save project

diy1.py

+import time
 list1 = []
+begin_time=time.time()
+print("开:",begin_time)
 for a in range(0, 1000):
     for b in range(0, 1000):
-        list1.insert(0, 0)
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+        c=a-b
+        if a**2+b**2==c**2:
+            print("值为:",a,b,c)
+end_time=time.time()
+print("结:",end_time)
+a=begin_time+end_time;
+print("总:",a)
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