Method addEdge

src/class196/Code07_Coprime1.java:53–57

(int u, int v)

	public static int sccCnt;

	public static void addEdge(int u, int v) {
		nxt[++cntg] = head[u];
		to[cntg] = v;
		head[u] = cntg;
	}

	public static int other(int x) {
		return x <= n ? (x + n) : (x - n);