Index of programs:Set 1

Largest of three numbers

Check the sign of a number

Sum of digits of a number

Number of digits in number

Multiplication table of number

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Program1:
#include<iostream.h> #include<conio.h> /* Author : Rohith.R Email : rrohithr@gmail.com Category : The third program for a beginner after studying IF statement Program : To find largest of three numbers Meant For: Plus One students,Kerala */ main() { clrscr(); int a,b,c; cout<<"Enter three numbers"; cin>>a; cin>>b; cin>>c; if(a>b) if(a>c) cout <<a<<"is greater"; else cout <<c<<"is greater"; else if(b>c) cout<<b<<"is greater"; else cout<<c<<"is greater"; cout<<"\n Press any key to continue"; getch(); return(0); }

Program 2:

#include<iostream.h> #include<conio.h> /* Author : Rohith.R Email : rrohithr@gmail.com Category : Begineer Program : To check the sign of a number Meant For: Plus One students,Kerala */ void main() { clrscr(); int n; cout<<"Enter number"; cin>>n; if(n==0) cout<<"Number is Zero"; else if(n>0) cout<<"Number is positive"; else cout<<"Number is negative"; cout<<"\n Press any key to continue"; getch(); }

Program 3:

#include<iostream.h> #include<conio.h> /* Author : Rohith.R Email : rrohithr@gmail.com Category : Begineer Program : To find the sum of digits of number Meant For: Plus One students,Kerala Precision: Upto 10 digits */ void main() { long signed int num,s,re,fi; clrscr(); s=0; cout<<"\aEnter the number you want:"; cin>>num; fi=num; num=(num<0)?(num*-1):num; while(num>0) { re=num%10; num=num/10; s=s+re; } clrscr(); cout<<"\aThe given number is:"<<fi; cout<<"\a\n\nThe sum of digits of number is:"<<s; cout<<"\n Press any key to continue"; getch(); }

Program 4:

#include<iostream.h> #include<conio.h> /* Author : Rohith.R Email : rrohithr@gmail.com Category : Begineer Program : To find the number of digits in a number Meant For: Plus One students,Kerala Precision: Upto 10 digits */ void main() { long unsigned int num,c=0,r; clrscr(); cout<<"Enter the number you want :"; cin>>num; do { num=num/10; c++; } while(num>0); cout<<"The total number of digits is:"<<c; getch(); }

Program 5:

#include<iostream.h> #include<conio.h> /* Author : Rohith.R Email : rrohithr@gmail.com Category : Begineer Program : To find the multiplication table of number Meant For: Plus One students,Kerala */ void main() { float num,i,li; float m; clrscr(); cout<<"Enter the number you want multiplication table for:"; cin>>num; cout<<"Enter limit of multiplying numbers (1-n):"; cin>>li; clrscr(); cout<<"**************** MULTIPLICATION TABLE OF "<<num<<"***********************\n"; for (i=1;i<=li;i++) { m=num*i; cout <<"\n"<<" "<<num<<" X "<<i<<" "<<" = "<<m; } cout <<"\n\n"<<"******************************************************************"; getch(); }

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