Practice-Coding-/Password Checker at main · Yamini-525/Practice-Coding- · GitHub

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// Online Java Compiler
// Use this editor to write, compile and run your Java code online
import java.util.*;
class HelloWorld {
    public static void main(String[] args) {
       Scanner sc=new Scanner(System.in);
       String s=sc.nextLine();
       int count=0;
       int count1=0;
       int count2=0;
       int count3=0;
       char[] ar=s.toCharArray();
       for(int i=0;i<ar.length;i++)
       {
          if (Character.isDigit(ar[i]))
          {
               count++;

         }
       else  if (Character.isUpperCase(ar[i]))
          {

                count2++;
            }
            else if(ar[i]==' ' || ar[i]=='/')
         {
             count3++;
         }


        }

      if (!Character.isDigit(s.charAt(0)) && ar.length>=4 && count>=1 && count2>=1 && count3==0)
    {
        System.out.println(1);

    }
    else
    {
        System.out.println(0);
    }

    }
}


///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


// Online Java Compiler
// Use this editor to write, compile and run your Java code online
import java.util.*;
class HelloWorld {
    public static void main(String[] args) {
       Scanner sc=new Scanner(System.in);
       String s=sc.nextLine();
       int count=0;
       int count1=0;
       boolean valid=true;
           if(Character.isDigit(s.charAt(0)) || s.length()<4)
           {
               valid=false;
           }
       for(int i=0;i<s.length();i++)
       {
           char ch=s.charAt(i);
           if(Character.isDigit(ch))
           {
               count++;
           }
           else if(Character.isUpperCase(ch))
           {
               count1++;
           }
           else if(ch==' ' && ch=='/')
           {
               valid=false;
              break;
           }
       }
       if(valid && count>=1 && count1>=1)
       {
           System.out.println(1);
       }
       else
       {
            System.out.println(0);
       }
    }
}