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#pragma comment(linker, "/STACK:102400000,102400000") #include <algorithm> #include <iostream> #include <cstdlib> #include <cstring> #include <sstream> #include <vector> #include <cstdio> #include <bitset> #include <string> #include <cmath> #include <deque> #include <queue> #include <stack> #include <map> #include <set> using namespace std; typedef long long ll; const double pi = acos(-1.0); const int eps = 1e-10; const int mod = 1e9 + 7; const int INF = 0x3f3f3f3f; const int maxn = 1e5 + 10;
typedef pair<int, int> P; vector<int> vx, vy; vector<P> t[maxn], ask[maxn]; int T, n, m, k;
int a_t[maxn]; struct node { ll sum; ll lazy;
} A[maxn << 2];
void build(int u, int l, int r) { A[u].lazy = 0; if (l == r) { A[u].sum = 0; return; } int mid = (l + r) / 2; build(2 * u, l, mid); build(2 * u + 1, mid + 1, r); A[u].sum = A[2 * u].sum + A[2 * u + 1].sum; }
void pushdown(int u, int l,int r) { if (A[u].lazy == 0) return ; int mid = (l + r) / 2; A[u * 2].sum += A[u].lazy * (mid - l + 1); A[u * 2 + 1].sum += A[u].lazy * (r - mid); A[u * 2].lazy += A[u].lazy; A[u * 2 + 1].lazy += A[u].lazy; A[u].lazy = 0; }
void add(int u, int sl, int sr, int l, int r, ll k) { if (l > sr || r < sl) return ; if (l <= sl && r >= sr) { A[u].sum += k * (sr - sl + 1); A[u].lazy += k; return ; } pushdown(u, sl, sr); int mid = (sl + sr) / 2; add(2 * u, sl, mid, l, r, k); add(2 * u + 1, mid + 1, sr, l, r, k); A[u].sum = A[u * 2].sum + A[u * 2 + 1].sum; return ; }
ll query(int u, int sl, int sr, int l, int r) { if (l > sr || r < sl) return 0; if (l <= sl && r >= sr) return A[u].sum; pushdown(u, sl, sr); int mid = (sl + sr) / 2; return (query(2 * u, sl, mid, l, r) + query(2 * u + 1, mid + 1, sr, l, r)); }
struct line { int x, y; char dir; bool operator <(const line &A) const { return x < A.x; } } a[maxn];
void LiSanhua(line a[], int k) {
vx.clear(); vy.clear(); for(int i = 1; i <= k; i++) vx.push_back(a[i].x), vy.push_back(a[i].y); sort(vx.begin(), vx.end()); sort(vy.begin(), vy.end()); vx.erase(unique(vx.begin(), vx.end()), vx.end()); vy.erase(unique(vy.begin(), vy.end()), vy.end()); n = vx.size() + 1; m = vy.size() + 1; for (int i = 1; i <= k; i++) a[i].x = lower_bound(vx.begin(), vx.end(), a[i].x) - vx.begin() + 1, a[i].y = lower_bound(vy.begin(), vy.end(), a[i].y) - vy.begin() + 1; }
int main() { scanf("%d", &T); while (T--) { ll ans = 0; scanf("%d%d%d", &n, &m, &k); for (int i = 1; i <= k; i++) scanf("%d%d %c", &a[i].x, &a[i].y, &a[i].dir); LiSanhua(a, k); build(1, 1, m); sort(a + 1, a + k + 1); for (int i = 1; i <= k; i++) { if (a[i].dir == 'U') { add(1, 1, m, a[i].y, m, 1); } else if (a[i].dir == 'D') { add(1, 1, m, 1, a[i].y, 1); } else if (a[i].dir == 'L') { ans += query(1, 1, m, a[i].y, a[i].y); } } build(1, 1, m); for (int i = k; i >= 1; i--) { if (a[i].dir == 'U') { add(1, 1, m, a[i].y, m, 1); } else if (a[i].dir == 'D') { add(1, 1, m, 1, a[i].y, 1); } else if (a[i].dir == 'R') { ans += query(1, 1, m, a[i].y, a[i].y); } } printf("%lld\n", ans + 1); } return 0; }
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