#include<bits/stdc++.h>
#define st first
#define nd second
#define all(x) (x).begin(), (x).end()
#define pb push_back
#define eb emplace_back
#define pp pop_back
#define mp make_pair
using namespace std;
using pii = pair<int, int>;
using ll = long long;
using vi = vector<int>;
using vii = vector<pii>;
using ld = long double;
void debug(){cerr<<"\n";}
template<typename H, typename... T>
void debug(H h, T... t){
cerr<<h;
if(sizeof...(t)){
cerr<<", ";
}
debug(t...);
}
#define deb(x...) cerr<<#x<<" = ";debug(x);
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());
const int N=15005;
int opt[N], par[N], tim[N], ile[N];
int main(){
int n, m;
cin>>n;
vii V(n);
int M=0;
for(int i=0;i<n; i++){
cin>>V[i].st;
M=max(M, V[i].st);
for(int j=0; j<V[i].st; j++)ile[j]++;
V[i].nd=i+1;
}
sort(all(V));
int s=0;
for(int i=0; i<M; i++){
for(int j=s+1; j<=s+ile[M-i-1]; j++){
tim[j]=i+1;
}
s+=ile[M-i-1];
}
for(int i=1; i<=s; i++){
opt[i]=-1e9;
//deb(i, tim[i]);
}
cin>>m;
vi V2(m);
for(int &i:V2){
cin>>i;
}
sort(all(V2));
opt[0]=0;
for(int c:V2){
for(int i=c; i<=s; i++){
if(opt[i]<=min(opt[i-c]+1, tim[i])){
opt[i]=min(opt[i-c]+1, tim[i]);
par[i]=c;
}
}
for(int i=0; i<=s; i++){deb(i, tim[i], opt[i]);}
}
if(opt[s]<M){
cout<<-1;
return 0;
}
vi siz;
while(s){
siz.pb(par[s]);
s-=par[s];
}
cout<<siz.size()<<"\n";
//for(int i:siz)cout<<i<<" ";
//return 0;
priority_queue<pair<int, int> > Q;
for(auto &i:V)Q.push(i);
for(int j:siz){
cout<<j<<" ";
vii todo;
for(int i=0; i<j; i++){
todo.pb(Q.top());
Q.pop();
cout<<todo.back().nd<<" ";
todo.back().st--;
}
cout<<"\n";
for(auto i:todo)Q.push(i);
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Incorrect |
1 ms |
212 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
4 ms |
340 KB |
Output is correct |
6 |
Correct |
5 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
212 KB |
Output is correct |
8 |
Correct |
5 ms |
340 KB |
Output is correct |
9 |
Correct |
31 ms |
500 KB |
Output is correct |
10 |
Correct |
117 ms |
1236 KB |
Output is correct |
11 |
Correct |
0 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
212 KB |
Output is correct |
15 |
Correct |
0 ms |
212 KB |
Output is correct |
16 |
Correct |
4 ms |
340 KB |
Output is correct |
17 |
Correct |
4 ms |
340 KB |
Output is correct |
18 |
Correct |
120 ms |
1108 KB |
Output is correct |
19 |
Correct |
115 ms |
1076 KB |
Output is correct |
20 |
Correct |
125 ms |
1100 KB |
Output is correct |
21 |
Correct |
116 ms |
1056 KB |
Output is correct |
22 |
Correct |
113 ms |
1020 KB |
Output is correct |
23 |
Correct |
8 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Incorrect |
1 ms |
316 KB |
Output isn't correct |
9 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Incorrect |
1 ms |
212 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Incorrect |
1 ms |
212 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
340 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Incorrect |
1 ms |
212 KB |
Output isn't correct |
8 |
Halted |
0 ms |
0 KB |
- |