Sum of n even Nos.

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 //Downloaded From www.c4cpp.co.nr 
//(C)2009.All rights reserved. 
#include<iostream.h> 
#include<conio.h> 
void main() 
{ 
clrscr(); 
int i,s=0; 
for(i=2;i<=100;i=i+2) 
{ 
s=s+i; 
cout<<"+"<<i; 
} 
cout<<"="<<s; 
getch(); 
} 

Lowercase Vowels

Click Here To Download C++ File Of This Program

 //prg to count no of lower case vowels in a string  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 #include<stdlib.h>  
 #include<string.h>  
 #include<math.h>  
 #include<ctype.h>  
 void main()  
 {  
 clrscr();  
 char st[100];  
 int l,c,i;  
 cout<<"Enter the string"<<endl;  
 cin.getline(st,100);  
 l=strlen(st);  
 for(i=0;i<=l;i++)  
 {  
 if(islower(st(i))) && ((st(i)==a)||(st(i)==e)||(st(i)==i)||(st(i)==o)||(st(i)==u))  
 c++;  
 }  
 cout<<"The no is"<<c;  
 getch();  
 }  

Square or Cube Acc Input

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 //prg to find sq + cube acc to input  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int n,s;  
 cout<<"Enter a no"<<endl;  
 cin>>n;  
 if((n%2)==0)  
 s=n*n;  
 else  
 s=n*n*n;  
 cout<<"Rsult = "<<s;  
 getch();  
 }  

Sqrt & Power

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 //prg to find sqrtn if n>0 & n5 if n<0  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<math.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int n,r;  
 cout<<"Enter no"<<endl;  
 cin>>n;  
 if((n>0)&&(n%2==1))  
 r = sqrt (n);  
 else if((n<0))  
 r=pow(n,5);  
 cout<<"Result ="<<r;  
 getch();  
 }  

Quotient & Remainder

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 //prg to read 2 no & print Quotient & Remainder  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int q,r,a,b;  
 cout<<"Enter 2 nos :"<<endl;  
 cin>>a>>b;  
 q=a/b;  
 r=a%b;  
 cout<<"Quotient = "<<q<<endl<<"Remainder = "<<r;  
 getch();  
 }  

Multiplication Table

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 //prg for mult table till 10  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int i,n,a;  
 cout<<"Enter the no upto which u want table"<<endl;  
 cin>>a;  
 for(i=1;i<=10;i++)  
 cout<<i<<"x"<<a<<"="<<a*i<<endl;  
 getch();  
 }  

Largest of Two Nos

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 //lar & small  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int b,s,g=0,l=35000,n,i,a;  
 cout<<"Enter how many nos u want to enter"<<endl;  
 cin>>n;  
 for(i=1;i<=n;i++)  
 {  
 cin>>a;  
 if(a>g)  
 g=a;  
 if(a<l)  
 l=a;  
 }  
 cout<<"Big ="<<g;  
 cout<<"Small ="<<l;  
 getch();  
 }  

Height to Yard,Feet & Inches

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 //prg to ask your height & convert into feet & inches  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 float h,i,f;  
 cout<<"Enter your heught in cms :"<<endl;  
 cin>>h;  
 f=h/30.48;  
 cout<<"Height in feets :"<<f<<endl;  
 i=h/2.54;  
 cout<<"Height in inch :"<<i<<endl;  
 getch();  
 }  

Check for Odd or Even

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 //prg to find a no is even or odd  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int e;  
 cout<<"Enter a no :"<<endl;  
 cin>>e;  
 if (e==0)  
 cout<<"The no is neither even or odd "<<endl;  
 if (e%2==0)  
 cout<<"The no is even"<<endl;  
 else  
 cout<<"The no is odd "<<endl;  
 getch();  
 }  

Celcius To Farenheit

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 //prg to read temp in celsius & display in F  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 float k,c;  
 cout<<"Enter the temp in Celsius :";  
 cin>>c;  
 k=(9/5)*c+32;  
 cout<<"Temperature in Farenheit = "<<k;  
 getch();  
 }  

Calculate Bill

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 //prg to calc elec bill using if  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 float r,a,u;  
 cout<<"Enter Your Rn + Elec Bill"<<endl;  
 cin>>r>>u;  
 if(a<=100)  
 a=u*.40+50;  
 else  
 if((u>100) && (u<=300))  
 a=100*.40 + (u-100)*.50 + 50;  
 else  
 a=(100*.4 + 200*.50 + (u-300)*.60 + 50);  
 cout<<"Bill = "<<a;  
 getch();  
 }  

Calculation

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 //Read val x,y,z & display value of p = (w+x/0/(y-z)  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 int w,x,y,z;  
 float p;  
 cout<<"Enter 4 numbers"<<endl;  
 cin>>x>>y>>z>>w;  
 p=(w+x)/(y-z);  
 cout<<"(w+x)/(y-z) = "<<p;  
 getch();  
 }  

Triangle Area

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 //prg to find area of triangle  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 #include<math.h>  
 void main()  
 {  
 clrscr();  
 float a,b,c,p,ar;  
 cout<<"Enter 3 sides :"<<endl;  
 cin>>a>>b>>c;  
 p=a+b+c;  
 ar=sqrt(p*(p-a)*(p-b)*(p-c));  
 cout<<"Area :"<<ar;  
 getch();  
 }  

Accept Radius & Produce Area

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 //prg to accept radius and produce area  
 //Downloaded From www.c4cpp.co.nr. (C)2009.All rights reserved.  
 #include<iostream.h>  
 #include<conio.h>  
 void main()  
 {  
 clrscr();  
 float r,ar;  
 cout<<"Enter radius"<<endl;  
 cin>>r;  
 ar =(22/7)*r*r;  
 cout<<"Area = "<<ar;  
 getch();  
 }