diff --git a/LibreOJ/134/134.cpp b/LibreOJ/134/134.cpp
new file mode 100644
index 00000000..93d692f9
--- /dev/null
+++ b/LibreOJ/134/134.cpp
@@ -0,0 +1,66 @@
+#include <iostream>
+
+using std::cin;
+using std::cout;
+const char endl = '\n';
+
+const int N = (1 << 12) + 5;
+
+int n, m, op;
+long long c[N][N];
+
+int lowbit(int x) {
+    return x & -x;
+}
+
+void add(int x, int y, int v) {
+    for (int i = x; i <= n; i += lowbit(i)) {
+        for (int j = y; j <= m; j += lowbit(j)) {
+            c[i][j] += v;
+        }
+    }
+}
+
+void add(int x1, int y1, int x2, int y2, int v) {
+    add(x1, y1, v);
+    add(x1, y2 + 1, -v);
+    add(x2 + 1, y1, -v);
+    add(x2 + 1, y2 + 1, v);
+}
+
+long long sum(int x, int y) {
+    long long res = 0;
+
+    for (int i = x; i; i -= lowbit(i)) {
+        for (int j = y; j; j -= lowbit(j)) {
+            res += c[i][j];
+        }
+    }
+
+    return res;
+}
+
+int main() {
+    std::ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    cin >> n >> m;
+
+    while (cin >> op) {
+        if (op == 1) {
+            int a, b, c, d, k;
+
+            cin >> a >> b >> c >> d >> k;
+
+            add(a, b, c, d, k);
+        } else {  // op == 2
+            int x, y;
+
+            cin >> x >> y;
+
+            cout << sum(x, y) << endl;
+        }
+    }
+
+    return 0;
+}
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