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  1. sum_formula = (1 + 100) * 100 // 2
  2. print("1~100的和为:", sum_formula)
Success #stdin #stdout 0.05s 63216KB
stdin
Standard input is empty
stdout
('1~100\xe7\x9a\x84\xe5\x92\x8c\xe4\xb8\xba:', 5050)