Program Konversi Nilai Ke Huruf dengan C++

Source Code :

#include <iostream.h>

void main()

{

float nilai;

char indeks;

cout<<"Masukkan Nilai Ujian : ";

cin>>nilai;

if(nilai >= 80)

            indeks = 'A';

else

            if((nilai>=70)&&(nilai<=80))

                        indeks = 'B';

            else

                        if((nilai>=55)&&(nilai<70))

                                    indeks = 'C';

                        else

                                    if((nilai>=45)&&(nilai<55))

                                                indeks = 'D';

                                    else

                                                indeks = 'E';

cout<<"Indeks nilai ujian : ";

cout<<indeks;

}