#include stdio.h
#include stdlib.h
int lev=-1,n,val[50],a[50];
void main()
{
int i,j;
clrscr();
printf("Enter howmany numbers");
scanf("%d",&n);
for(i=0;i
{
val[i]=0;
j=i+1;
scanf("%d",&a[j]);
}
visit(0);
getch();
}
visit(int k)
{
int i;
val[k]=++lev;
if(lev==n)
{
for(i=0;i
printf("%2d",a[val[i]]);
printf(" ");
}
for(i=0;i
if(val[i]==0)
visit(i);
lev--;
val[k]=0;
}
History Of C..
In the beginning was Charles Babbage and his Analytical Engine, a machine
he built in 1822 that could be programmed to carry out different computations.
Move forward more than 100 years, where the U.S. government in
1942 used concepts from Babbage’s engine to create the ENIAC, the first
modern computer.
Meanwhile, over at the AT&T Bell Labs, in 1972 Dennis Ritchie was working
with two languages: B (for Bell) and BCPL (Basic Combined Programming
Language). Inspired by Pascal, Mr. Ritchie developed the C programming
language.
My 1st Program...
#include
#include
void main ()
{
clrscr ();
printf ("\n\n\n\n");
printf ("\t\t\t*******I.G.C.T. Computers*******\n");
printf ("\t\t\t********************************\n");
printf ("\t\t\t\"INFO COMPUTERS\"\n");
printf ("\t\t\t********************************");
getch ();
}
Next Step...
#include
#include
void main ()
{
clrscr ();
printf ("\n\n\n\n\n\n\n\n");
printf ("\t\t\t --------------------------- \n\n");
printf ("\t\t\t | IGCT Computers | \n\n");
printf ("\t\t\t | Info Computers | \n\n");
printf ("\t\t\t | 108,Sambhaji Nagar | \n\n");
printf ("\t\t\t | Lokhande Nagar. NGP-22| \n\n");
printf ("\t\t\t | Ph : 9373144662 | \n\n");
printf ("\t\t\t --------------------------- ");
printf ("\t\t\t www.igct.co.cc ");
getch ();
}
Program for adding two number using different data types
#include
#include
void main ()
{
int ia,ib,ic;
unsigned int ua,ub,uc;
long la,lb,lc;
long unsigned lua,lub,luc;
float fa,fb,fc;
double lfa,lfb,lfc;
long double La,Lb,Lc;
clrscr ();
printf ("\n\t\t Program for adding two number using different data types");
printf ("\n\n\n ***Enter two number of Integer type***");
printf ("\n\n Enter first number->");
scanf ("%d",&ia);
printf ("\n\n Enter second number->");
scanf ("%d",&ib);
ic=ia+ib;
printf ("\n\n\t Addition = %d",ic);
printf ("\n\n\n ***Enter two number of Unsigned type***");
printf ("\n\n Enter first number->");
scanf ("%u",&ua);
printf ("\n\n Enter second number->");
scanf ("%u",&ub);
uc=ua+ub;
printf ("\n\n\t Addition = %u",uc);
printf ("\n\n\n ***Enter two number of long type***");
printf ("\n\n Enter first number->");
scanf ("%ld",&la);
printf ("\n\n Enter second number->");
scanf ("%ld",&lb);
lc=la+lb;
printf ("\n\n\t Addition = %ld",lc);
printf ("\n\n\n ***Enter two number of long Unsined type***");
printf ("\n\n Enter first number->");
scanf ("%lu",&lua);
printf ("\n\n Enter second number->");
scanf ("%lu",&lub);
luc=lua+lub;
printf ("\n\n\t Addition = %lu",luc);
printf ("\n\n\n ***Enter two number of Float type***");
printf ("\n\n Enter first number->");
scanf ("%f",&fa);
printf ("\n\n Enter second number->");
scanf ("%f",&fb);
fc=fa+fb;
printf ("\n\n\t Addition = %f",fc);
printf ("\n\n\n ***Enter two number of double type***");
printf ("\n\n Enter first number->");
scanf ("%lf",&lfa);
printf ("\n\n Enter second number->");
scanf ("%lf",&lfb);
lfc=lfa+lfb;
printf ("\n\n\t Addition = %lf",lfc);
printf ("\n\n\n ***Enter two number of long double type***");
printf ("\n\n Enter first number->");
scanf ("%Lf",&La);
printf ("\n\n Enter second number->");
scanf ("%Lf",&Lb);
Lc=La+Lb;
printf ("\n\n\t Addition = %Lf",Lc);
getch ();
}
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