import java.io.PrintStream; import java.io.PrintWriter; import java.util.Scanner; public class Main_yukicoder232 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); Printer pr = new Printer(System.out); int t = sc.nextInt(); int a = sc.nextInt(); int b = sc.nextInt(); int len = Math.min(a, b) + Math.abs(a - b); int x = 0; int y = 0; if (t >= len) { for (int i = 0; i < t; i++) { int d = Math.min(b - x, a - y) + Math.abs(b - x - (a - y)); if (a - y > b - x) { pr.println("^"); y++; } else if (a - y < b - x) { pr.println(">"); x++; } else { if (a - y != 0) { if ((t - i - d) % 2 == 0) { pr.println("^>"); x++; y++; } else { pr.println(">"); x++; } } else { pr.println("v<"); x--; y--; } } } } else { System.out.println("NO"); } sc.close(); pr.close(); } private static class Printer extends PrintWriter { Printer(PrintStream out) { super(out); } } }