java program to check no. of Uppercase , lowercase and digits in a Given String
import java.util.*;
class String_Check_UPP_Low_NUm {
public static void main(String [] args){
int upper=0,lower=0,digit=0;
Scanner sc = new Scanner (System.in);
String str = sc.nextLine();
for(int idx = 0;idx<str.length();idx++){
char c = str.charAt(idx);
if(c>='A' && c<='Z'){
upper++;
}
else if(c>='a' && c<='z'){
lower++;
}
else if(c>='0' && c<='9'){
digit++;
}
}
System.out.println("Upper::" + upper);
System.out.println("Lower::" + lower);
System.out.println("Digits::" + digit);
sc.close();
}
}
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