/*input
4 6
454863204 543362989 866044086 813602010
71574269 17945210 688720933 392135202 38174709 168241720
*/
#include<bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
typedef tree<long long,null_type,less_equal<long long>,rb_tree_tag,tree_order_statistics_node_update> indexed_set;
#pragma GCC optimize("Ofast")
//#pragma GCC target("avx2")
//order_of_key #of elements less than x
// find_by_order kth element
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
#define f first
#define s second
#define pb push_back
#define REP(i,n) for(int i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define FILL(n,x) memset(n,x,sizeof(n))
#define ALL(_a) _a.begin(),_a.end()
#define sz(x) (int)x.size()
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()),c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
const ll maxn=2e5+5;
const ll maxlg=__lg(maxn)+2;
const ll INF64=4e18;
const int INF=0x3f3f3f3f;
const ll MOD=1e9+7;
const ld PI=acos(-1);
const ld eps=1e-6;
#define lowb(x) x&(-x)
#define MNTO(x,y) x=min(x,(__typeof__(x))y)
#define MXTO(x,y) x=max(x,(__typeof__(x))y)
template<typename T1,typename T2>
ostream& operator<<(ostream& out,pair<T1,T2> P){
out<<P.f<<' '<<P.s;
return out;
}
template<typename T>
ostream& operator<<(ostream& out,vector<T> V){
REP(i,sz(V)) out<<V[i]<<((i!=sz(V)-1)?" ":"");
return out;
}
ll mult(ll a,ll b){
return a*b%MOD;
}
ll mypow(ll a,ll b){
a%=MOD;
if(a==0) return 0;
if(b<=0) return 1;
ll res=1LL;
while(b){
if(b&1) res=(res*a)%MOD;
a=(a*a)%MOD;
b>>=1;
}
return res;
}
int pf[maxn];
int a[maxn],b[maxn];
ll dp[3005][3005];
int main(){
int n,m;
cin>>n>>m;
pf[0]=INF;
REP1(i,n) cin>>a[i],pf[i]=min(pf[i-1],a[i]);
int sf=INF;
vector<int> v;
for(int i=n;i>=1;i--){
if(a[i]<sf or a[i]<pf[i-1]){
v.pb(i);
}
MNTO(sf,a[i]);
}
pf[0]=INF;
REP1(i,m) cin>>b[i],pf[i]=min(pf[i-1],b[i]);
sf=INF;
vector<int> v2;
for(int i=m;i>=1;i--){
if(b[i]<sf or b[i]<pf[i-1]){
v2.pb(i);
}
MNTO(sf,b[i]);
}
reverse(ALL(v)),reverse(ALL(v2));
REP(i,sz(v)){
REP(j,sz(v2)){
if(!i and !j){
dp[i][j]=0;
continue;
}
dp[i][j]=INF64;
if(i) MNTO(dp[i][j],dp[i-1][j]+1LL*(v[i]-v[i-1])*b[v2[j]]);
if(j) MNTO(dp[i][j],dp[i][j-1]+1LL*(v2[j]-v2[j-1])*a[v[i]]);
}
}
cout<<dp[sz(v)-1][sz(v2)-1];
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
468 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
11 ms |
12096 KB |
Output is correct |
14 |
Correct |
1 ms |
468 KB |
Output is correct |
15 |
Correct |
1 ms |
468 KB |
Output is correct |
16 |
Correct |
9 ms |
12192 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
0 ms |
340 KB |
Output is correct |
25 |
Correct |
0 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
4 ms |
3924 KB |
Output is correct |
4 |
Correct |
22 ms |
2388 KB |
Output is correct |
5 |
Correct |
16 ms |
3324 KB |
Output is correct |
6 |
Correct |
8 ms |
572 KB |
Output is correct |
7 |
Correct |
41 ms |
1488 KB |
Output is correct |
8 |
Correct |
42 ms |
2212 KB |
Output is correct |
9 |
Correct |
45 ms |
4560 KB |
Output is correct |
10 |
Correct |
55 ms |
4420 KB |
Output is correct |
11 |
Correct |
73 ms |
41424 KB |
Output is correct |
12 |
Correct |
46 ms |
4904 KB |
Output is correct |
13 |
Correct |
62 ms |
4928 KB |
Output is correct |
14 |
Correct |
73 ms |
40816 KB |
Output is correct |
15 |
Correct |
49 ms |
2376 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
312 KB |
Output is correct |
19 |
Correct |
1 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
308 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
468 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
11 ms |
12096 KB |
Output is correct |
14 |
Correct |
1 ms |
468 KB |
Output is correct |
15 |
Correct |
1 ms |
468 KB |
Output is correct |
16 |
Correct |
9 ms |
12192 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
0 ms |
212 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
0 ms |
340 KB |
Output is correct |
25 |
Correct |
0 ms |
212 KB |
Output is correct |
26 |
Correct |
0 ms |
340 KB |
Output is correct |
27 |
Correct |
0 ms |
212 KB |
Output is correct |
28 |
Correct |
0 ms |
212 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
0 ms |
212 KB |
Output is correct |
31 |
Correct |
4 ms |
3924 KB |
Output is correct |
32 |
Correct |
22 ms |
2388 KB |
Output is correct |
33 |
Correct |
16 ms |
3324 KB |
Output is correct |
34 |
Correct |
8 ms |
572 KB |
Output is correct |
35 |
Correct |
41 ms |
1488 KB |
Output is correct |
36 |
Correct |
42 ms |
2212 KB |
Output is correct |
37 |
Correct |
45 ms |
4560 KB |
Output is correct |
38 |
Correct |
55 ms |
4420 KB |
Output is correct |
39 |
Correct |
73 ms |
41424 KB |
Output is correct |
40 |
Correct |
46 ms |
4904 KB |
Output is correct |
41 |
Correct |
62 ms |
4928 KB |
Output is correct |
42 |
Correct |
73 ms |
40816 KB |
Output is correct |
43 |
Correct |
49 ms |
2376 KB |
Output is correct |
44 |
Correct |
0 ms |
212 KB |
Output is correct |
45 |
Correct |
1 ms |
212 KB |
Output is correct |
46 |
Correct |
1 ms |
312 KB |
Output is correct |
47 |
Correct |
1 ms |
340 KB |
Output is correct |
48 |
Correct |
1 ms |
212 KB |
Output is correct |
49 |
Correct |
1 ms |
340 KB |
Output is correct |
50 |
Correct |
1 ms |
340 KB |
Output is correct |
51 |
Correct |
1 ms |
340 KB |
Output is correct |
52 |
Correct |
1 ms |
340 KB |
Output is correct |
53 |
Correct |
1 ms |
340 KB |
Output is correct |
54 |
Correct |
1 ms |
308 KB |
Output is correct |
55 |
Correct |
34 ms |
1768 KB |
Output is correct |
56 |
Correct |
1 ms |
340 KB |
Output is correct |
57 |
Correct |
4 ms |
980 KB |
Output is correct |
58 |
Correct |
12 ms |
1748 KB |
Output is correct |
59 |
Correct |
78 ms |
3400 KB |
Output is correct |
60 |
Correct |
101 ms |
3152 KB |
Output is correct |
61 |
Correct |
93 ms |
6064 KB |
Output is correct |
62 |
Correct |
101 ms |
6376 KB |
Output is correct |
63 |
Runtime error |
1466 ms |
151852 KB |
Execution killed with signal 11 |
64 |
Halted |
0 ms |
0 KB |
- |