Exercise 7

#include
#include
#include
#include

void nextscreen();
void nextscreen2();
void box();
void loop();


void main()
{
nextscreen();
nextscreen2();
getche();
}

void loop()
{
for(int i=1;i<=25;i++)
{
gotoxy(29+i,16);textcolor(RED);cprintf("Û");
delay(60);
}
for(int o=1;o<=25;o++)
{
gotoxy(29+o,16);textcolor(YELLOW);cprintf("°");
}
}
void nextscreen2()
{
clrscr();
int a,b,x,y,z,choice;

for(x=1;x<=77;x++)
{
gotoxy(2+x,1);textcolor(YELLOW);cprintf("Í");
gotoxy(2+x,21);textcolor(YELLOW);cprintf("Í");
}
for(y=1;y<=20;y++){
gotoxy(3,1+y);textcolor(YELLOW);cprintf("º");
gotoxy(79,1+y);textcolor(YELLOW);cprintf("º");
}
gotoxy(3,1);textcolor(YELLOW);cprintf("É");
gotoxy(3,21);textcolor(YELLOW);cprintf("È");
gotoxy(79,1);textcolor(YELLOW);cprintf("»");
gotoxy(79,21);textcolor(YELLOW);cprintf("¼");
for(a=1;a<=49;a++)
{
gotoxy(15+a,4);textcolor(CYAN);cprintf("ß");
gotoxy(15+a,17);textcolor(CYAN);cprintf("Ü");
}
for(b=1;b<=14;b++)
{
gotoxy(16,3+b);textcolor(CYAN);cprintf("Þ");
gotoxy(65,3+b);textcolor(CYAN);cprintf("Ý ");
}
gotoxy(35,3);textcolor(GREEN);cprintf("M E N U");
gotoxy(30,6);textcolor(GREEN);cprintf("[1] Addition ");
gotoxy(30,8);textcolor(GREEN);cprintf("[2] Subtraction");
gotoxy(30,10);textcolor(GREEN);cprintf("[3] Multplication");
gotoxy(30,12);textcolor(GREEN);cprintf("[4] Division");
gotoxy(30,14);textcolor(GREEN);cprintf("[5] Exit");
gotoxy(30,15);textcolor(YELLOW);cprintf("Plese make your choice:");
scanf("%d",&choice);
switch(choice){

case 1: float sum=0,x,y;
clrscr();
box();
gotoxy(30,7);textcolor(LIGHTRED);cprintf("Enter 1st number: ");
scanf("%f", &x);
gotoxy(30,8);textcolor(LIGHTRED);cprintf("Enter 2nd number: ");
scanf("%f", &y);
sum=x+y;
gotoxy(30,10);textcolor(YELLOW);cprintf("Sum is %f.", sum);
getche();nextscreen2();
break;

case 2: float dif=0,a,b;
clrscr();
box();
gotoxy(30,7);textcolor(LIGHTRED);cprintf("Enter 1st number: ");
scanf("%f", &a);
gotoxy(30,8);textcolor(LIGHTRED);cprintf("Enter 2nd number: ");
scanf("%f", &b);
dif=a-b;
gotoxy(30,10);textcolor(YELLOW);cprintf("Difference is %f.", dif);
getche();nextscreen2();
break;

case 3: float pro=0,c,d;
clrscr();
box();
gotoxy(30,7);textcolor(LIGHTRED);cprintf("Enter 1st number: ");
scanf("%f", &c);
gotoxy(30,8);textcolor(LIGHTRED);cprintf("Enter 2nd number: ");
scanf("%f", &d);
pro=c*d;
gotoxy(30,10);textcolor(YELLOW);cprintf("Product is %f.", pro);
getche();nextscreen2();
break;
case 4: float quo=0,e,f;
clrscr();
box();
gotoxy(30,7);textcolor(LIGHTRED);cprintf("Enter 1st number: ");
scanf("%f", &e);
gotoxy(30,8);textcolor(LIGHTRED);cprintf("Enter 2nd number: ");
scanf("%f", &f);
quo=e/f;
gotoxy(30,10);textcolor(YELLOW);cprintf("Quotient is %f.", quo);
getche();nextscreen2();
break;

case 5:
exit (0);
break;

default: gotoxy(30,16);textcolor(WHITE);cprintf("Invalid input");
getche();nextscreen2();
}

getche();
}

void nextscreen()
{
clrscr();
int a,b,x,y,z;

for(x=1;x<=77;x++)
{
gotoxy(2+x,1);textcolor(YELLOW);cprintf("Í");
gotoxy(2+x,21);textcolor(YELLOW);cprintf("Í");
}
for(y=1;y<=20;y++){
gotoxy(3,1+y);textcolor(YELLOW);cprintf("º");
gotoxy(79,1+y);textcolor(YELLOW);cprintf("º");
}
gotoxy(3,1);textcolor(YELLOW);cprintf("É");
gotoxy(3,21);textcolor(YELLOW);cprintf("È");
gotoxy(79,1);textcolor(YELLOW);cprintf("»");
gotoxy(79,21);textcolor(YELLOW);cprintf("¼");
for(a=1;a<=49;a++)
{
gotoxy(15+a,4);textcolor(CYAN);cprintf("ß");
gotoxy(15+a,17);textcolor(CYAN);cprintf("Ü");
}
for(b=1;b<=14;b++)
{
gotoxy(16,3+b);textcolor(CYAN);cprintf("Þ");
gotoxy(65,3+b);textcolor(CYAN);cprintf("Ý ");
}
gotoxy(35,3);textcolor(GREEN);cprintf("W E L C O M E");
gotoxy(40,6);textcolor(GREEN);cprintf("T O");
gotoxy(30,8);textcolor(GREEN);cprintf("C S 1 2 1 ");
gotoxy(40,10);textcolor(GREEN);cprintf("P R O G R A M M I N G");
gotoxy(30,12);textcolor(GREEN);cprintf("W O R L D");
for(z=1;z<=25;z++){
gotoxy(29+z,16);textcolor(YELLOW);cprintf("ß");
}
gotoxy(28,15);textcolor(RED);cprintf("LOADING......");
for(int d=1;d<=5;d++)
{
loop();

}
}

void box()
{
clrscr();
int a,b,x,y,z;

for(x=1;x<=77;x++)
{
gotoxy(2+x,1);textcolor(YELLOW);cprintf("Í");
gotoxy(2+x,21);textcolor(YELLOW);cprintf("Í");
}
for(y=1;y<=20;y++){
gotoxy(3,1+y);textcolor(YELLOW);cprintf("º");
gotoxy(79,1+y);textcolor(YELLOW);cprintf("º");
}
gotoxy(3,1);textcolor(CYAN);cprintf("É");
gotoxy(3,21);textcolor(CYAN);cprintf("È");
gotoxy(79,1);textcolor(CYAN);cprintf("»");
gotoxy(79,21);textcolor(CYAN);cprintf("¼");
for(a=1;a<=49;a++)
{
gotoxy(15+a,4);textcolor(CYAN);cprintf("ß");
gotoxy(15+a,17);textcolor(CYAN);cprintf("Ü");
}
for(b=1;b<=14;b++)
{
gotoxy(16,3+b);textcolor(CYAN);cprintf("Þ");
gotoxy(65,3+b);textcolor(CYAN);cprintf("Ý ");
}
}