From 3e82fa10c71727ae3e1b60fc5adf8129702e90d5 Mon Sep 17 00:00:00 2001
From: Ren Baoshuo <i@baoshuo.ren>
Date: Thu, 22 Jul 2021 15:22:01 +0800
Subject: [PATCH] =?UTF-8?q?795.=20=E5=89=8D=E7=BC=80=E5=92=8C?=
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https://www.acwing.com/problem/content/submission/code_detail/6604420/
---
 AcWing/795/795.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 AcWing/795/795.cpp

diff --git a/AcWing/795/795.cpp b/AcWing/795/795.cpp
new file mode 100644
index 00000000..ca2b231a
--- /dev/null
+++ b/AcWing/795/795.cpp
@@ -0,0 +1,18 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int n, m, a, l, r, sum[100005];
+
+int main() {
+    cin >> n >> m;
+    for (int i = 1; i <= n; i++) {
+        cin >> a;
+        sum[i] = sum[i - 1] + a;
+    }
+    for (int i = 1; i <= m; i++) {
+        cin >> l >> r;
+        cout << sum[r] - sum[l - 1] << endl;
+    }
+    return 0;
+}