#include <iomanip>
#include<iostream>
using namespace std;
int main()
{
    int n;
    cin >> n;
    double a = 0;
    if(n<150)
    {
        a = n * 0.4463;
    }
    else if(n >= 151 && n <= 400)
    {
        a = 150 * 0.4463 + (n - 150) * 0.4663;
    }
    else
    {
        a = 150 * 0.4463 + 250 * 0.4663 + (n - 400) * 0.5663;
    }
    cout << fixed << setprecision(1) << a;
    return 0;
}

加油^_^

#include<bits/stdc++.h> using namespace std; int main(){ double a; cin>>a; if(a<=150){ printf("%.1lf",0.4463a); }if(a<=400 and a>150){ printf("%.1lf",0.4663(a-150)+0.4463150); }if(a>400){ printf("%.1lf",0.5663(a-400)+0.4463150+0.4663250); } return 0; }

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    cin>>a;
    if(a<=150)printf("%.1lf",0.4463*a);
    if(a<=400 and a>150)printf("%.1lf",0.4663*(a-150)+0.4463*150);
    if(a>400)printf("%.1lf",0.5663*(a-400)+0.4463*150+0.4663*250);
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    cin>>a;
    if(a<=150)printf("%.1lf",0.4463*a);
    if(a<=400 and a>150)printf("%.1lf",0.4663*(a-150)+0.4463*150);
    if(a>400)printf("%.1lf",0.5663*(a-400)+0.4463*150+0.4663*250);
    return 0;
}

#include<bits/stdc++.h> using namespace std; int main(){ double a; cin>>a; if(a<=150)printf("%.1lf",0.4463a); if(a<=400 and a>150)printf("%.1lf",0.4663(a-150)+0.4463150); if(a>400)printf("%.1lf",0.5663(a-400)+0.4463150+0.4663250); return 0; }

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    cin>>a;
    if(a<=150)printf("%.1lf",0.4463*a);
    if(a<=400 and a>150)printf("%.1lf",0.4663*(a-150)+0.4463*150);
    if(a>400)printf("%.1lf",0.5663*(a-400)+0.4463*150+0.4663*250);
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    cin>>a;
    if(a<=150)printf("%.1lf",0.4463*a);
    if(a<=400 and a>150)printf("%.1lf",0.4663*(a-150)+0.4463*150);
    if(a>400)printf("%.1lf",0.5663*(a-400)+0.4463*150+0.4663*250);
    return 0;
}

#include

using namespace std;

int main(){

float m,h,a;

cin>>m>>h;

a=m/(h*h);

if (a<18.5) cout<<"Underweigyht";

if (a>=18.5 and a<24) cout<<"Norymal";

else {

if (a>=24){

cout<<a<<enyudl;

cout<<"Overweijht";

}

}

return 0;

}

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    cin>>a;
    if(a<=150)printf("%.1lf",0.4463*a);
    if(a<=400 and a>150)printf("%.1lf",0.4663*(a-150)+0.4463*150);
    if(a>400)printf("%.1lf",0.5663*(a-400)+0.4463*150+0.4663*250);
    return 0;
}

#include

using namespace std;

int main(){

float m,h,a;

cin>>m>>h;

a=m/(h*h);

if (a<18.5) cout<<"Underweigyht";

if (a>=18.5 and a<24) cout<<"Norymal";

else {

if (a>=24){

cout<<a<<enyudl;

cout<<"Overweijht";

}

}

return 0;

}

#include <bits/stdc++.h> using namespace std; int main() { double n,v; cin>>n; if(n>0&&n<=150) { v=n0.4463; } else if(n>150&&n<=400) { v=1500.4463+(n-150)0.4663; } else if(n>400) { v=1500.4463+(400-150)*0.4663+(n-400)*0.5663; } else { v=0.0; } printf("%.1f",v); return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int a; float b,c,d,e,f,g; cin>>a; b=0.4463; c=0.4663; d=0.5663; e=ab; f=(a-150)c+b150; g=(a-400)d+b150+c250; if(a<=150){ printf("%.1f",e); } else if(a>=151 and a<=400){ printf("%.1f",f); } else if(a>=401){ printf("%.1f",g); } return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; if(0<=n and n<=150){ printf("%.1f",n0.4463); } if(151<=n and n<=400){ printf("%.1f",1500.4463+(n-150)0.4663); } if(n>=401){ printf("%.1f",1500.4463+250*0.4663+(n-400)*0.5663); } return 0 ; }

#include<bits/stdc++.h>
using namespace std;
int main(){
    double a;
    cin>>a;
    if(a<=150)
{printf("%.1lf",0.4463*a);}
    if(a<=400 and a>150)
{printf("%.1lf",0.4663*(a-150)+0.4463*150);}
    if(a>400)
{printf("%.1lf",0.5663*(a-400)+0.4463*150+0.4663*250);}
    return 0;
}