wulan

#include <iostream>
#include <iomanip>

using namespace std;

char ambilnilai(int nilai);
float nilai_huruf(char huruf);

typedef struct
{
    int nilai;
    float sks, nip;
    char nmk[20],kode[10];
    char nh;
}kul;
typedef struct
{
    char nim[15], nama[15], kls[1];
    float ipk;
    kul makul[10];
} data;

int main ()
{
    int x,
        y,
        i,
        j,
        jumlah_sks;
    float jumlahnilai;

    cout<<"Masukkan Jumlah Mahasiswa = ";
    cin>>x;
    data mhs[x];
    for (y=0;y<x;y++)
    {   jumlahnilai =0;
        jumlah_sks =0;
        cout<<"Mahasiswa ke-"<<y+1;
        cout<<"\nNama\t= ";cin>>mhs[y].nama;
        cout<<"Kelas\t= ";cin>>mhs[y].kls;
        cout<<"NIM\t= ";cin>>mhs[y].nim;
        cout<<"Masukkan Jumlah Matakuliah = ";cin>>i;
        for (j=0;j<i;j++)
        {
            cin.ignore();
            cout<<j+1<<". Nama Matakuliah = ";cin>>mhs[y].makul[j].nmk;
            cout<<"   Kode Matakuliah = ";cin>>mhs[y].makul[j].kode;
            cout<<"   Nilai = ";cin>>mhs[y].makul[j].nilai;
            mhs[y].makul[j].nh = ambilnilai(mhs[y].makul[j].nilai);
            cout<<"   SKS   =";cin>>mhs[y].makul[j].sks;
            cout<<endl;
            jumlah_sks+=mhs[y].makul[j].sks;
            jumlahnilai+= nilai_huruf(mhs[y].makul[j].nh);
        }
        mhs[y].ipk =jumlahnilai/jumlah_sks;
         cout<<endl;
    }


    //

    cout<<"\nOUTPUT\n";
    for (y=0;y<x;y++)
    {
        cout<<"\nMahasiswa ke-"<<y+1<<" = ";
        cout<<"\nNama\t= "<<mhs[y].nama;
        cout<<"\nNIM\t= "<<mhs[y].nim;
        cout<<"\nKelas\t= "<<mhs[y].kls;

        cout<<endl;
        cout << "\n Kode Makul " << setw(2) << "|" << setw(2) << " Nama Makul " << setw(2) << "|" << setw(2) << " Nilai Angka " << setw(1) << "|" << setw(2) << " Nilai Huruf " << setw (1) << "|" << setw(2) << " SKS " << setw(1) << "|" << endl;
        cout << setfill('=') << setw(63) << "\n" <<setfill(' ');
        cout<<endl;
        for (j=0;j<i;j++)
        {

            cout<<"  "<<mhs[y].makul[j].kode<<setw(6)<<"|"<<setw(6)<<mhs[y].makul[j].nmk<<setw(5)<<"|"<<setw(7)<<mhs[y].makul[j].nilai<<setw(7)<<"|"<<setw(6)<<mhs[y].makul[j].nh<<setw(8)<<"|"<<setw(3)<<mhs[y].makul[j].sks<<setw(3)<<"|"<<endl;


        }

        cout << setfill('=') << setw(63) << "\n" <<setfill(' ');
        cout<<"IPK = "<<setprecision(3)<<mhs[y].ipk;
        cout<<endl;
    }
}

char ambilnilai(int nilai){

    char huruf;

    if(nilai<=100&&nilai>=80)
        huruf='A';
    else
    if(nilai<80&&nilai>=60)
        huruf='B';
    else
    if(nilai<60&&nilai>=40)
        huruf='C';
    else
    if(nilai<40&&nilai>20)
        huruf='D';
    else
        huruf = 'E';

    return huruf;

}

float nilai_huruf(char huruf){

    float nilai;
    if(huruf=='A')
        nilai = 4.0;
    else
    if(huruf=='B')
        nilai = 3.0;
    else
    if(huruf=='C')
        nilai = 2.0;
    else
    if(huruf=='A')
        nilai = 1.0;
    else
        nilai = 0.0;
    return nilai;
};