이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
#define f first
#define s second
#define m_p make_pair
#define vec vector
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define fast_rmi ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
//#pragma GCC optimize("Ofast")
using namespace std;
typedef pair<int,int> pii;
int c[10];
string find_max(string ans,int k){
string me=ans.substr(0,k);
for(int i=0;i+k-1<sz(ans);i++){
string w=ans.substr(i,k);
me=max(me,w);
}
return me;
}
string solve(int k){
string suf;
string ans;
int how=0;
int r=-1;
for(int d=9;d>=0;d--){
how+=c[d];
if(how>=k){
r=d;
break;
}
}
for(int j=r+1;j<=9;j++){
while(c[j]--)
suf+=char('0'+j);
}
/// control points is r
vec<vec<int>> vc(c[r],vec<int>());
for(int i=0;i<c[r];i++){
vc[i].pb(r);
}
int n=c[r];
vec<int> prior(n);
for(int i=0;i<n-1;i++){
prior[i]=(sz(vc[i])==1?0:1);
}
vec<int>p(n);
iota(all(p),0);
for(int d=0;d<r;d++){
int cnt=c[d]/n;
vec<bool>placed(n,0);
while(cnt--){
for(auto &z : vc)
z.pb(d);
}
c[d]%=n;
for(int i=n-1;i>=0 && c[d];i--,c[d]--)
vc[p[i]].pb(d),placed[p[i]]=1;
vec<int> np=p;
vec<int>nprior(n);
sort(all(np),[&](int i,int j){
return (prior[i]!=prior[j]?prior[i]<prior[j]:placed[i]>placed[j]);
});
nprior[np[0]]=0;
for(int i=1;i<n;i++){
int f=np[i],s=np[i-1];
nprior[f]=nprior[s];
if(prior[f]==prior[s] && placed[f]==placed[s])
continue;
nprior[f]++;
}
p=np;
prior=nprior;
}
// cout<<"CONTROL "<<r<<endl;
for(auto &z : vc){
// reverse(all(z));
for(auto &q : z)
ans+=char('0'+q);
}
// cout<<"ANSWER "<<find_max(ans+suf,k)<<'\n';
return ans+suf;
}
signed main(){
fast_rmi;
int q;
cin>>q;
while(q--){
int k;
cin>>k;
c[0]=0;
for(int i=1;i<10;i++)
cin>>c[i];
// cout<<"W "<<endl;
cout<<solve(k)<<'\n';
}
return 0;
}
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