From 14308b5cfd7e9b12e5ab24d8c757468c11df9bce Mon Sep 17 00:00:00 2001
From: Baoshuo Ren <i@baoshuo.ren>
Date: Wed, 1 Dec 2021 17:23:11 +0800
Subject: [PATCH] =?UTF-8?q?797.=20=E5=B7=AE=E5=88=86?=
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https://www.acwing.com/problem/content/submission/code_detail/9150952/
---
 AcWing/797/797.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 AcWing/797/797.cpp

diff --git a/AcWing/797/797.cpp b/AcWing/797/797.cpp
new file mode 100644
index 00000000..bd9fae3b
--- /dev/null
+++ b/AcWing/797/797.cpp
@@ -0,0 +1,27 @@
+#include <bits/stdc++.h>
+
+using std::cin;
+using std::cout;
+using std::endl;
+
+int n, m, l, r, c, b[100005];
+
+int main() {
+    cin >> n >> m;
+    for (int i = 1; i <= n; i++) {
+        cin >> c;
+        b[i] += c;
+        b[i + 1] -= c;
+    }
+    while (m--) {
+        cin >> l >> r >> c;
+        b[l] += c;
+        b[r + 1] -= c;
+    }
+    for (int i = 1; i <= n; i++) {
+        b[i] += b[i - 1];
+        cout << b[i] << ' ';
+    }
+    cout << endl;
+    return 0;
+}