From 58e4c77b1d5f8241af91c55e1a8efaba3115dc6b Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sun, 25 Oct 2020 17:16:31 +0800
Subject: import(life): Add algorithm contest 2.

---
 works/life/algorithm-contest-2/generator/4/4.cpp | 29 ++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 works/life/algorithm-contest-2/generator/4/4.cpp

(limited to 'works/life/algorithm-contest-2/generator/4/4.cpp')

diff --git a/works/life/algorithm-contest-2/generator/4/4.cpp b/works/life/algorithm-contest-2/generator/4/4.cpp
new file mode 100644
index 0000000..fc0de0b
--- /dev/null
+++ b/works/life/algorithm-contest-2/generator/4/4.cpp
@@ -0,0 +1,29 @@
+#include <iostream>
+#include <random>
+#include <vector>
+
+using std::cout;
+
+int main() {
+  std::default_random_engine engine(std::random_device{}());
+  std::uniform_int_distribution<int> distribution(1, 1000);
+  const int SIZE = 100;
+  std::vector<int> b;
+
+  for (int i = 0; i < SIZE * 2; i++) {
+    b.push_back(distribution(engine));
+  }
+
+  long long sum = 0;
+  for (int i = 0; i < SIZE; i++) {
+    sum += b[i * 2] * b[i * 2 + 1];
+  }
+
+  cout << SIZE << ' ' << (sum + 10) << '\n';
+
+  for (int i = 0; i < SIZE; i++) {
+    cout << b[i * 2] << ' ' << b[i * 2 + 1] << '\n';
+  }
+
+  return 0;
+}
-- 
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