save project

a.py

+import time
+start_time=time.time()
+for a in range(0,1000):
+    for b in range(0,1000):
+        c=1000-b-a
+        if b**2+a**2==c**2:
+            print("a,b,c的组合为:",a,b,c)
+end_time=time.time()
+print("所用时间为",end_time,"秒")
+go_time=end_time-start_time
+print("运行程序所用时间为:",go_time,"秒")
\ No newline at end of file