View Code of Problem 43

        #include<stdio.h>
        #include<string.h>
        #include<stdlib.h>
        int main()
        {
          char str[90];
          gets(str);
           int i;
          for(i=0;str[i]!='/0';i++)
          {
            if((str[i]>='A'&&str[i]<='Z')||(str[i]>='a'&&str[i]<='z'))
            {
             putchar(str[i]);
           
          }
          }
          return 0;
          
        }

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