//program to count uppercase,lowercase,digits and other charcters
#include<iostream.h>
#include<conio.h>
#include<ctype.h>
#include<stdio.h>

void COUNT(char str[20]);

void main()
{clrscr();
 char string[20];
 cout<<"\n Enter a string: ";
 gets(string);
 COUNT(string);
 getch();
}

void COUNT(char str[20])
{int upper=0,lower=0,digit=0,other=0;
 for(int i=0; str[i]!='\0'; i++)
 {
  if(isupper(str[i]))
upper++;
  else if(islower(str[i]))
lower++;
  else if(isdigit(str[i]))
digit++;
  else
other++;
  }
  cout<<"\n Number of uppercase characters = "<<upper;
  cout<<"\n Number of lowercase characters = "<<lower;
  cout<<"\n Number of digits = "<<digit;
  cout<<"\n Number of other characters = "<<other;
 }