using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using static System.Math;
using System.Text;
using System.Threading;
using System.Globalization;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using Library;

namespace Program
{
    public static class ProblemB
    {
        static bool SAIKI = false;
        static public int numberOfRandomCases = 0;
        static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker)
        {
        }
        static public void Solve()
        {
            var N = NN;
            var M = NN;
            var Q = NN;
            var PS = Repeat(0, N).Select(_ => new { P = NN - 1, S = NS }).ToArray();
            var LR = Repeat(0, Q).Select(_ => new { L = NN, R = NN }).ToArray();

            var penaTmpCount = new int[M];
            var penaCountList = Repeat(0, M).Select(_ => new LIB_Deque<int>()).ToArray();
            var acCount = 0;
            var penaCount = 0;
            var mo = new LIB_MoAlgorithm();
            mo.SetRightAddMethod(idx =>
            {
                if (PS[idx].S == "AC")
                {
                    penaCountList[PS[idx].P].PushBack(penaTmpCount[PS[idx].P]);
                    if (penaCountList[PS[idx].P].Count == 1)
                    {
                        penaCount += penaCountList[PS[idx].P].Front;
                        ++acCount;
                    }
                    penaTmpCount[PS[idx].P] = 0;
                }
                else
                {
                    ++penaTmpCount[PS[idx].P];
                }
            }).SetRightDeleteMethod(idx =>
            {
                if (PS[idx].S == "AC")
                {
                    if (penaCountList[PS[idx].P].Count == 1)
                    {
                        penaCount -= penaCountList[PS[idx].P].Front;
                        --acCount;
                    }
                    penaTmpCount[PS[idx].P] = penaCountList[PS[idx].P].PopBack();
                }
                else
                {
                    --penaTmpCount[PS[idx].P];
                }
            }).SetLeftAddMethod(idx =>
            {
                if (PS[idx].S == "AC")
                {
                    if (penaCountList[PS[idx].P].Count >= 1) penaCount -= penaCountList[PS[idx].P].Front;
                    else
                    {
                        ++acCount;
                    }
                    penaCountList[PS[idx].P].PushFront(0);
                }
                else
                {
                    if (penaCountList[PS[idx].P].Count >= 1)
                    {
                        penaCountList[PS[idx].P].PushFront(penaCountList[PS[idx].P].PopFront() + 1);
                        ++penaCount;
                    }
                    else
                    {
                        ++penaTmpCount[PS[idx].P];
                    }
                }
            }).SetLeftDeleteMethod(idx =>
            {
                if (PS[idx].S == "AC")
                {
                    penaCountList[PS[idx].P].PopFront();
                    if (penaCountList[PS[idx].P].Count >= 1) penaCount += penaCountList[PS[idx].P].Front;
                    else
                    {
                        --acCount;
                    }
                }
                else
                {
                    if (penaCountList[PS[idx].P].Count >= 1)
                    {
                        penaCountList[PS[idx].P].PushFront(penaCountList[PS[idx].P].PopFront() - 1);
                        --penaCount;
                    }
                    else
                    {
                        --penaTmpCount[PS[idx].P];
                    }
                }
            });
            var answer = new string[Q];
            mo.SetChecker(idx =>
            {
                answer[idx] = $"{acCount} {penaCount}";
            });
            foreach (var item in LR)
            {
                mo.AddQuery(item.L - 1, item.R);
            }
            mo.Build();
            foreach (var item in answer)
            {
                Console.WriteLine(item);
            }
        }
        class Printer : StreamWriter
        {
            public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } }
            public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; }
            public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; }
        }
        static LIB_FastIO fastio = new LIB_FastIODebug();
        static string[] args;
        static public void Main(string[] args_t) { args = args_t; if (args_t.Length == 0) { fastio = new LIB_FastIO(); Console.SetOut(new Printer(Console.OpenStandardOutput())); } if (SAIKI) { var t = new Thread(Solve, 134217728); t.Start(); t.Join(); } else Solve(); Console.Out.Flush(); }
        static long NN => fastio.Long();
        static double ND => fastio.Double();
        static string NS => fastio.Scan();
        static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray();
        static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray();
        static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray();
        static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred);
        static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n);
        static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c);
        static IOrderedEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => Enumerable.OrderBy(x, _ => xorshift);
        static IOrderedEnumerable<T> OrderBy<T>(this IEnumerable<T> x) => Enumerable.OrderBy(x.OrderByRand(), e => e);
