grams :" ;
cin >> fat ;
if ((fat >0) && (calories > 0))
{
caloriesFromFat = fat * 11 ;
if ( caloriesFromFat > calories )
cout<<" Please make sure you entered right number of calories "<<endl;
else
{ cout << "The calories from fat =" << caloriesFromFat << endl ;
percentage = caloriesFromFat / calories ;
cout << "The percentage of calories from fat =" << percentage << "%" << endl ;
if ( percentage < 0.25 )
cout<< " food is low in fat " << endl;
} } else
cout << "Error !! Wrong Input .. " << endl ;
return 0;
}int numberofdigits=0;while(num)
{
num=num/10;
numberofdigits++;
}while(num) while ( num!=0 )num=num/10;
numberofdigits++;int digit;while(num)
{
digit=num%10;
cout<<digit<<" ";
num=num/10;
}digit=num%10;digit=num%10;int num,copynum;
copynum=num;if(numberofdigits>4 || numberofdigits<4)
cout<<" make sure that your number is 4 digits !! "<<endl;#include <iostream>
using namespace std;
int main() {
int num,copynum;
int numberofdigits=0;
cout<<"Enter an integer number of 4 digits "<<endl;
cin>>num;
copynum=num;
while(copynum)
{
copynum=copynum/10;
numberofdigits++;
}
int digit;
if(numberofdigits>4 || numberofdigits<4)
cout<<" make sure that your number is 4 digits !! "<<endl;
else
while(num)
{
digit=num%10;
cout<<digit<<" ";
num=num/10;
}
cout<<endl;
return 0;
}
السلام عليكم أختي الي أنتي طالبه حله أنتو للحين ما أخذتونه لان في اللاب منول الي أنتي رافعتنه فيه فنكشن أوفرلودنق و هذا مال 104 حتى الي يدرسون 104 حاليا ما وصلوا له ، ثاني شي الأري انتي ما وصلتي له هذا اخرر جبتر في 103 ، أما بالنسبة للسترنغ بعض الأشياء أختونهم و البعض في 104 أتأكدي أختي من محتوى الللاب منول لأن هذا لجامعة ثانية