DISEÑO FACTURA (COMPLETO)

1.- Dado 4 productos sacar el subtotal, iva y el descuento si el subtotal es mayor a 100 caso contrario no hay descuento

#include<conio.h>

#include<stdio.h>

void main(){

clrscr();

int c,f,cantid,s,n;

float preci,total1,total2,total3,total4,subtot,iva,apagar,descuento,valordescuento;

char detall;

do

{

clrscr();

for (c=13;c<=66;c++)

  {

  gotoxy(c,3);printf("─");

  gotoxy(c,1);printf("─");

  gotoxy(c,13);printf("─");

  }

for (c=52;c<=66;c++)

  {

  gotoxy(c,16);printf("─");

  gotoxy(c,19);printf("─");

  gotoxy(c,22);printf("─");

  gotoxy(c,24);printf("─");

  }

  for (f=1;f<=13;f++)

    {

    gotoxy(13,f);printf("│");

    gotoxy(24,f);printf("│”);

    gotoxy(42,f);printf("│");

    }

    for (f=1;f<=24;f++)

      {

      gotoxy(52,f);printf("│");

      gotoxy(66,f);printf("│");

      }

  gotoxy(13,1);printf("┌");

  gotoxy(24,1);printf("┬");

  gotoxy(42,1);printf("┬");

  gotoxy(52,1);printf("┬");

  gotoxy(66,1);printf("┐");

  gotoxy(13,3);printf("├");

  gotoxy(24,3);printf("┼");

  gotoxy(42,3);printf("┼");

  gotoxy(52,3);printf("┼");

  gotoxy(66,3);printf("┤");

  gotoxy(13,13);printf("└");

  gotoxy(24,13);printf("┴");

  gotoxy(42,13);printf("┴");

  gotoxy(52,13);printf("┼");

  gotoxy(66,13);printf("┤");

  gotoxy(52,16);printf("├");

  gotoxy(66,16);printf("┤");

  gotoxy(52,19);printf("├");

  gotoxy(66,19);printf("┤");

  gotoxy(52,22);printf("├");

  gotoxy(66,22);printf("┤");

  gotoxy(52,24);printf("└");

  gotoxy(66,24);printf("┘");

  gotoxy(15,2);printf("cantidad");

  gotoxy(29,2);printf("detalle");

  gotoxy(44,2);printf("precio");

  gotoxy(57,2);printf("total");

  gotoxy(44,14);printf("subtotal");

  gotoxy(41,17);printf("descuento");

  gotoxy(43,20);printf("iva(12%)");

  gotoxy(43,23);printf("a pagar");

gotoxy(16,4);scanf("%d",&cantid);

gotoxy(27,4);scanf("%s",&detall);

gotoxy(43,4);printf("$");

gotoxy(44,4);scanf("%f",&preci);

total1=(cantid*preci);

gotoxy(54,4);printf("$");

gotoxy(55,4);printf("%f",total1);

gotoxy(16,6);scanf("%d",&cantid);

gotoxy(27,6);scanf("%s",&detall);

gotoxy(43,6);printf("$");

gotoxy(44,6);scanf("%f",&preci);

total2=(cantid*preci);

gotoxy(54,6);printf("$");

gotoxy(55,6);printf("%f",total2);

gotoxy(16,8);scanf("%d",&cantid);

gotoxy(27,8);scanf("%s",&detall);

gotoxy(43,8);printf("$");

gotoxy(44,8);scanf("%f",&preci);

total3=(cantid*preci);

gotoxy(54,8);printf("$");

gotoxy(55,8);printf("%f",total3);

gotoxy(16,10);scanf("%d",&cantid);

gotoxy(27,10);scanf("%s",&detall);

gotoxy(43,10);printf("$");

gotoxy(44,10);scanf("%f",&preci);

total4=(cantid*preci);

gotoxy(54,10);printf("$");

gotoxy(55,10);printf("%f",total4);

subtot=(total1+total2+total3+total4);

gotoxy(54,14);printf("$");

gotoxy(55,14);printf("%f",subtot);

if(subtot>=100)

{

gotoxy(56,17);printf("3%");

descuento=(subtot*3)/100;

valordescuento=subtot-descuento;

iva=(valordescuento*12)/100;

gotoxy(54,20);printf("$");

gotoxy(55,20);printf("%f",iva);

apagar=valordescuento+iva;

}

else

{

gotoxy(56,17);printf("0%");

iva=(subtot*12)/100;

gotoxy(54,20);printf("$");

gotoxy(55,20);printf("%f",iva);

apagar=subtot+iva;

}

gotoxy(54,23);printf("$");

gotoxy(55,23);printf("%f",apagar);

getch();

clrscr();

printf("DESEAS REALIZAR OTRA FACTURA (1=si,2=no): ");

scanf("%d",&n);

switch(n)

{

case 1:

break;

case 2:

break;

}

}while(n!=2);

}