auto save

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
+import time
+
+start_time = time.time()
+print("开始时间：",start_time)
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+for a in range(0, 1001):
+    for b in range(0, 1001):
+        c = 1000 - a - b
+        if a**2 + b**2 == c**2:
+            print(a,b,c)
+end_time = time.time()
+print("结束时间：",end_time)
+print("耗时：",end_time-start_time)
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