save project

diy1.py

-#定义一个函数sum_numbers()
-#要求这个函数能接收一个名为num的整型参数
-#要求这个函数能计算1+2+3+……+num的结果
-
-
+import time
+start_time = time.time()
+print("start time",start_time)
+for a in range(0,1001):
+    for b in range(0,1001):
+        c = 1000-a-b
+        if a*a + b*b == c*c:
+            print(a,b,c)
+end_time = time.time()
+print("end time",end_time)
+cost_time = end_time - start_time
+print(cost_time)
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