Upload files to "java/reverse"

java/reverse/ReverseEven.java

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+package reverse;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Arrays;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public class ReverseEven {
+
+    public static void main(String[] args) throws IOException {
+        FastScanner sc = new FastScanner();
+        int[][] lines = new int[8][];
+        int linesCount = 0;
+
+        while (sc.hasNextLine()) {
+            int[] line = new int[8];
+            int count = 0;
+
+            while (sc.hasNextInt()) {
+                if (count >= line.length) {
+                    line = Arrays.copyOf(line, line.length * 2);
+                }
+                line[count++] = sc.nextInt();
+            }
+            sc.nextLine();
+
+            line = Arrays.copyOf(line, count);
+
+            if (linesCount >= lines.length) {
+                lines = Arrays.copyOf(lines, lines.length * 2);
+            }
+            lines[linesCount++] = line;
+        }
+
+        PrintWriter out = new PrintWriter(System.out);
+        for (int i = linesCount - 1; i >= 0; i--) {
+            int[] line = lines[i];
+            for (int j = line.length - 1; j >= 0; j--) {
+                if ((i + j) % 2 == 0) {
+                    if (j < line.length - 1) out.print(" ");
+                    out.print(line[j]);
+                }
+            }
+            out.println();
+        }
+        out.flush();
+    }
+}

java/reverse/ReverseMax.java

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+package reverse;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Arrays;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public class ReverseMax {
+
+    public static void main(String[] args) throws IOException {
+        FastScanner sc = new FastScanner();
+        int[][] lines = new int[8][];
+        int linesCount = 0;
+
+        while (sc.hasNextLine()) {
+            int[] line = new int[8];
+            int count = 0;
+
+            while (sc.hasNextInt()) {
+                if (count >= line.length) {
+                    line = Arrays.copyOf(line, line.length * 2);
+                }
+                line[count++] = sc.nextInt();
+            }
+            sc.nextLine();
+
+            line = Arrays.copyOf(line, count);
+
+            if (linesCount >= lines.length) {
+                lines = Arrays.copyOf(lines, lines.length * 2);
+            }
+            lines[linesCount++] = line;
+        }
+
+        PrintWriter out = getPrintWriter(linesCount, lines);
+        out.flush();
+    }
+
+    private static PrintWriter getPrintWriter(int linesCount, int[][] lines) {
+        PrintWriter out = new PrintWriter(System.out);
+
+        for (int i = 0; i < linesCount; i++) {
+            int[] line = lines[i];
+
+            for (int j = 0; j < line.length; j++) {
+                if (j > 0) out.print(" ");
+
+                int maxValue = lines[i][j];
+
+                for (int k = i; k < linesCount; k++) {
+                    for (int m = j; m < lines[k].length; m++) {
+                        if (lines[k][m] > maxValue) {
+                            maxValue = lines[k][m];
+                        }
+                    }
+                }
+
+                out.print(maxValue);
+            }
+            out.println();
+        }
+        return out;
+    }
+}

java/reverse/ReverseMaxC.java

@@ -0,0 +1,64 @@
+package reverse;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Arrays;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public class ReverseMaxC {
+
+    public static void main(String[] args) throws IOException {
+        FastScanner sc = new FastScanner();
+        int[][] lines = new int[8][];
+        int linesCount = 0;
+
+        while (sc.hasNextLine()) {
+            int[] line = new int[8];
+            int count = 0;
+
+            while (sc.hasNextInt()) {
+                if (count >= line.length) {
+                    line = Arrays.copyOf(line, line.length * 2);
+                }
+                line[count++] = sc.nextInt();
+            }
+            sc.nextLine();
+
+            line = Arrays.copyOf(line, count);
+
+            if (linesCount >= lines.length) {
+                lines = Arrays.copyOf(lines, lines.length * 2);
+            }
+            lines[linesCount++] = line;
+        }
+
+        PrintWriter out = getPrintWriter(linesCount, lines);
+        out.flush();
+    }
+
+    private static PrintWriter getPrintWriter(int linesCount, int[][] lines) {
+        PrintWriter out = new PrintWriter(System.out);
+
+        for (int i = 0; i < linesCount; i++) {
+            int[] line = lines[i];
+
+            for (int j = 0; j < line.length; j++) {
+                if (j > 0) out.print(" ");
+
+                int maxRow = lines[i][j];
+
+                for (int k = i + 1; k < linesCount; k++) {
+                    if (lines[k].length > j && lines[k][j] > maxRow) {
+                        maxRow = lines[k][j];
+                    }
+                }
+
+                out.print(maxRow);
+            }
+            out.println();
+        }
+        return out;
+    }
+}

java/reverse/ReverseRotate.java

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+package reverse;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Arrays;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public class ReverseRotate {
+
+    public static void main(String[] args) throws IOException {
+        FastScanner sc = new FastScanner();
+        int[][] lines = new int[8][];
+        int linesCount = 0;
+        int maxCols = 0;
+
+        while (sc.hasNextLine()) {
+            int[] line = new int[8];
+            int count = 0;
+
+            while (sc.hasNextInt()) {
+                if (count >= line.length) {
+                    line = Arrays.copyOf(line, line.length * 2);
+                }
+                line[count++] = sc.nextInt();
+            }
+            sc.nextLine();
+
+            line = Arrays.copyOf(line, count);
+
+            if (linesCount >= lines.length) {
+                lines = Arrays.copyOf(lines, lines.length * 2);
+            }
+            lines[linesCount++] = line;
+
+            if (count > maxCols) {
+                maxCols = count;
+            }
+        }
+
+        PrintWriter out = new PrintWriter(System.out);
+
+        for (int j = 0; j < maxCols; j++) {
+            for (int i = linesCount - 1; i >= 0; i--) {
+                if (lines[i].length > j) {
+                    out.print(lines[i][j] + " ");
+                }
+            }
+            out.println();
+        }
+
+        out.flush();
+    }
+}

java/reverse/ReverseSum.java

@@ -0,0 +1,68 @@
+package reverse;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Arrays;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public class ReverseSum {
+
+    public static void main(String[] args) throws IOException {
+        FastScanner sc = new FastScanner();
+        int[][] lines = new int[8][];
+        int linesCount = 0;
+
+        while (sc.hasNextLine()) {
+            int[] line = new int[8];
+            int count = 0;
+
+            while (sc.hasNextInt()) {
+                if (count >= line.length) {
+                    line = Arrays.copyOf(line, line.length * 2);
+                }
+                line[count++] = sc.nextInt();
+            }
+            sc.nextLine();
+
+            line = Arrays.copyOf(line, count);
+
+            if (linesCount >= lines.length) {
+                lines = Arrays.copyOf(lines, lines.length * 2);
+            }
+            lines[linesCount++] = line;
+        }
+
+        printResult(linesCount, lines);
+    }
+
+    private static void printResult(int linesCount, int[][] lines) {
+        PrintWriter out = new PrintWriter(System.out);
+
+        for (int i = 0; i < linesCount; i++) {
+            int[] line = lines[i];
+
+            for (int j = 0; j < line.length; j++) {
+                if (j > 0) out.print(" ");
+
+                int sum = 0;
+
+                for (int m = 0; m < lines[i].length; m++) {
+                    sum += lines[i][m];
+                }
+
+                for (int k = 0; k < linesCount; k++) {
+                    if (k != i && lines[k].length > j) {
+                        sum += lines[k][j];
+                    }
+                }
+
+                out.print(sum);
+            }
+            out.println();
+        }
+
+        out.flush();
+    }
+}