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//program to input an integer array of marks in 5 subjects and calculate percentage #include<iostream.h> #include<conio.h> void main() { int marks[5]; int i,total=0; float percentage; for(i=0;i<5;i++) { cout<<"\nenter marks in subject "<<i+1; cin>>marks[i]; total=total+marks[i]; } cout<<"total number of marks in five subjects are "<<total; percentage=total/5; cout<<"\npercentage of student is "<<percentage; getch(); }