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int m,n,t;
bool zs(int n)
{
for(int i=2;i<=sqrt(n);i++)
{
if(n%i==0) return false;
}
return true;
}
int main()
{
cin>>m>>n;
for(int i=m;i<=n;i++)
{
if(i==1)continue;
if(zs(i)==true)t++;
}
cout<<t;
return 0;
}张宇轩在2018-10-06 19:52:50追加了内容
朱智霖说谜语,蒋志航说数学题,丁政元说历史,联说地理。
呵呵 真搞笑 保证山崩地炸
炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸炸
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