nix

sew5/bin/.gitignore

@@ -11,3 +11,5 @@
 /synchro/
 >>>>>>> branch 'master' of https://git.htltraun.at/T90016/5bhit.git
 /phonebook/
+/level1/
+/ccc/

sew5/src/ccc/lvl1.java

+package ccc;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.List;
+
+public class lvl1 {
+    public static void main(String[] args) {
+        try {
+            String filename = "C:\\Users\\walle\\Downloads\\level2\\level2_1.";
+            List<String> in = Files.readAllLines(Paths.get(filename + "in"));
+
+            // Extracting input data from the list
+            int N = Integer.parseInt(in.get(0)); // Number of currencies
+
+            int lineIndex = 1; // Current index in the input list
+            StringBuilder outputBuilder = new StringBuilder(); // For storing output
+
+            for (int i = 0; i < N; i++) {
+                int C = Integer.parseInt(in.get(lineIndex++)); // Number of coin values per currency
+                int A = Integer.parseInt(in.get(lineIndex++)); // Number of amounts per currency
+
+                for (int j = 0; j < A; j++) {
+                    String[] currencyValuesStr = in.get(lineIndex++).split(" ");
+                    int[] currencyValues = new int[C];
+                    for (int k = 0; k < C; k++) {
+                        currencyValues[k] = Integer.parseInt(currencyValuesStr[k]); // Parse currency values
+                    }
+
+                    int amount = Integer.parseInt(in.get(lineIndex++)); // Amount to construct
+
+                    // Find a pair of values that sum up to the amount
+                    int value1 = -1, value2 = -1;
+                    for (int m = 0; m < C; m++) {
+                        for (int n = m; n < C; n++) {
+                            if (currencyValues[m] + currencyValues[n] == amount) {
+                                value1 = currencyValues[m];
+                                value2 = currencyValues[n];
+                                break;
+                            }
+                        }
+                        if (value1 != -1 && value2 != -1) {
+                            break;
+                        }
+                    }
+
+                    // Append the pair to the output
+                    outputBuilder.append(value1).append(" ").append(value2).append("\n");
+                }
+            }
+
+            // Writing output to file
+            File myObj = new File(filename + "out");
+            if (myObj.createNewFile()) {
+                System.out.println("File created: " + myObj.getName());
+            } else {
+                System.out.println("File already exists.");
+            }
+
+            FileWriter myWriter = new FileWriter(filename + "out");
+            myWriter.write(outputBuilder.toString()); // Write the output to file
+            myWriter.close();
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+}