        static IOrderedEnumerable<T1> OrderBy<T1, T2>(this IEnumerable<T1> x, Func<T1, T2> selector) => Enumerable.OrderBy(x.OrderByRand(), selector);
        static IOrderedEnumerable<T> OrderByDescending<T>(this IEnumerable<T> x) => Enumerable.OrderByDescending(x.OrderByRand(), e => e);
        static IOrderedEnumerable<T1> OrderByDescending<T1, T2>(this IEnumerable<T1> x, Func<T1, T2> selector) => Enumerable.OrderByDescending(x.OrderByRand(), selector);
        static IOrderedEnumerable<string> OrderBy(this IEnumerable<string> x) => x.OrderByRand().OrderBy(e => e, StringComparer.OrdinalIgnoreCase);
        static IOrderedEnumerable<T> OrderBy<T>(this IEnumerable<T> x, Func<T, string> selector) => x.OrderByRand().OrderBy(selector, StringComparer.OrdinalIgnoreCase);
        static IOrderedEnumerable<string> OrderByDescending(this IEnumerable<string> x) => x.OrderByRand().OrderByDescending(e => e, StringComparer.OrdinalIgnoreCase);
        static IOrderedEnumerable<T> OrderByDescending<T>(this IEnumerable<T> x, Func<T, string> selector) => x.OrderByRand().OrderByDescending(selector, StringComparer.OrdinalIgnoreCase);
        static string Join<T>(this IEnumerable<T> x, string separator = "") => string.Join(separator, x);
        static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } }
        static IEnumerator<uint> _xsi = _xsc();
        static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true) { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } }
        static bool Chmax<T>(this ref T lhs, T rhs) where T : struct, IComparable<T> { if (lhs.CompareTo(rhs) < 0) { lhs = rhs; return true; } return false; }
        static bool Chmin<T>(this ref T lhs, T rhs) where T : struct, IComparable<T> { if (lhs.CompareTo(rhs) > 0) { lhs = rhs; return true; } return false; }
        static void Fill<T>(this T[] array, T value) => array.AsSpan().Fill(value);
        static void Fill<T>(this T[,] array, T value) => MemoryMarshal.CreateSpan(ref array[0, 0], array.Length).Fill(value);
        static void Fill<T>(this T[,,] array, T value) => MemoryMarshal.CreateSpan(ref array[0, 0, 0], array.Length).Fill(value);
        static void Fill<T>(this T[,,,] array, T value) => MemoryMarshal.CreateSpan(ref array[0, 0, 0, 0], array.Length).Fill(value);
    }
}
namespace Library {
    class LIB_FastIO
    {
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public LIB_FastIO() { str = Console.OpenStandardInput(); }
        readonly Stream str;
        readonly byte[] buf = new byte[2048];
        int len, ptr;
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        byte read()
        {
            if (ptr >= len)
            {
                ptr = 0;
                if ((len = str.Read(buf, 0, 2048)) <= 0)
                {
                    return 0;
                }
            }
            return buf[ptr++];
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        char Char()
        {
            byte b = 0;
            do b = read();
            while (b < 33 || 126 < b);
            return (char)b;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        virtual public string Scan()
        {
            var sb = new StringBuilder();
            for (var b = Char(); b >= 33 && b <= 126; b = (char)read())
                sb.Append(b);
            return sb.ToString();
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        virtual public long Long()
        {
            long ret = 0; byte b = 0; var ng = false;
            do b = read();
            while (b != '-' && (b < '0' || '9' < b));
            if (b == '-') { ng = true; b = read(); }
            for (; true; b = read())
            {
                if (b < '0' || '9' < b)
                    return ng ? -ret : ret;
                else ret = (ret << 3) + (ret << 1) + b - '0';
            }
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        virtual public double Double() { return double.Parse(Scan(), CultureInfo.InvariantCulture); }
    }
    class LIB_FastIODebug : LIB_FastIO
    {
        Queue<string> param = new Queue<string>();
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue(); }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public LIB_FastIODebug() { }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public override string Scan() => NextString();
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public override long Long() => long.Parse(NextString());
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public override double Double() => double.Parse(NextString());
    }
    class LIB_Deque<T>
    {
        T[] array;
        int front, cap;
        public int Count;
        public T this[long i]
        {
            [MethodImpl(MethodImplOptions.AggressiveInlining)]
            get { return array[GetIndex((int)i)]; }
            [MethodImpl(MethodImplOptions.AggressiveInlining)]
            set { array[GetIndex((int)i)] = value; }
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public LIB_Deque(long cap = 16)
        {
            array = new T[this.cap = (int)cap];
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        int GetIndex(int i)
        {
            if (i >= cap) throw new Exception();
            var r = front + i;
            return r >= cap ? r - cap : r;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public void PushFront(T x)
        {
            if (Count == cap) Extend();
            if (--front < 0) front += array.Length;
            array[front] = x;
            ++Count;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public T PopFront()
