View Code of Problem 43

# include<stdio.h>
# include<string.h>
int main(void)
{
  int i,j=0,len;
  char a[100],b[100];
  scanf("%s",a);
  len = strlen(a);
  for(i=0;i<len;++i)
  {
    if(a[i]>='a'&&a[i]<='z'||a[i]>='A'&&a[i]<='Z')
    {
      b[j++] = a[i];
    }
  }
  puts(b);
  return 0;
}