From eccd02fbbc718c1b46b0d687b0ef8f1ee0379237 Mon Sep 17 00:00:00 2001
From: Jethro Stapelbroek <ik@jethrostapelbroek.nl>
Date: Sun, 16 Jul 2023 22:20:32 +0200
Subject: [PATCH] Tai's formula

---
 taisformula.py | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 taisformula.py

diff --git a/taisformula.py b/taisformula.py
new file mode 100644
index 0000000..3af1ba5
--- /dev/null
+++ b/taisformula.py
@@ -0,0 +1,19 @@
+n = int(input())
+prev_t = 0
+prev_v = 0
+total = 0
+for i in range(n):
+    m = input().split()
+    t = int(m[0])
+    v = float(m[1])
+
+    if prev_t == 0:
+        prev_t = t
+        prev_v = v
+        continue
+
+    total += ((prev_v + v) / 2) * (t - prev_t) / 1000
+    prev_t = t
+    prev_v = v
+
+print(total)