Program Total Gaji pada MinGw

# include <stdio.h>
# include <conio.h>
void a();
void b();
int pajak;int z;char e;int k;int gaji;int p;int kerja;
main()
{
char g[200];
printf("Masukan nama:");scanf("%s",&g);
printf("Masukkan Golongan:");scanf("%s",&e);
printf("Masukkan jumlah hari kerja:",k);scanf("%d",&k);


a();
b();
printf("\n\n");
printf("===================================================================\n");
printf("Nama\t :%s\n",g);
printf("Golongan\t :%s\n",&e);
printf("Total Gaji pokok\t :%d\n",gaji);
printf("Bonus\t :Rp.%d\n",kerja);
printf("Pajak\t :%d\n",pajak);
printf("total gaji\t :%d\n",z);
printf("===================================================================\n");

getch();
return 0;
}
void a()
{
if(e=='A')
{
gaji=1000000;
printf("total gaji pokok adalah%d\n",gaji);
}
else if(e=='B')
{
gaji=1500000;
printf("total gaji pokok adalah%d\n",gaji);
}
else if(e=='C')
{
gaji=2000000;
printf("total gaji pokok adalah%d\n",gaji);
}
}
void b()
{
if(k>=25 && k<=30)
{
kerja=300000;
}
if(k>=10 && k<=24)
{
kerja=200000;
}
pajak=gaji+kerja*0.25;
z=(gaji+kerja-pajak);
}