From 90375859767eb4cae3a7a93c64725b504d7f0fe0 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 24 Feb 2021 00:36:15 +0800
Subject: import(life): Add chuanzhi-cup codes.

---
 works/life/chuanzhi-cup/contest/2.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 works/life/chuanzhi-cup/contest/2.cpp

(limited to 'works/life/chuanzhi-cup/contest/2.cpp')

diff --git a/works/life/chuanzhi-cup/contest/2.cpp b/works/life/chuanzhi-cup/contest/2.cpp
new file mode 100644
index 0000000..358e7fc
--- /dev/null
+++ b/works/life/chuanzhi-cup/contest/2.cpp
@@ -0,0 +1,28 @@
+#include <cmath>
+#include <cstdio>
+
+int main() {
+  int x;
+  std::scanf("%d", &x);
+
+  double gpa;
+
+  if (x >= 90)
+    gpa = 4.0;
+  else if (x >= 60) {
+    gpa = (x - 50.0) / 10.0;
+  } else {
+    int s = std::floor(std::sqrt(x) * 10.0);
+    if (s >= 90)
+      gpa = 4.0;
+    else if (s >= 60) {
+      gpa = (s - 50.0) / 10.0;
+    } else {
+      gpa = 0;
+    }
+  }
+
+  std::printf("%.1f", gpa);
+
+  return 0;
+}
\ No newline at end of file
-- 
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