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//range add point value template <typename T> struct dual_segment_tree{ int N; vector<T> ST; dual_segment_tree(int n){ N = 1; while (N < n){ N *= 2; } ST = vector<T>(N * 2 - 1, 0); } dual_segment_tree(vector<T> A){ int n = A.size(); N = 1; while (N < n){ N *= 2; } ST = vector<T>(N * 2 - 1, 0); for (int i = 0; i < n; i++){ ST[N - 1 + i] = A[i]; } } T operator [](int k){ k += N - 1; T ans = ST[k]; while (k > 0){ k = (k - 1) / 2; ans += ST[k]; } return ans; } void range_add(int L, int R, T x, int i, int l, int r){ if (R <= l || r <= L){ return; } else if (L <= l && r <= R){ ST[i] += x; return; } else { int m = (l + r) / 2; range_add(L, R, x, i * 2 + 1, l, m); range_add(L, R, x, i * 2 + 2, m, r); return; } } void range_add(int L, int R, T x){ range_add(L, R, x, 0, 0, N); } void all_add(T x){ ST[0] += x; } };
#line 1 "old_Range_Queries/Range_Add_Point_Value.cpp" //range add point value template <typename T> struct dual_segment_tree{ int N; vector<T> ST; dual_segment_tree(int n){ N = 1; while (N < n){ N *= 2; } ST = vector<T>(N * 2 - 1, 0); } dual_segment_tree(vector<T> A){ int n = A.size(); N = 1; while (N < n){ N *= 2; } ST = vector<T>(N * 2 - 1, 0); for (int i = 0; i < n; i++){ ST[N - 1 + i] = A[i]; } } T operator [](int k){ k += N - 1; T ans = ST[k]; while (k > 0){ k = (k - 1) / 2; ans += ST[k]; } return ans; } void range_add(int L, int R, T x, int i, int l, int r){ if (R <= l || r <= L){ return; } else if (L <= l && r <= R){ ST[i] += x; return; } else { int m = (l + r) / 2; range_add(L, R, x, i * 2 + 1, l, m); range_add(L, R, x, i * 2 + 2, m, r); return; } } void range_add(int L, int R, T x){ range_add(L, R, x, 0, 0, N); } void all_add(T x){ ST[0] += x; } };