Examples of Basic programs in Data Structure Lab 1 ~ Programming Exercises

Example No :01

Make a Menu using switch cases that consist of following functions,all the function are selected by user choices?

Write a Program to enter three integers and output the smallest integer using IF.
Write a Program to enter 10 integers in a single-dimension array and then print out the array in ascending order.
Write a Program to enter a sentence and output the number of uppercase & lowercase consonants in sentence.
Write a Program to convert temperatures from Celsius to Fahrenheit and vice verse.
Write a Program to find the roots of a quadratic equation.
Write a Program to count the number of words and characters in a sentence.
Write a Program to enter an integer and output its 15 multiples.
Write a Program to enter three integers and output the biggest integer using IF.
Write a Program to enter two integers and print the quotient and remainder.
Write a program to convert days into years and weeks.

Source Code

#include<iostream>
#include<conio.h>
using namespace std;
class task
{
private:
 int a,b,c,smallest;
 int array[10],asc;
 float fahren,cel;
 double a1,a2,a3,x,y,d;
public:

 void small()
 {
  system("CLS");
  cout<<"\nPlease Enter The Three Integers:"<<endl;
  cin>>a>>b>>c;
  smallest=a;
  if(b<smallest)
  smallest=b;
  if(c<smallest)
  smallest=c;
  cout<<"The smallest integer out of the 3 integers you typed is: "<<smallest<<endl;
  getche();
 }

 void ascending()
 {
  system("CLS");
  for(int x=0;x<10;x++)
  {
  cout << "Enter Integer No. " << x+1 << " : ";
  cin>>array[x];
  }
   for (int x=0;x<10;x++)
   {
    for(int y=0;y<9;y++)
    {
    if(array[y]>array[y+1])
    {
    asc=array[y];
    array[y]=array[y+1];
    array[y+1]=asc;
    }
    }
   }
  cout << "Array in ascending order is : ";
  for (int x=0;x<10;x++)
  cout << endl << array[x]<<endl;
  getche();} 
 void fahrenheit()
 {      system("CLS");
  cout<<"Please Enter The Temperature In Celcius: ";
  cin>>cel;
  fahren=((9.0/5.0) * cel) + 32.0;
  cout<<"The Converted Temperature In Fahrenheit Is: "<<fahren<<endl;
  getche();
 }

 void celcius()
 {
  system("CLS");
  cout<<"Please Enter The Temperature In Fahrenheit: ";
  cin>>fahren;
  cel=((fahren-32)*5)/9;
  cout<<"The Converted Temperature In Fahrenheit Is: "<<cel<<endl;
  getche();
 }

 void sqaureroot()
 {
  system("CLS");
  cout<<"\nPlease Enter The a, b, c of The Quadratic Equation."<<endl;
  cout<<"\na: ";
  cin>>a1;
  cout<<"\nb: ";
  cin>>a2;
  cout<<"\nc: ";
  cin>>a3;
  d = sqrt(a2 * a2 - 4 * a1 * a3);
  if(d>0)
  {
        x = (-a2 + d) / 2 * a1;
        y = (-a2 - d) / 2 * a1;
  cout<<"\nX1: "<<x<<"\n\nY1: "<<y<<endl;
  }

  else if(d==0)
  {
   
   cout<<"\nThe Roots Are Repeated Roots"<<endl;
   x = -a2 / 2 * a1;
   cout<<x<<endl;
  }

  else
  {
   cout<<"\nThe Roots Are Imaginary"<<endl;
   cout<<"\n-----------------------"<<endl;
  }
  getche();
 }

 int count()
 {
  system("CLS");
  int chara=0;
  int word=1;

  cout<<"\nEnter The Sentence: "<<endl;
  int ch='a';
  while (ch!='\n')
  {
   ch=getchar();
   if(ch==' ')
    word++;
   else
    chara++;
  }
  cout<<"\nTotal Word Are: "<<word<<endl;
  cout<<"\nTotal Characters Are: "<<chara-1<<endl;
  return 0;
  getche();
 }

