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Question :: 61
Write a program to find the given number is even or odd. INPUT: 14 OUTPUT: Even INPUT: 13 OUTPUT: Odd

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include <iostream>using namespace std;int main(){    int n;    cout << "Enter an integer: ";    cin >> n;    if ( n % 2 == 0)        cout << n << " is even.";    else        cout << n << " is odd.";    return 0;}
``````
Question :: 62
Write a program to create a calculator using switch cases.

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
# include <iostream>using namespace std;int main(){    char op;    float num1, num2;    cout << "Enter operator either + or - or * or /: ";    cin >> op;    cout << "Enter two operands: ";    cin >> num1 >> num2;    switch(op)    {        case '+':            cout << num1+num2;            break;        case '-':            cout << num1-num2;            break;        case '*':            cout << num1*num2;            break;        case '/':            cout << num1/num2;            break;        default:            /* If the operator is other than +, -, * or /, error message is shown */            cout << "Error! operator is not correct";            break;    }    return 0;}
``````

Tags:Wipro

Question :: 63
Write a program to check a String is palindrome or not? How many minimum number of control variable you need.

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include <iostream>using namespace std;int main(){    char string1[20];    int i, length;    int flag = 0;    cout << "Enter a string: "; cin >> string1;        length = strlen(string1);        for(i=0;i < length ;i++){        if(string1[i] != string1[length-i-1]){            flag = 1;            break;       }    }        if (flag) {        cout << string1 << " is not a palindrome" << endl;     }        else {        cout << string1 << " is a palindrome" << endl;     }    system("pause");    return 0;}
``````

Tags:Wipro Virtusa

Question :: 64
Write a program to reverse a string using minimum control variable and minimum iteration and with and without temporary variable.

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include<iostream.h>#include<conio.h>#include<stdio.h>void main(){    clrscr();    char str[100], temp;    int i=0, j;    cout<<"Enter the String : ";    gets(str);    i=0;    j=strlen(str)-1;    while(i<j)    {        temp=str[i];        str[i]=str[j];        str[j]=temp;        i++;        j--;    }    cout<<"Reverse of the String = "<<str;    getch();}
``````

Tags:Wipro

Question :: 65
Write a program to print pattern of numbers as below: 1 121 12321

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
<!DOCTYPE html><html><body><?php function Pattern(){\$n=5; for(\$i=1;\$i<=\$n;\$i++)        {            \$c=\$i-1;            for(\$j=0;\$j<(2*\$i+1);\$j++)            {                if(\$i>=\$j)                {                   echo \$j;                }                else                {                   echo \$c;                    \$c--;                }            } echo "<br/>";        }         echo "<br/>";}Pattern();?> </body></html>
``````

Tags:Wipro

Question :: 66
Write code for swapping two variables without using 3rd variable.

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include<stdio.h>#include<conio.h># include <iostream>using namespace std;main(){int a=10, b=20;clrscr();cout<<"Before swap is:"<<a<<"\t"<<b;a=a+b;//a=30 (10+20)b=a-b;//b=10 (30-20)a=a-b;//a=20 (30-10)cout<<"\nAfter swap" <<a<<"\t"<<b;getch();}
``````
Question :: 67
Write a program to print prime numbers upto 10.

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include<stdio.h># include <iostream>using namespace std;void main(){     int n,i,j,ct=0;     cout << "Enter any number \n";     cin>>n;     cout << " All prime numbers are -\n";     for(i=2;i<=n;i++)     {             ct=0;             for(j=2;j<i;j++)             {                     if(i%j==0)                     {                               ct=1;                               break;                     }             }             if(ct==0)             {                 cout << i;             }     }     getch();}
``````
Question :: 68
Write a program to check Armstrong number.

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include <stdio.h>#include <math.h># include <iostream>using namespace std; void main(){    int number, sum = 0, rem = 0, cube = 0, temp;     cout <<"enter a number";    cin>>number;    temp = number;    while (number != 0)    {        rem = number % 10;        cube = pow(rem, 3);        sum = sum + cube;        number = number / 10;    }    if (sum == temp)       cout <<"The given no is armstrong no";    else        cout <<"The given no is not a armstrong no";}
``````
Question :: 69
Write a program to print reverse of a number?

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```
#include <stdio.h>
# include <iostream>
using namespace std;
int main()
{
int n, reversedNumber = 0, remainder;
cout <<"Enter an integer: ";
cin>>n;
while(n != 0)
{
remainder = n%10;
reversedNumber = reversedNumber*10 + remainder;
n /= 10;
}
cout <<"Reversed Number = "<<reversedNumber;
return 0;
}
``````
Question :: 70
Write a program to check whether the entered year is leap year or not?

Input : NA

Output : NA

|  Basics | | | |  Fresher
``` ```