        {
            if (Count-- == 0) throw new Exception();
            var r = array[front++];
            if (front >= cap) front -= cap;
            return r;
        }
        public T Front => array[front];
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public void PushBack(T x)
        {
            if (Count == cap) Extend();
            var i = front + Count++;
            array[i >= cap ? i - cap : i] = x;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public T PopBack()
        {
            if (Count == 0) throw new Exception();
            return array[GetIndex(--Count)];
        }
        public T Back => array[GetIndex(Count - 1)];
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        void Extend()
        {
            T[] nb = new T[cap << 1];
            if (front > cap - Count)
            {
                var l = array.Length - front; Array.Copy(array, front, nb, 0, l);
                Array.Copy(array, 0, nb, l, Count - l);
            }
            else Array.Copy(array, front, nb, 0, Count);
            array = nb; front = 0; cap <<= 1;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public void Insert(long i, T x)
        {
            if (i > Count) throw new Exception();
            this.PushFront(x);
            for (int j = 0; j < i; j++) this[j] = this[j + 1];
            this[i] = x;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public T RemoveAt(long i)
        {
            if (i < 0 || i >= Count) throw new Exception();
            var r = this[i];
            for (var j = i; j > 0; j--) this[j] = this[j - 1];
            this.PopFront();
            return r;
        }
    }
    class LIB_MoAlgorithm
    {
        readonly struct Query
        {
            public readonly int idx;
            public readonly int l;
            public readonly int r;
            public Query(int idx, int l, int r) { this.idx = idx; this.l = l; this.r = r; }
        }
        int maxL;
        int maxR;
        int minL;
        int minR;
        int queryNum;
        List<Query> queries;
        Action<int> rightAdd;
        Action<int> leftAdd;
        Action<int> rightDelete;
        Action<int> leftDelete;
        Action<int> checker;
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public LIB_MoAlgorithm()
        {
            maxL = maxR = int.MinValue;
            minL = minR = int.MaxValue;
            queries = new List<Query>();
            rightAdd = e => { };
            leftAdd = e => { };
            rightDelete = e => { };
            leftDelete = e => { };
            checker = e => { };
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public int AddQuery(long L, long R)
        {
            var l = (int)L;
            var r = (int)R;
            if (maxL < l) maxL = l;
            if (minL > l) minL = l;
            if (maxR < r) maxR = r;
            if (minR > r) minR = r;
            queries.Add(new Query(queryNum, l, r));
            ++queryNum;
            return queryNum - 1;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した 範囲index を区間に追加するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetAddMethod(Action<int> act)
        {
            leftAdd = rightAdd = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した 範囲index を区間の右に追加するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetRightAddMethod(Action<int> act)
        {
            rightAdd = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した 範囲index を区間の左に追加するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetLeftAddMethod(Action<int> act)
        {
            leftAdd = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した 範囲index を区間から削除するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetDeleteMethod(Action<int> act)
        {
            leftDelete = rightDelete = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した 範囲index を区間の右から削除するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetRightDeleteMethod(Action<int> act)
        {
            rightDelete = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した 範囲index を区間の左から削除するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetLeftDeleteMethod(Action<int> act)
        {
            leftDelete = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        /// <summary>
        /// 指定した クエリindex の答えを処理するメソッドを設定
        /// </summary>
        public LIB_MoAlgorithm SetChecker(Action<int> act)
        {
            checker = act;
            return this;
        }
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public void Build()
        {
            Query[] sorted;
            if (maxL - minL > maxR - minR)
            {
                var blockSize = Max(1, (int)(1.7320508 * (maxR - minR + 1) / Sqrt(2 * queryNum)));
                sorted = queries.OrderBy(e => (e.r - minR + 1) / blockSize).ThenBy(e => (((e.r - minR + 1) / blockSize & 1) == 1) ? -e.l : e.l).ToArray();
            }
            else
            {
                var blockSize = Max(1, (int)(1.7320508 * (maxL - minL + 1) / Sqrt(2 * queryNum)));
                sorted = queries.OrderBy(e => (e.l - minL + 1) / blockSize).ThenBy(e => (((e.l - minL + 1) / blockSize & 1) == 1) ? -e.r : e.r).ToArray();
            }
            var lidx = 0;
            var ridx = 0;
            foreach (var item in sorted)
            {
                while (item.l < lidx) leftAdd(--lidx);
                while (ridx < item.r) rightAdd(ridx++);
                while (lidx < item.l) leftDelete(lidx++);
                while (item.r < ridx) rightDelete(--ridx);
                checker(item.idx);
            }
        }
    }
}