6471.电子锁
题意一定要看清楚 ~~~~~~~~~~~~~~~~~~ 是 i I O 跟0 (不要看成 1 跟 I)
题意一定要看清楚 ~~~~~~~~~~~~~~~~~~ 是 i I O 跟0 (不要看成 1 跟 I)
题意一定要看清楚 ~~~~~~~~~~~~~~~~~~ 是 i I O 跟0 (不要看成 1 跟 I)
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNext()) {
int T = sc.nextInt();
while (T-- > 0) {
int length = sc.nextInt();
String str1 = sc.next();
String str2 = sc.next();
boolean flag = true;
for (int i = 0; i < length; i++) {
if (str1.charAt(i) == str2.charAt(i)) {
} else {
if (str1.charAt(i) == 'O' && str2.charAt(i) == '0') {
} else if (str1.charAt(i) == '0' && str2.charAt(i) == 'O') {
} else if (str1.charAt(i) == 'I' && str2.charAt(i) == 'l') {
} else if (str1.charAt(i) == 'l' && str2.charAt(i) == 'I') {
} else {
flag = false;
System.out.println("NO");
break;
}
}
}
if (flag)
System.out.println("OK");
}
}
}
}