save project

diy.py

+import time
+
+a_time = time.time()
+print("开始",a_time)
+for a in range(0,1001):
+    for b in range(0,1001):
+        for c in range(0,1001):
+            if a**2+b**2==c**2 and a+b+c == 1000:
+                print("a=",a,"b=",b,"c=",c)
+b_time = time.time()
+print(a_time - b_time)
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