save project

diy2b.py

+import time
+shart_time=time.time()
+print('开始时间为:',shart_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)
+