From ab7ad7c09e401fe79a076ea342b1067fd8e88066 Mon Sep 17 00:00:00 2001
From: licsber <admin@licsber.site>
Date: Sat, 8 Jul 2023 13:22:56 +0800
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---
 luogu/njit-baidu2023/tb.py | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 luogu/njit-baidu2023/tb.py

diff --git a/luogu/njit-baidu2023/tb.py b/luogu/njit-baidu2023/tb.py
new file mode 100644
index 0000000..8ac6c49
--- /dev/null
+++ b/luogu/njit-baidu2023/tb.py
@@ -0,0 +1,25 @@
+import io
+import sys
+
+sys.stdin = io.StringIO('''4
+100 98
+42 32
+1000000000000000000 1
+41 40''')
+
+
+# 数论基础 唯一分解定理（算术基本定理）
+# x - n*p = y
+# 则 n*p = x - y = z
+# 大于1的整数就满足 可分解为任意素数乘积
+def fun(x, y):
+    z = x - y
+    return z > 1
+
+
+t = int(input())
+for _ in range(t):
+    print('YES' if fun(*map(int, input().split())) else 'NO')
+
+    if __name__ == '__main__':
+        pass