Question

WAP in JAVA to input an integer number and count how many prime digits present
in the number​

Answer 1

Answer:

public class Main {

public static void main(String[] args) {

int count = 0, num = 0003452;

while (num != 0)

// num = num/10

num /= 10;

++count;

}

System.out.println("Number of digits: " + count);

}

}

Output

Number of digits: 4

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