 int multiples()
 {
  system("CLS");
  int x;
  cout <<"\nEnter A Number: ";
  cin>>x;
  cout << "\nThe first 15 multiples of " << x << " are : ";
  for(int y=1;y<16;y++)
  {
  cout << "\n" << x << "x" << y << "=" << x*y<<endl;
  }
  return 0;
  getche();
 }

 void largest()
 {
  system("CLS");
  int value1, value2, value3;
  cout<<"\nEnter first Number: ";
  cin>>value1;
  cout<<"\nEnter second Number: ";
  cin>>value2;
  cout<<"\nEnter third Number: ";
  cin>>value3;

  if (value1>value2 && value1>value3)
  {
  cout<<"\nThe Largest Number is: "<<value1<<endl;
  }
  else   
  {
  cout<<"\nThe Largest Number is: "<<value3<<endl;
  }
  if (value2>value3)
  {
  cout<<"\nThe Largest Number is: "<<value2<<endl;
  }
  else
  {
  cout<<"\nThe Largest Number is: "<<value3<<endl;
  }
  getche();
 }

 int remainder()
 {
  system("CLS");
  int x,y,quotient,remainder;
  cout << "\nEnter First Numnber: ";
  cin>>x;
  cout<<"\nEnter Second Numner: ";
  cin>>y;
  quotient=x/y;
  remainder=x % y;
  cout << "\nQuotient of " << x << " & " << y << " = " << quotient <<endl;
  cout << "\nRemainder" << " = " << remainder <<endl;
  return 0;
  getche();
 }

 void days()
 {
  system("CLS");
  int days,years,weeks,n;
  cout<<"\nEnter Number of Days: ";
  cin>>days;
  years=days/365;
  n=days-(years*365);
  weeks=days/7;
  n=days-(weeks*7);
  cout<<"\n"<<days<<" "<<"Days = ";
  cout<<"\t"<<weeks<<" "<<"Weeks OR";
  cout<<"\t"<<years<<" "<<"Years"<<endl;
  getche();
 }

};

void main()
{
 int choose;
 task t;
 do {
  cout<<"\t\t:::::::::::::::Main Manue:::::::::::::::::\n\n";
cout<<"___________________________________________________________________"<<endl;
cout<<"1.   Task # 1  Find The Smallest no"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n2.  Task # 2:Soting of ARRAY"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n3.  Task # 3:Find Uppercase & Lowercase Consonants In Sentence"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n4.  Task # 4:convertion From Celcius to Fahenheit:"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n5.  Task # 5:Convert  From rFahenheit To Celcius"<<endl;
cout<<"___________________________________________________________________"<<endl;cout<<"\n6.  Task # 6: Calculare Roots of a Quadratic Equation"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n7.  Task # 7: Find no of Words and Characters In a Sentence"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n8.  Task # 8:Enter an Integer and Output its First 15 multiples"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n9.  Task # 9: Enter Three Integers and Output The Largest Integer"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n10. Task # 10:Enter Two Integers and Get Their Quotient”<<endl
cout<<"___________________________________________________________________"<<endl;
cout<<"\n11. Task # 11 Convert Days Into Years and Weeks"<<endl;
cout<<"___________________________________________________________________"<<endl;
cout<<"\n0.  Exit"<<endl;
cout<<"___________________________________________________________________"<<endl;

 cout<<"\nPlease Enter Your Choice: ";
 cin>>choose;
 if (choose==1)
 {
  t.small();
 }

 if (choose==2)
 {
  t.ascending();
 }
 
 if (choose==4)
 {
  t.fahrenheit();
 }

 if (choose==5)
 {
  t.celcius();
 }

 if (choose==6)
 {
  t.sqaureroot();
 }
 
 if(choose==7)
 {
  t.count();
 }

 if(choose==8)
 {
  t.multiples();
 }

 if(choose==9)
 {
  t.largest();
 }

 if(choose==10)
 {
  t.remainder();
 }

 if(choose==11)
 {
  t.days();
 }
 }while(choose!=0);
}

Programming Exercises

Wednesday 19 June 2013

Examples of Basic programs in Data Structure Lab 1

05:20

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