Method pop

src/class185/Code01_Wave1.java:60–66

()

	}

	public static void pop() {
		--stacksize;
		u = stack[stacksize][0];
		f = stack[stacksize][1];
		t = stack[stacksize][2];
		e = stack[stacksize][3];
	}

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