import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        for (int i = 1; i <= 120 ; i++) {
            System.out.print(i);
            if (i == 1) {
                System.out.println(":x");
            } else if (i % 2 == 0 && i != 2){
                System.out.println(":x");
            } else if (i % 3 == 0 && i != 3){
                System.out.println(":x");
            } else if (i % 5 == 0 && i != 5){
                System.out.println(":x");
            } else if (i % 7 == 0 && i != 7){
                System.out.println(":x");
            } else {
                System.out.println(":o");
            }
        }
    }
}