if函数学习

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#include <iostream>

using namespace std;

int main()
{
    int a;
    cin>>a;
if (a<0)
{
    cout<<"fuck you"<<endl;
    if (a<-8){
        cout<<"you"<<endl;
    }
    //do somesing there
}
else if(a>5) {
    cout<<"beach"<<endl;
}
    return 0;
}