A - Health M Death
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,m;
cin>>n>>m;
if(m%n==0){
cout<<"Yes"<<endl;
}
else {
cout<<"No"<<endl;
}
}
B - Many Oranges
确实不好意思说自己做这题做到绝望了=。=希望能把眼睛捐给会用的人嗷
#include <bits/stdc++.h>
using namespace std;
int main()
{
int a,b,w,i,j;
cin>>a>>b>>w;
w*=1000;
int max1=0,min1=1e9;
for(i=1;i<=1000000;i++){
if(a*i<=w&&b*i>=w){
max1=max(max1,i);
min1=min(min1,i);
}
}
if(min1!=1e9&&max1!=0)
cout<<min1<<" "<<max1<<endl;
else
cout<<"UNSATISFIABLE"<<endl;
}
C - Comma
明明很简单的数学题硬要开个啥dp数组磨了十多分钟
=。=
#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main()
{
int n,ans=0;
cin>>n;
if(n>=1000)ans+=n-999;
if(n>=1000000) ans+=n-999999;
if(n>=1000000000) ans+=n-999999999;
if(n>=1000000000000) ans+=n-999999999999;
if(n>=1000000000000000) ans+=n-999999999999999;
cout<<ans<<endl;
}