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antonyajay21

    /*Program to search for a given character*/
#include<iostream.h>
#include<conio.h>
#include<stdio.h>
void main()
{
char sent[100],ch;
int flag=0;
cout<<"Enter any sentence\n";
gets(sent);
cout<<"Enter the character to be searched\n";
ch=getchar();
for(int i=0;sent[i]!='\0';i++)
{
   if(sent[i]==ch)
   flag=1;
   break;
}
if(flag==1)
cout<<"The character "<<ch<<" is present in the sentence";
else
cout<<"The character "<<ch<<" is not present in the sentence";
getch();
}

antonyajay21

    /*Program to print the series 1+2+3.....n*/
#include<iostream.h>
#include<conio.h>
void main()
{
int n;
long int sum=0;
cout<<"1+2+3.....n\n";
cout<<"Enter the value till which you want to calculate the sum of"
    <<"of the series(n)\n";
cin>>n;
for(int i=0;i<=n;++i)
{
   sum=sum+i;
}
cout<<"The sum the the series is "<<sum;
getch();
}

antonyajay21

/*Program to print the series A
                      AB
                      ABC
                      ABCD*/
#include<iostream.h>
#include<conio.h>
void main()
{
char ans='A';
clrscr();
for(int i=1;i<5;++i)
{
   cout<<"\n";
   for(int j=1;j<i;++j)
   {
   ans=ans+1;
   cout<<ans;
   }
}
getch();
}

antonyajay21

#include<iostream.h>
#include<conio.h>
void main()
{
int sales[10];
long total=0,avg=0;
clrscr();
cout<<"Enter the sales for ten days";
for(int i=0;i<10;i++)
{
   cin>>sales[i];
   total=total+sales[i];
   avg=total/10;
}
cout<<total<<"\t"<<avg;
getch();
}

antonyajay21

/*Program to delete a substring*/
#include<iostream.h>
#include<conio.h>
#include<stdio.h>
void main()
{
char str[50];
int p,del,j,len;
clrscr();
cout<<"Enter a sentence\n";
gets(str);
for(len=0;str[len]!='\0';++len);
cout<<"Enter the starting position of the substring\n";
cin>>p;
cout<<"Enter the final position of characters to be deleted";
cin>>del;
for(j=p;j<=del;++j)
{
str[len-1]=str[len-1]-str[j];
}
for(len=0;str[len]!='\0';++len)
cout<<str[len-1];
getch();
}

antonyajay21

    /*Program to print the sum of upper triangle and
               lower triangle in a matrix*/
#include<iostream.h>
#include<conio.h>
void main()
{
int a[3][3],rows,columns,b[3][3],k,l;
clrscr();
for(int i=0;i<3;i++)
{
   cout<<" ";
   for(int j=0;j<3;j++)
   {
   cout<<"Enter the "<<i+1<<" "<<j+1<<" element";
   cin>>a[i][j];
   }
}
for(k=0;k<3;k++)
{
   for(l=0;l<3;l++)
   {
   b[k][l]=0;
   if(k==l)
   {
       b[k][l]+=a[k][l];
       cout<<b[k][l];
   }
   }
}
getch();
}

antonyajay21

#include<iostream.h>
#include<conio.h>
#include<math.h>
void main()
{
int n,x,ans,fact=0,pro;
clrscr();
cout<<"Enter the number till which you want to calculate the cos value";
cin>>n;
cout<<"Enter the value of x";
cin>>x;
for(int j=1;j<=n;j++)
{
   fact=fact*j;
   pro=fact;
}
for(int i=2;i<=n;i+=2)
{
   ans=1-(pow(x,i)/pro);
}
cout<<cos(ans);
getch();
}

antonyajay21

#include<iostream.h>
#include<conio.h>
void main()
{
int fib,n,first,second,third=0;
clrscr()
cout<<"Enter the element till which you want to calculate ";
cout<<"the fibonacci series";
cin>>n;
first=0;
second=1;
for(int i=0;i<n;i++)
{
   third=first+second;
   cout<<third<<" ";
   first=second;
   second=third;
}
getch();
}

antonyajay21

/*Program to print the electric bill*/
#include<iostream.h>
#include<conio.h>
void main()
{
char name[20];
int consump;
clrscr();
cout<<"Enter the name of the person";
cin>>name;
cout<<"\nEnter the amount of units consumed";
cin>>consump;
float amount=(consump>300)?0.6:((consump>100)?0.5:0.4);
amount=(amount*consump)+50;
cout<<"The electric bill for "<<name
<<"is"<<amount;
getch();
}

antonyajay21

#include<iostream.h>
#include<conio.h>
void main()
{
float height;
cout<<"Enter your height in cm";
cin>>height;
float foot=height/12;
int temp=(int)height%12;
float inch=temp/2.54;
cout<<"The height is"<< foot<<"foot and"<< inch<<"inches";
getch();
}

antonyajay21

#include<grahics.h>
#include <stdlib.h>
#include <stdio.h>
#include <conio.h>

int main(void)
{
   /* request auto detection */
   int gdriver = DETECT, gmode, errorcode;
   int xmax, ymax;

   /* initialize graphics and local variables */
   initgraph(&gdriver, &gmode, "");

   /* read result of initialization */
   errorcode = graphresult();
   /* an error occurred */
   if (errorcode != grOk)
   {
      printf("Graphics error: %s\n", grapherrormsg(errorcode));
      printf("Press any key to halt:");
      getch();
      exit(1);
   }

   setcolor(getmaxcolor());
   xmax = getmaxx();
   ymax = getmaxy();

   /* draw a diagonal line */
   line(0, 0, xmax, ymax);

   /* clean up */
   getch();
   closegraph();
   return 0;
}

antonyajay21

        /*Program to multiply two 2*2 matrices*/
#include<iostream.h>
#include<conio.h>
void main()
{
int a[5][5],b[5][5],c[5][5];
clrscr();
cout<<"The first matrix\n";
for(int i=0;i<2;i++)
{
   cout<<"\n";
   for(int j=0;j<2;j++)
   {
   cout<<"Enter the "<<i+1<<"\t"<<j+1<<" element:";
   cin>>a[i][j];
   }
}
cout<<"The second matrix\n";
for(int k=0;k<2;k++)
{
   cout<<endl;
   for(int l=0;l<2;l++)
   {
   cout<<"Enter the "<<k+1<<"\t"<<l+1<<" element:";
   cin>>b[k][l];
   }
}
cout<<"The resultant is ";
for(int m=0;m<2;m++)
{
   for(int n=0;n<2;n++)
   {
   c[m][n]+=a[m][n]*b[n][m];
   cout<<c[m][n]<<"\t";
   }
}
getch();
}

antonyajay21

    /*Program to check if a given word is a
               palindrome*/
#include<iostream.h>
#include<conio.h>
void main()
{
char word[30];
int size=1,flag,space=0;
clrscr();
cout<<"Enter any word";
cin.getline(word,80);
for(int len=0;word[len]!='\0';++len)
{
   ++space;
}
cout<<space;
for(int j=0,k=size;j<k;++j,--k)
{
   if(word[j]==word[k])
   flag=0;
}
if(!flag)
{
   cout<<"It is a palindrome";
}
else
{
   cout<<"It is not a palindrome";
}
getch();
}

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