1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 public class Main {
main(String[] args)18     public static void main(String[] args) {
19         new Main().run();
20         System.out.println("finish");
21     }
22 
run()23     public void run() {
24         double a[][] = new double[200][201];
25         double b[] = new double[200];
26         int n = 100;
27 
28         foo1(a, n, b);
29     }
30 
foo1(double a[][], int n, double b[])31     void foo1(double a[][], int n, double b[]) {
32         double t;
33         int i,k;
34 
35         for (i = 0; i < n; i++) {
36             k = n - (i + 1);
37             b[k] /= a[k][k];
38             t = -b[k];
39             foo2(k + 1000, t, b);
40         }
41     }
42 
foo2(int n, double c, double b[])43     void foo2(int n, double c, double b[]) {
44         try {
45             foo3(n, c, b);
46         } catch (Exception e) {
47         }
48     }
49 
foo3(int n, double c, double b[])50     void foo3(int n, double c, double b[]) {
51         int i = 0;
52         for (i = 0; i < n; i++) {
53             b[i + 1] += c * b[i + 1];
54         }
55     }
56 }
57 
58