Did the changes

.github/ISSUE_TEMPLATE/contribution.md

@@ -34,6 +34,7 @@
    eg-git push origin -u swaaz
 - The given link should be copied and pasted in web browser or go to your repo in web browser
 - Create a pull request
+- tag @swaaz under review section
 ## If you are contributing for the first time,then :
 [click here](https://gitme.js.org/)
 

C++/Program -1/Program.cpp

@@ -0,0 +1,23 @@
+#include <iostream>
+using namespace std;
+#include<bits/stdc++.h>
+int main() {
+	cout<<"Enter the number of elements "<<endl;
+	int n;
+	cin>>n;//Input the size of array
+	int arr[n];
+	int min=INT_MAX;
+	int max=INT_MIN;
+	cout<<"Enter the elements"<<endl;
+	for(int i=0;i<n;++i)//Input the elements of array
+	{   
+	    cin>>arr[i];
+	    if(arr[i]<min)//if current element is less than min 
+	        min=arr[i];//min is updated
+	    if(arr[i]>max)//if current element is greater than max
+	        max=arr[i];//max is updated
+	}
+	cout<<"Minimum element is:"<<min<<endl;
+	cout<<"Maximum element is:"<<max<<endl;
+	return 0;
+}

C++/Program -1/README

@@ -0,0 +1,9 @@
+Program 1
+
+Write a program to find the maximum and minimum element in an array.
+
+Variable description--
+n=Number of elements in an array
+arr=Array of size n
+min= Holds the minimum element
+max=Holds the maximum element

C++/Program-2/Readme.md

@@ -0,0 +1,7 @@
+Program 2:
+
+Write a Program to find the number of occurrence of X element present in sorted array.
+Variable description-->
+n = size of array/ number of element 
+x = Element to be counted in array
+count = veriable to count the X-number in array

C++/Program-2/number_of_occurrence.cpp

@@ -0,0 +1,42 @@
+#include<bits/stdc++.h>
+
+using namespace std;
+
+class Solution{
+public:
+
+/*
+ if x is present in arr[] then returns the count
+ of occurrences of x, otherwise returns 0. 
+*/
+
+int count(int arr[], int n, int x) {
+
+	int count = 0;
+	for(int i=0;i<n;i++){
+	if(arr[i] == x){
+	count++;
+}
+}
+return count;
+}
+};
+
+
+
+int main() {
+
+        int n, x;
+        cout<<"Enter the size of an Array: ";
+        cin >> n ;
+        cout<<"Enter a number to be counted: ";
+        cin>>x;
+        int arr[n];
+        for (int i = 0; i < n; i++) {
+            cin >> arr[i];
+        }
+        Solution ob;
+        auto ans = ob.count(arr, n, x);
+        cout<< "number "<<x<<" counted in array for " << ans <<" times."<< "\n";
+    return 0;
+}

C++/Program-3/Readme.md

@@ -0,0 +1,4 @@
+Program to Swap the Kth Elements of a series.
+variable description -->
+n = number of elements/size
+k = Kth element for swaping

C++/Program-3/swap_kth_Element.cpp

@@ -0,0 +1,45 @@
+#include<iostream>
+
+using namespace std ;
+
+void takeInput(int a[], int n){
+    for(int i=1;i<=n;i++){
+        cin>>a[i];
+    }
+}
+
+void swap_k(int a[], int n, int k){
+
+    int i , count = n ;
+    for(i=1 ; i<=n ,  count >= 1 ; i++ , count--){
+
+        if(k == i || k == count){
+            swap(a[k],a[count]);
+        }
+
+    }
+
+    for(i=1;i<=n;i++){
+        cout<<a[i]<<" " ;
+    }
+}
+
+int main()
+{
+
+    int n;
+    cout<<"Enter size of an Array:";
+    cin>>n ;
+
+    int k; 
+    cout<<"Enter Kth element to swap:";
+    cin>>k ;
+
+    int a[1000];
+    takeInput(a,n);
+
+    swap_k(a,n,k);
+    cout<<"\n";
+
+    return 0;
+}

C/Program-49/README.md

@@ -0,0 +1,8 @@
+Program 49
+
+Write a program to find the sum of the digits of the given number.
+
+Variable description--
+num=Number
+sum= Holds the sum 
+dig=Holds the single digit of the number

C/Program-49/program.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+
+int main() {
+
+	int n;
+	printf("Enter the number");
+	int num;
+	scanf("%d",&num);//Enter the number 
+	int sum=0,dig=0;
+	while(num>0)
+	{
+	    dig=num%10;
+	    sum+=dig;
+	    num/=10;
+	}
+	printf("The sum of digits of a number is: %d",sum);
+	return 0;
+}

C/Program-52/README.md

@@ -0,0 +1,4 @@
+Program 52
+
+Write a program to find whether the given element is present in the array or not.
+

