git reimport

archive/2019.02/2019.02.24 - KickstartPrep/TaskB.java

@@ -0,0 +1,44 @@
+package chelper;
+
+import io.InputReader;
+import io.OutputWriter;
+import misc.SavingChelperSolution;
+
+
+public class TaskB extends SavingChelperSolution {
+
+  public void solve(int testNumber, InputReader in, OutputWriter out) {
+    wrapSolve(testNumber, in, out);
+  }
+
+  @Override
+  public void solve(int testNumber) {
+    out.printf("Case #%d: ", testNumber);
+
+    int n = in.nextInt();
+
+    String s = in.nextString();
+
+    int[] a = new int[n];
+
+    for (int i = 0; i < n; i++) {
+      a[i] = s.charAt(i) - '0';
+    }
+
+    int k = (n + 1) / 2;
+
+    int sum = 0;
+
+    for (int i = 0; i < k; i++) {
+      sum += a[i];
+    }
+    int max = sum;
+
+    for (int i = k; i < n; i++) {
+      sum += a[i] - a[i - k];
+      max = Math.max(max, sum);
+    }
+
+    out.println(max);
+  }
+}