#include using namespace std; typedef long long ll; class LazySegmentTree{ public: int n; vector node, lazy; LazySegmentTree(vector v){ int sz = v.size(); n = 1; while(n < sz) n *= 2; node.resize(2*n-1, 0); lazy.resize(2*n-1, 0); for(int i=0; i=0; i--) node[i] = node[2*i+1] + node[2*i+2]; } void eval(int k, int l, int r){ if(lazy[k] != 0){ node[k] += lazy[k]; if(r - l > 1){ lazy[2*k+1] += lazy[k] / 2; lazy[2*k+2] += lazy[k] / 2; } lazy[k] = 0; } } void add(int a, int b, ll x, int k=0, int l=0, int r=-1){ if(r < 0) r = n; eval(k, l, r); if(b <= l || r <= a) return ; if(a <= l && r <= b){ lazy[k] += (r - l) * x; eval(k, l, r); } else{ add(a, b, x, 2*k+1, l, (l+r)/2); add(a, b, x, 2*k+2, (l+r)/2, r); node[k] = node[2*k+1] + node[2*k+2]; } } ll getsum(int a, int b, int k=0, int l=0, int r=-1){ if(r < 0) r = n; if(b <= l || r <= a) return 0; eval(k, l, r); if(a <= l && r <= b) return node[k]; ll vl = getsum(a, b, 2*k+1, l, (l+r)/2); ll vr = getsum(a, b, 2*k+2, (l+r)/2, r); return vl + vr; } }; int main(){ int n,q;cin >> n >> q; vector a(n); for(int i=0;i> a[i]; } LazySegmentTree seg(vector(n,0)); vector b(n); vector c(q); vector x(q),y(q); for(int i=0;i> c[i] >> x[i] >> y[i]; if(c[i]=='B'){ y[i]--; } x[i]--; } for(int i=q-1;i>=0;i--){ if(c[i]=='A'){ b[x[i]]+=seg.getsum(x[i],x[i]+1)*y[i]; } else{ seg.add(x[i],y[i]+1,1); } } for(int i=0;i