//find the ascii value of a charcter//

#include <stdio.h>
int
main () 
{
  char ch;                      		
  printf ("Enter a character");    
  scanf ("%c", &ch);	 	      
  printf ("\n  ascii value  : %d", ch);
  return 0;
}

.......................................................
//WAP to find sum of digits//

#include <stdio.h>
int main()
{
      int a,b,c,sum;
      printf("Enter Two Digit Number: ");
      scanf("%d",&a);
      b=a%10;
      c=a/10;
      printf("\nFirst Digit = %d \nLast Digit  = %d\n",c,b);
      sum=b+c;
      printf("\nSum of Both Digit = %d",sum);
      return 0;
}

....................................................
//wap to find largest number among n numbers//
#include <stdio.h>
int main()
{
    int a,b,c;
    printf("enter value");
    scanf("%d", &a);
        printf("enter value");
    scanf("%d", &b);
        printf("enter value");
    scanf("%d", &c);
    if(a>b&&a>c)
    printf("%d is the largest number", a);
    else if(b>a&&b>c)
    printf("%d is the largest number", b);
    else
    printf("%d is the largest number", c);
    return 0;
}
.....................................................


// C Program to Insert an element in an Array//

#include <stdio.h>

int main()
{
	int arr[30] = { 0 };
	int i, x, pos, n = 5;

	for (i = 0; i < 5; i++)
    arr[i] = i + 1;
	x = 7;
    pos = 2;
	n++;
	for (i = n-1; i >= pos; i--)
	arr[i] = arr[i - 1];
	arr[pos - 1] = x;
	for (i = 0; i < n; i++)
	printf("%d ", arr[i]);
	printf("\n");

	return 0;
}


reverse string,.............................................
 
#include <stdio.h>  
#include <string.h>  
void revstr(char *str1)  
{    
    int i, len, temp;  
    len = strlen(str1); 
    for (i = 0; i < len/2; i++)  
    {  
        temp = str1[i];  
        str1[i] = str1[len - i - 1];  
        str1[len - i - 1] = temp;  
    }  
}      int main()  
    {  
        char str[50];  
        printf (" Enter the string: ");  
        gets(str); 
        printf (" \n Before reversing the string: %s \n", str);  
        revstr(str);  
        printf (" After reversing the string: %s", str);  
    }  
......................................................
largest and smallest in array

#include <stdio.h>
int main()
{    int arr[100], n, i, small, large;
    printf("Enter the number of elements : ");
    scanf("%d", &n);
    for (i = 0; i < n; i++)
    {
        printf("Enter element %d : ", i + 1);
        scanf("%d", &arr[i]);
    }
    small = arr[0];
    large = arr[0];
    for (i = 1; i < n; i++)
    {
        if (arr[i] < small)
        small = arr[i];
        if (arr[i] > large)
        large = arr[i];
    }
    printf("\nLargest element is : %d", large);
    printf("\nSmallest element is : %d", small);
    return 0;
}
.....................................................
insert a element in array

#include <stdio.h>

int main()
{
	int arr[30] = { 0 };
	int i, x, pos, n = 5;

	for (i = 0; i < 5; i++)
    arr[i] = i + 1;
	printf("enter the element to be inserted:");
	scanf("%d", &x);
    printf("enter the position:");
    scanf("%d", &pos);
	n++;
	for (i = n-1; i >= pos; i--)
	arr[i] = arr[i - 1];
	arr[pos - 1] = x;
	for (i = 0; i < n; i++)
	printf("%d ", arr[i]);
	printf("\n");

	return 0;
}