Update PassBook.java

programs/mutant-3/swen90006/passbook/PassBook.java

@@ -96,7 +96,7 @@ public class PassBook
 		if ('a' <= passphrase.charAt(i) && passphrase.charAt(i) <= 'z') {
 		    containsLowerCase = true;
 		}
-		else if ('A' <= passphrase.charAt(i) && passphrase.charAt(i) <= 'Z') {
+		else if ('A' <= passphrase.charAt(i) && passphrase.charAt(i) < 'Z') {
 		    containsUpperCase = true;
 		}
 		else if ('0' <= passphrase.charAt(i) && passphrase.charAt(i) <= '9') {
@@ -104,7 +104,7 @@ public class PassBook
 		}
 	    }
 
-	    if (!containsLowerCase && !containsUpperCase || !containsNumber) {
+	    if (!containsLowerCase || !containsUpperCase || !containsNumber) {
 		throw new WeakPassphraseException(passphrase);
 	    }
 	}