Backup before major change for vus cossack strings

Author: javaarchive

Code-Forces/bin/cat_party.class

@@ -0,0 +1,33 @@
+import java.util.*;
+public class cat_party {
+
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		int N = sc.nextInt();
+		int[] days = new int[N];
+		for(int i = 0; i < N; i ++) {
+			days[i] = sc.nextInt();
+		}
+		
+		HashMap<Integer,Integer> freq = new HashMap<Integer,Integer>();
+		int out = N;
+		for(int i = 0; i < N; i ++) {
+			freq.putIfAbsent(days[i], 0);
+			freq.put(days[i],freq.get(days[i])+1);
+			//System.out.println(freq);
+			Set<Integer> values = new HashSet<Integer>(freq.values());
+			//System.out.println("Map "+values.size()+" i = "+i+" "+values);
+			if(values.size() == 2) {
+				//System.out.println("Day "+i);
+				out = i + 1;
+			}
+		}
+		Set<Integer> values = new HashSet<Integer>(freq.values());
+		//System.out.println("Map "+values.size()+" i = "+N+" "+values);
+		
+		//System.out.println(freq);
+		System.out.println(out);
+		sc.close();
+	}
+
+}

Code-Forces/bin/programming_rewards.class

@@ -0,0 +1,15 @@
+import java.util.*;
+public class programming_rewards {
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		int x = sc.nextInt();
+		int y = sc.nextInt();
+		int z = sc.nextInt();
+		if(x > y || x > z) {
+			System.out.println("No");
+		}else {
+			System.out.println("Yes");
+		}
+	}
+
+}

Code-Forces/bin/vus_cossack_strings.class

@@ -0,0 +1,48 @@
+import java.util.*;
+
+public class vus_cossack_strings {
+	public static int diff(String m, String p) {
+		int answer = 0;
+		assert (m.length() == p.length());
+		int N = m.length();
+		for(int i = 0; i < N; i ++) {
+			if(m.charAt(i) != p.charAt(i)) {
+				answer ++;
+			}
+		}
+		return answer;
+	}
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		String a = sc.nextLine();
+		String b = sc.nextLine();
+		sc.close();
+		int lenA = a.length();
+		int len = b.length();
+		List<String> substrings = new ArrayList<String>();
+		/*
+		for(int i = 0 ; i < lenA; i ++) {
+			if(a.charAt(i) == 1) {
+				
+			}else {
+				// assert (a.charAt(i) == 0);
+			}
+		}
+		*/
+		for(int i = 0; i < lenA; i++) {
+			if(i + len > lenA) {
+				break;
+			}
+			substrings.add(a.substring(i, i + len));
+		}
+		int count = 0;
+		//System.out.println(substrings);
+		for(String s:substrings) {
+			if(diff(s,b) % 2 == 0) {
+				count++;
+			}
+		}
+		System.out.println(count);
+	}
+
+}