/** Unit tests the <tt>GabowSCC</tt> data type. */
public static void main(String[] args) {
In in = new In(args[0]);
Digraph G = new Digraph(in);
GabowSCC scc = new GabowSCC(G);
// number of connected components
int M = scc.count();
StdOut.println(M + " components");
// compute list of vertices in each strong component
Queue<Integer>[] components = (Queue<Integer>[]) new Queue[M];
for (int i = 0; i < M; i++) {
components[i] = new Queue<Integer>();
}
for (int v = 0; v < G.V(); v++) {
components[scc.id(v)].enqueue(v);
}
// print results
for (int i = 0; i < M; i++) {
for (int v : components[i]) {
StdOut.print(v + " ");
}
StdOut.println();
}
}
public static void main(String[] args) {
Integer[] a = new Integer[20];
for (int i = 0; i < a.length; i++) {
a[i] = (int) (StdRandom.uniform() * 100);
StdOut.print(a[i] + " ");
}
StdOut.println();
// Quick.sort(a); //快速排序
Merge.sort(a);
// InsertionX.sort(a);
for (int i = 0; i < a.length; i++) {
StdOut.print(a[i] + " ");
}
}
/** Unit tests the <tt>DepthFirstOrder</tt> data type. */
public static void main(String[] args) {
In in = new In(args[0]);
Digraph G = new Digraph(in);
DepthFirstOrder dfs = new DepthFirstOrder(G);
StdOut.println(" v pre post");
StdOut.println("--------------");
for (int v = 0; v < G.V(); v++) {
StdOut.printf("%4d %4d %4d\n", v, dfs.pre(v), dfs.post(v));
}
StdOut.print("Preorder: ");
for (int v : dfs.pre()) {
StdOut.print(v + " ");
}
StdOut.println();
StdOut.print("Postorder: ");
for (int v : dfs.post()) {
StdOut.print(v + " ");
}
StdOut.println();
StdOut.print("Reverse postorder: ");
for (int v : dfs.reversePost()) {
StdOut.print(v + " ");
}
StdOut.println();
}
// test client
public static void main(String[] args) {
String pat = args[0];
String txt = args[1];
char[] pattern = pat.toCharArray();
char[] text = txt.toCharArray();
BoyerMoore boyermoore1 = new BoyerMoore(pat);
BoyerMoore boyermoore2 = new BoyerMoore(pattern, 256);
int offset1 = boyermoore1.search(txt);
int offset2 = boyermoore2.search(text);
// print results
StdOut.println("text: " + txt);
StdOut.print("pattern: ");
for (int i = 0; i < offset1; i++) StdOut.print(" ");
StdOut.println(pat);
StdOut.print("pattern: ");
for (int i = 0; i < offset2; i++) StdOut.print(" ");
StdOut.println(pat);
}
