A
cpp
复制代码
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
cout<<'L';
for(int i=0;i<n;i++){
cout<<"o";
}
cout<<"ng"<<endl;
return 0;
}
B
cpp
复制代码
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
int num=0;
while(n%2==0){
num++;
n/=2;
}
cout<<num<<endl;
return 0;
}
C
cpp
复制代码
#include<bits/stdc++.h>
#define ll long long
using namespace std;
int main()
{
ll n;
cin>>n;
ll n0=n-1;
string s="";
if(n==1)cout<<"0"<<endl;
else {
while(n0>0){
if(n0%5==0){
s="0"+s;
}
else if(n0%5==1){
s="2"+s;
}
else if(n0%5==2){
s="4"+s;
}
else if(n0%5==3){
s="6"+s;
}
else if(n0%5==4){
s="8"+s;
}
n0/=5;
}
cout<<s<<endl;
}
}