save project

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()
+print('开始时间：',start_time)
+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的值分别为：",a,b,c)
+end_time = time.time()
+print('结束时间为：',end_time)
+spend_time =  end_time - start_time
+print('花费时间：',spend_time)
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