C/Program-52/program.c

@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+int main() {
+	int n;//number of elements of array;
+	printf("Enter the number of elements");
+	scanf("%d",&n);
+	int arr[n];
+	printf("\nEnter the elements");
+	for(int i=0;i<n;i++)
+	scanf("%d",&arr[i]);
+	int x;
+	printf("\nEnter the key to search");
+	scanf("%d",&x);
+	int l=0,r=n-1,m=0;
+	   int f=1;
+	while (l <= r) 
+	{ 
+         m = l + (r - l) / 2; 
+
+        // Check if x is present at mid 
+        if (arr[m] == x) 
+            {
+              printf("\nElement found");
+              f=0;
+              break;
+            } 
+
+        // If x greater, ignore left half 
+        if (arr[m] < x) 
+            l = m + 1; 
+
+        // If x is smaller, ignore right half 
+        else
+            r = m - 1; 
+    } 
+    if(f==1)
+    printf("\nElement not found");
+	return 0;
+}

C/README.md

@@ -48,7 +48,20 @@
 | Program-44 | Program for implementation of the approach |
 | Program-45 | Program to illustrate the above given pattern of numbers. |
 | Program-46 | Program to convert binary number to decimal |
-| Program-47 | Program to generate strong password |
-
+| Program-47 | Program to find the maximum and minimum element in an array|
+| Program-48 | Program to check if a number is even or odd  |
+| Program-49 | Program to find the sum of the digits of the given number |
+| Program-50 | Program to check whether a given number is a palindrome or not  |
+| Program-51 | Program to print duplicates in an array |
+| Program-52 | to find whether the given element is present in the array or not  |
+| Program-53 | Program to find the position of an element in an array  |
+| Program-54 | Program to check whether two strings are anagrams or not  |
+| Program-55 | Program to print print a number in binary  |
+| Program-56 | Program to calculate the number of vowels and consonants in a string  |
+| Program-57 | Program to calculate the grade  |
+| Program-58 | Program to find the sum of elements between indexes  |
+| Program-59 | Program to Search Students details in a list |
+| Program-60 | Program to print kaprekar number in a given range |
+
 
 

C/program-2/program.c

@@ -15,15 +15,15 @@ return 1;
 int main() /*main function */
 {
     int n;
-    printf("enter the number");
+    printf("Enter the number:");
     scanf("%d",&n);
     if(isprime(n)==0)
     {
-        printf(" not prime");
+        printf("%d is not prime number.",n);
     }
     else if(isprime(n)==1)
     {
-        printf("prime");
+        printf("%d is a prime number.",n);
     }
     return 0;
-    }
+}

C/program-25/readme.md

@@ -0,0 +1,6 @@
+This program is to print the number of *. Example if user enter 5. Then it'll print
+*
+**
+***
+****
+*****

C/program-47/Readme.md

@@ -0,0 +1,13 @@
+Program 47
+
+Write a program to find the maximum and minimum element in an array.
+
+Variable description--
+
+n=Number of elements in an array
+
+a=Array of size N
+
+min= Holds the minimum element
+
+max=Holds the maximum element

C/program-47/program.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+int main()
+{
+
+    int a[100],n,min,max;
+    printf("enter the size of the array");
+    scanf("%d",&n);
+    printf("enter the elements of the array");
+    for(int i=0;i<n;++i)
+        scanf("%d",&a[i]);
+    //Assuming the first element of the array to be minimum and maximum
+    min=a[0];
+    max=a[0];
+    for(int i=1;i<n;++i)
+    {
+        if(a[i]>max)
+            max=a[i];
+        if(a[i]<min)
+            min=a[i];
+    }
+    printf("The minimum element is %d\n",min);
+    printf("The maximum element is %d",max);
+}

C/program-50/Readme.md

@@ -0,0 +1,13 @@
+Program 50
+
+Write a program to check whether a given number is a palindrome or not.
+
+Variable description--
+
+n=Holds the element which is to be checked
+
+temp=Holds the copy of the element
+
+rev= Holds the reverse of the number
+
+rem=Holds the digits of the number

C/program-50/program.c

@@ -0,0 +1,19 @@
+#include<stdio.h>
+int main()
+{
+    int rem,rev=0,temp,n;  
+    printf("Enter the number");
+    scanf("%d",&n);
+    temp=n;  
+    while(n>0)  
+    {  
+        rem=n%10;  
+        n=n/10;  
+        rev=rem+(rev*10);
+    }  
+    if(temp==rev)  
+        printf("number is palindrome");   
+    else  
+        printf("number is not palindrome");
+    return 0;
+}

C/program-53/Readme.md

@@ -0,0 +1 @@
+Program to find the position of an element in an array 

C/program-53/program.c

@@ -0,0 +1,22 @@
+#include<stdio.h>
+int main()
+{
+    int a[100],n,el,i;  
+    printf("Enter the size of the array");
+    scanf("%d",&n);
+    printf("Enter the elements of the array");
+    for(int i=0;i<n;++i)
+        scanf("%d",&a[i]);
+    printf("Enter the element to be searched");
+    scanf("%d",&el);
+    for(i=0;i<n;++i)
+    {  
+        if(el==a[i])
+            break;
+    }  
+    if(i==n)  
+        printf("element not found in the array");   
+    else  
+        printf("element found at %d",i+1);
+    return 0;
+}

C/program-54/Readme.md

@@ -0,0 +1,3 @@
+A program in C which checks whether two strings are anagrams or not
+
+An anagram of a string is another string that contains same characters, only the order of characters can be different.