#include using namespace std; #define int long long using ll=long long; using vi=vector; using pii=pair; #define ALL(c) begin(c),end(c) #define RALL(c) rbegin(c),rend(c) #define ITR(i,b,e) for(auto i=(b);i!=(e);++i) #define FORE(x,c) for(auto &x:c) #define REPF(i,a,n) for(int i=a,i##len=(int)(n);i=0;--i) #define SZ(c) ((int)c.size()) #define CONTAIN(c,x) (c.find(x)!=end(c)) #define OUTOFRANGE(y,x,h,w) (y<0||x<0||y>=h||x>=w) #define dump(...) const int DX[9]={0,1,0,-1,1,1,-1,-1,0},DY[9]={-1,0,1,0,-1,1,1,-1,0}; #define INF (1001001001) #define INFLL (1001001001001001001ll) template ostream& operator << (ostream &os,const vector &v) { ITR(i,begin(v),end(v)) os<<*i<<(i==end(v)-1?"":"\n"); return os; } template istream& operator >> (istream &is,vector &v) { ITR(i,begin(v),end(v)) is>>*i; return is; } template istream& operator >> (istream &is, pair &p) { is>>p.first>>p.second; return is; } template bool chmax(T &a,const T &b) {if(a bool chmin(T &a,const T &b) {if(b using heap = priority_queue,greater>; struct before_main_function { before_main_function() { #ifdef int #undef INF #define INF INFLL #define stoi stoll #endif cin.tie(0);ios::sync_with_stdio(false); cout<>N>>K>>Q; map R,C; set R_idx,C_idx; REP(i,Q) { string a; int b,c; cin>>a>>b>>c; b--; if(a=="R") { if(CONTAIN(R,b) && CONTAIN(R_idx,R[b].second)) { R_idx.erase(R[b].second); } R_idx.insert(i); R[b]={c,i}; } else { if(CONTAIN(C,b) && CONTAIN(C_idx,C[b].second)) { C_idx.erase(C[b].second); } C_idx.insert(i); C[b]={c,i}; } } vector R_idx_v(ALL(R_idx)),C_idx_v(ALL(C_idx)); sort(ALL(R_idx_v)); sort(ALL(C_idx_v)); vector ans(K,0); REP(i,N) { if(!CONTAIN(R,i)) continue; int tmp=distance(lower_bound(ALL(C_idx_v),R[i].second),end(C_idx_v)); ans[R[i].first-1]+=N-tmp; } REP(j,N) { if(!CONTAIN(C,j)) continue; int tmp=distance(lower_bound(ALL(R_idx_v),C[j].second),end(R_idx_v)); ans[C[j].first-1]+=N-tmp; } int sum=0; REP(i,K) { sum+=ans[i]; } ans[0]+=N*N-sum; cout<