using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Text;
using System.Linq;

using E = System.Linq.Enumerable;

namespace Codejam {

    internal partial class Solver {
        public void Run() {
            int t = ni();
            int caseNo = 1;
            while (t-- > 0) {
                var s = ns();

                int ans = int.MaxValue;

                memo = new int?[s.Length + 1, 3, 3];
                for (int i = 0; i < 3; i++) {
                    int changed = toInt(s[0]) == i ? 0 : 1;
                    ans = Math.Min(ans, dfs(s, 1, i, i) + changed);
                }
                cout.WriteLine("Case #{0}: {1}", caseNo++, ans);
            }
        }
        int toInt(char c) {
            return "RPS".IndexOf(c);
        }
        int?[,,] memo;
        int dfs(string s, int pos, int first, int last) {
            if (pos == s.Length) return 0;
            if (!memo[pos, first, last].HasValue) {
                int ans = int.MaxValue / 4;
                var d = toInt(s[pos]);
                for (int i = 0; i < 3; i++) {
                    int changed = d == i ? 0 : 1;
                    if (i == last) continue;
                    if (pos == s.Length - 1 && i == first) continue;
                    ans = Math.Min(ans, dfs(s, pos + 1, first, i) + changed);
                }

                memo[pos, first, last] = ans;
            }
            return memo[pos, first, last].Value;
        }
    }

    // PREWRITEN CODE BEGINS FROM HERE
    internal partial class Solver : Scanner {
        public static void Main() {
#if LOCAL
            byte[] inputBuffer = new byte[1000000];
            var inputStream = Console.OpenStandardInput(inputBuffer.Length);
            using (var reader = new StreamReader(inputStream, Console.InputEncoding, false, inputBuffer.Length)) {
                Console.SetIn(reader);
                new Solver(Console.In, Console.Out).Run();
            }
#else
            Console.SetOut(new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false });
            new Solver(Console.In, Console.Out).Run();
            Console.Out.Flush();
#endif
        }

#pragma warning disable IDE0052
        private readonly TextReader cin;
        private readonly TextWriter cout;
#pragma warning restore IDE0052

        public Solver(TextReader reader, TextWriter writer)
            : base(reader) {
            cin = reader;
            cout = writer;
        }
        public Solver(string input, TextWriter writer)
            : this(new StringReader(input), writer) {
        }

#pragma warning disable IDE1006
#pragma warning disable IDE0051
        private int ni() { return NextInt(); }
        private int[] ni(int n) { return NextIntArray(n); }
        private long nl() { return NextLong(); }
        private long[] nl(int n) { return NextLongArray(n); }
        private double nd() { return NextDouble(); }
        private double[] nd(int n) { return NextDoubleArray(n); }
        private string ns() { return Next(); }
        private string[] ns(int n) { return NextArray(n); }
#pragma warning restore IDE1006
#pragma warning restore IDE0051
    }

    internal static class LinqPadExtension {
        [Conditional("DEBUG")]
        public static void Dump<T>(this T obj) {
#if DEBUG
            LINQPad.Extensions.Dump(obj);
#endif
        }
    }

    public class Scanner {
        private readonly TextReader Reader;
        private readonly CultureInfo ci = CultureInfo.InvariantCulture;

        private readonly char[] buffer = new char[2 * 1024];
        private int cursor = 0, length = 0;
        private string Token;
        private readonly StringBuilder sb = new StringBuilder(1024);

        public Scanner()
            : this(Console.In) {
        }

        public Scanner(TextReader reader) {
            Reader = reader;
        }

        public int NextInt() { return checked((int)NextLong()); }
        public long NextLong() {
            var s = Next();
            long r = 0;
            int i = 0;
            bool negative = false;
            if (s[i] == '-') {
                negative = true;
                i++;
            }
            for (; i < s.Length; i++) {
                r = r * 10 + (s[i] - '0');
#if DEBUG
                if (!char.IsDigit(s[i])) throw new FormatException();
#endif
            }
            return negative ? -r : r;
        }
        public double NextDouble() { return double.Parse(Next(), ci); }
        public string[] NextArray(int size) {
            string[] array = new string[size];
            for (int i = 0; i < size; i++) {
                array[i] = Next();
            }

            return array;
        }
        public int[] NextIntArray(int size) {
            int[] array = new int[size];
            for (int i = 0; i < size; i++) {
                array[i] = NextInt();
            }

            return array;
        }

        public long[] NextLongArray(int size) {
            long[] array = new long[size];
            for (int i = 0; i < size; i++) {
                array[i] = NextLong();
            }

            return array;
        }

        public double[] NextDoubleArray(int size) {
            double[] array = new double[size];
            for (int i = 0; i < size; i++) {
                array[i] = NextDouble();
            }

            return array;
        }

        public string Next() {
            if (Token == null) {
                if (!StockToken()) {
                    throw new Exception();
                }
            }
            var token = Token;
            Token = null;
            return token;
        }

        public bool HasNext() {
            if (Token != null) {
                return true;
            }

            return StockToken();
        }

        private bool StockToken() {
            while (true) {
                sb.Clear();
                while (true) {
                    if (cursor >= length) {
                        cursor = 0;
                        if ((length = Reader.Read(buffer, 0, buffer.Length)) <= 0) {
                            break;
                        }
                    }
                    var c = buffer[cursor++];
                    if (33 <= c && c <= 126) {
                        sb.Append(c);
                    } else {
                        if (sb.Length > 0) break;
                    }
                }

                if (sb.Length > 0) {
                    Token = sb.ToString();
                    return true;
                }

                return false;
            }
        }
    }
}