auto save

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
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+import time
+
+start_time = time.time()    # 开始时间
+print("开始时间为：", start_time)
+
+
+for a in range(0, 100):
+    for b in range(0, 100):
+        c = 100-a-b
+        if a**2+b**2==c**2:
+            print(a,b,c)
+end_time = time.time()      # 结束时间
+print("结束时间为：", end_time)
+
+
+result = end_time - start_time
+print("总共耗时：", result)
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