#include<stdio.h>
int main()
{
    int i,j,k,n,c = 0;
    printf ("enter number : \n");
    scanf ("%d",&n);
    for (i=0;i<+n;i++)
    {
        k = i;
        for(j=0;j<=i;j++,k++){
                printf("%d",k);
                c+=k;
        }
        printf ("%d",c);
        printf ("\n");
        c=0;
    }
    return 0;
    }






#include<stdio.h>
#include<string.h>
void main()
{

  char str[20];
  int i;
  printf("Enter the String (Enter First Name) : ");
  scanf("%s",str);
  for(i=0;i<=strlen(str);i++)
  {
	    if(str[i]>=97 && str[i]<=122)
	    {
		str[i]=str[i]-32;
	    }
  }
  printf("\nThe String in Uppercase = %s",str);
  getch();
}



#include <stdio.h>

int main()
{
	int i, j;

	printf("  ");
	for(j = 1; j <= 10; j = j + 1)
		printf(" %3d", j);
	printf("\n");

	for(i = 1; i <= 10; i = i + 1)
		{
		printf("%2d", i);
		for(j = 1; j <= 10; j = j + 1)
			printf(" %3d", i + j);
		printf("\n");
		}
	return 0;
}



#include<stdio.h>
int main()
{
    int i;
    for (i=0;i<5;i++)
        printf("%c",'a'+i);
        return 0;

}