git reimport

archive/2017.03/2017.03.18 - VK Cup 2017 - Round 1/TaskD.java

@@ -0,0 +1,43 @@
+package chelper;
+
+import java.util.Arrays;
+
+import io.InputReader;
+import io.OutputWriter;
+
+public class TaskD {
+  public void solve(int testNumber, InputReader in, OutputWriter out) {
+    int n = in.nextInt();
+    char[] a = in.nextString().toCharArray();
+
+    char c1 = 'V';
+    char c2 = 'K';
+
+    int[][] dp = new int[n][3];
+    for (int i = 0; i < n; i++) {
+      Arrays.fill(dp[i], 100000);
+    }
+
+    if (a[0] == c1) {
+      dp[0][0] = 0;
+    } else if (a[0] == c2) {
+      dp[0][1] = 0;
+    } else {
+      dp[0][2] = 0;
+    }
+
+    for (int i = 1; i < n; i++) {
+      if (a[i] == c1) {
+        dp[i][2] = Math.min(dp[i][2], dp[i - 1][0]);
+        dp[i][2] = Math.min(dp[i][2], dp[i - 1][1]);
+        dp[i][2] = Math.min(dp[i][2], dp[i - 1][2]);
+      } else if (a[i] == c2) {
+
+      } else {
+        dp[i][2] = Math.min(dp[i][2], dp[i - 1][0]);
+        dp[i][2] = Math.min(dp[i][2], dp[i - 1][1]);
+        dp[i][2] = Math.min(dp[i][2], dp[i - 1][2]);
+      }
+    }
+  }
+}