Console.WriteLine("请输入语文成绩:");
int chinese = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("请输入音乐成绩:");
int music = Convert.ToInt32(Console.ReadLine());
bool b = (chinese >= 90 && music >= 80)||(chinese>=100&&music>=70);
if (b)
{
Console.WriteLine("奖励100元。");
}
Console.ReadKey();
}
}

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