#include "bits/stdc++.h"
using namespace std;
#define ar array
typedef int64_t ll;
//~ #define int ll
const int N = 305;
int a[N], b[N];
bitset<N * N> tp[N];
int dd[N][N * N];
int dp[N * N];
signed main(){
ios::sync_with_stdio(0); cin.tie(0);
int n, m, k; cin>>n>>m>>k;
for(int i=0;i<n;i++){
cin>>a[i];
if(a[i] < k){
cout<<"impossible\n";
return 0;
}
}
for(int i=0;i<m;i++){
cin>>b[i];
}
int sum = accumulate(a, a + n, 0);
sort(b, b + m);
int l = m, tot = 0;
dp[0] = 1;
for(int i=0;i<m;i++){
if(b[i] > n) { l = i; break; }
tot += b[i];
for(int j = tot;j >= b[i];j--){
dp[j] |= dp[j - b[i]];
}
}
tp[0][0] = 1;
for(int i=l;i<m;i++){
int v = b[i] - n;
for(int j=m-l;j>0;j--){
tp[j] |= (tp[j - 1] << v);
}
}
for(int j=0;j<N;j++){
dd[j][N * N - 1] = 1e9;
for(int k=N * N - 2;~k;k--){
if(tp[j][k]) dd[j][k] = k;
else dd[j][k] = dd[j][k + 1];
}
}
int res = 1e9, c = 0;
while(c <= m - l && sum >= 0){
for(int j=k * n;j<=tot;j++){
if(dp[j]){
res = min(res, j + dd[c][sum - j] - sum);
}
}
sum -= n, c++;
if(k) k--;
}
if(sum < 0){
res = min(res, -sum + dd[c][0]);
}
if(res == 1e9) cout<<"impossible\n";
else cout<<res<<"\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
106 ms |
111404 KB |
Output is correct |
2 |
Correct |
106 ms |
111308 KB |
Output is correct |
3 |
Correct |
104 ms |
111320 KB |
Output is correct |
4 |
Correct |
107 ms |
111368 KB |
Output is correct |
5 |
Correct |
115 ms |
111304 KB |
Output is correct |
6 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
7 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
106 ms |
111404 KB |
Output is correct |
2 |
Correct |
106 ms |
111308 KB |
Output is correct |
3 |
Correct |
104 ms |
111320 KB |
Output is correct |
4 |
Correct |
107 ms |
111368 KB |
Output is correct |
5 |
Correct |
115 ms |
111304 KB |
Output is correct |
6 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
7 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
109 ms |
111560 KB |
Output is correct |
2 |
Correct |
109 ms |
111484 KB |
Output is correct |
3 |
Correct |
114 ms |
111612 KB |
Output is correct |
4 |
Correct |
153 ms |
112712 KB |
Output is correct |
5 |
Incorrect |
112 ms |
111668 KB |
Output isn't correct |
6 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
107 ms |
111776 KB |
Output is correct |
2 |
Correct |
110 ms |
111592 KB |
Output is correct |
3 |
Correct |
106 ms |
111376 KB |
Output is correct |
4 |
Correct |
108 ms |
111280 KB |
Output is correct |
5 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
6 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
106 ms |
111404 KB |
Output is correct |
2 |
Correct |
106 ms |
111308 KB |
Output is correct |
3 |
Correct |
104 ms |
111320 KB |
Output is correct |
4 |
Correct |
107 ms |
111368 KB |
Output is correct |
5 |
Correct |
115 ms |
111304 KB |
Output is correct |
6 |
Incorrect |
0 ms |
340 KB |
Output isn't correct |
7 |
Halted |
0 ms |
0 KB |
- |