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#include <bits/stdc++.h>
#define all(x) (x).begin(),(x).end()
using namespace std;

using ll = long long;
using ld = long double;

//#define int ll
#define sz(x) ((int)(x).size())

using pii = pair<int,int>;
using tii = tuple<int,int,int>;

const int nmax = 2e3 + 5;

char mat[nmax][nmax];

struct Map {
  unordered_map<char,int> a;
  void emplace(char x) { a[x]++; }
  void erase(int x) {
    a[x]--;
    if(a[x] == 0) a.erase(x);
    return;
  }
  int size() { return sz(a); }
};

Map rows[nmax], cols[nmax];
int occr[nmax], occc[nmax];

signed main() {
  cin.tie(0) -> sync_with_stdio(0);
  int n, m;
  cin >> n >> m;
  
  for(int i = 1; i <= n; i++) {
    for(int j = 1; j <= m; j++) {
      cin >> mat[i][j];
      rows[i].emplace(mat[i][j]);
      cols[j].emplace(mat[i][j]);
    }
  }
  
  queue<pair<char, int>> opers;
  for(int i = 1; i <= n; i++) 
    if(sz(rows[i]) == 1) opers.emplace('R', i), occr[i] = 1;
  for(int i = 1; i <= m; i++) 
    if(sz(cols[i]) == 1) opers.emplace('K', i), occc[i] = 1;

  vector<tuple<char,int,char>> printer;
    
  while(!opers.empty()) {
    auto [c, i] = opers.front();
    opers.pop();
    if(sz(c == 'R'? rows[i] : cols[i]) == 0) continue;
    printer.emplace_back(c, i, (c == 'R'? rows[i].a.begin() -> first : cols[i].a.begin() -> first));
    //cerr << c << ' ' << i << ' ' << get<2>(printer.back()) << '\n';
    if(c == 'R') {
      for(int j = 1; j <= m; j++) {
        if(mat[i][j] != 0)
          cols[j].erase(mat[i][j]), mat[i][j] = 0;
        if(occc[j] == 0 && sz(cols[j]) == 1)
          opers.emplace('K', j), occc[j] = 1;
          
      }
    }
    else {
      for(int j = 1; j <= n; j++) {
        if(mat[j][i] != 0)
          rows[j].erase(mat[j][i]), mat[j][i] = 0;
        if(occr[j] == 0 && sz(rows[j]) == 1)
          opers.emplace('R', j), occr[j] = 1;
      }
    }
  }
  
  cout << sz(printer) << '\n';
  for(auto [a, b, c] : printer | views::reverse)
    cout << a << ' ' << b << ' ' << c << '\n';
  
}

/**
  Anul asta nu se da centroid
  -- Rugaciunile mele
*/