ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#211286 | #2399. 全连 | mygr | 100 | 3966ms | 103548kb | C++11 | 1.4kb | 2024-08-10 12:00:48 | 2024-08-10 12:41:25 |
answer
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int Max=1e6+5;
struct node{
int l,r,s,t,rk;
}p[Max],p2[Max];
int dp[Max];
struct Tree{
struct node{
int Max;
}p[Max*4];
void pushup(int now)
{
p[now].Max=max(p[now<<1].Max,p[now<<1|1].Max);
}
void update(int now,int l,int r,int loc,int num)
{
if(l==r)
{
p[now].Max=max(p[now].Max,num);
return ;
}
int mid=(l+r)>>1;
if(loc<=mid)
update(now<<1,l,mid,loc,num);
else
update(now<<1|1,mid+1,r,loc,num);
pushup(now);
}
int query(int now,int l,int r,int nl,int nr)
{
if(l<=nl and nr<=r)
return p[now].Max;
int mid=(nl+nr)>>1,ans=-0x7fffffff;
if(l<=mid)
ans=max(ans,query(now<<1,l,r,nl,mid));
if(mid<r)
ans=max(ans,query(now<<1|1,l,r,mid+1,nr));
return ans;
}
}T;
int n;
signed main()
{
scanf("%lld",&n);
int in;
for(int i=1;i<=n;i++)
{
scanf("%lld",&p[i].t);
p[i].l=i-p[i].t;
p[i].r=i+p[i].t;
p[i].rk=i;
}
for(int i=1;i<=n;i++)
{
scanf("%lld",&in);
p[i].s=p[i].t*in;
p2[i]=p[i];
}
sort(p+1,p+1+n,[](node A,node B){return A.r<B.r;});
int ans=0,now=1;
for(int i=1;i<=n;i++)
{
while(now<=n and p[now].r<=i)
T.update(1,1,n,p[now].rk,dp[p[now].rk]),now++;
if(p2[i].l<=0)
dp[i]=p2[i].s;
else
{
dp[i]=p2[i].s+T.query(1,1,p2[i].l,1,n);
}
ans=max(ans,dp[i]);
}
printf("%lld",ans);
}
Details
小提示:点击横条可展开更详细的信息
Test #1:
score: 5
Accepted
time: 0ms
memory: 1232kb
input:
5 5 3 5 5 1 480208416 560202151 230193932 182093570 999846296
output:
2680452749
result:
ok single line: '2680452749'
Test #2:
score: 5
Accepted
time: 0ms
memory: 1216kb
input:
10 3 2 9 3 4 1 4 7 1 8 32905395 72720216 54089340 289875333 847413895 598817637 206111130 144722879 ...
output:
4191763507
result:
ok single line: '4191763507'
Test #3:
score: 5
Accepted
time: 0ms
memory: 1228kb
input:
15 9 2 13 7 2 4 10 4 2 3 3 1 2 2 2 860947809 695835339 13996045 709112244 119816376 441006970 575090...
output:
10490468135
result:
ok single line: '10490468135'
Test #4:
score: 5
Accepted
time: 0ms
memory: 1232kb
input:
20 2 10 15 4 7 1 2 2 7 3 17 6 4 4 5 4 4 4 2 1 457301510 838843149 408120703 43551970 387080784 10169...
output:
11883246598
result:
ok single line: '11883246598'
Test #5:
score: 5
Accepted
time: 0ms
memory: 1336kb
input:
1000 103 2 2 13 4 5 183 175 29 1 675 1 199 195 1 8 7 19 1 945 4 6 574 8 1 13 2 16 2 40 175 33 2 3 35...
output:
1162897804752
result:
ok single line: '1162897804752'
Test #6:
score: 5
Accepted
time: 0ms
memory: 1436kb
input:
2000 1252 2 2 3 189 1847 22 114 7 48 15 157 1160 1419 10 31 76 114 2 369 2 5 1 460 63 1 8 1130 63 17...
output:
2771903520915
result:
ok single line: '2771903520915'
Test #7:
score: 5
Accepted
time: 0ms
memory: 1784kb
input:
5000 4842 6 3352 7 318 163 170 1 4325 378 15 2 1289 1 2 7 946 12 1945 1 9 9 255 4 4543 8 3006 28 2 3...
output:
7861941062084
result:
ok single line: '7861941062084'
Test #8:
score: 5
Accepted
time: 6ms
memory: 2348kb
input:
10000 87 8310 1 21 9174 12 1524 1 1 457 1 1380 9929 121 2 3846 4 4 41 6282 9 8 445 807 362 32 8986 8...
output:
17334962387424
result:
ok single line: '17334962387424'
Test #9:
score: 5
Accepted
time: 12ms
memory: 4328kb
input:
30000 79 110 19001 3892 137 20285 2 104 167 12458 29 12 1 7544 35 18127 147 21 2712 29763 868 24597 ...
output:
51316652640940
result:
ok single line: '51316652640940'
Test #10:
score: 5
Accepted
time: 44ms
memory: 6556kb
input:
50000 1547 1187 141 27 15818 12251 7271 29 2 8 13 2 3818 398 8167 17161 14 16962 6760 540 8784 7 240...
output:
88026787637620
result:
ok single line: '88026787637620'
Test #11:
score: 5
Accepted
time: 70ms
memory: 11872kb
input:
100000 9736 5862 1 2099 11612 21 24021 14624 446 396 81 2 1899 49526 781 69432 7 10177 1320 124 471 ...
output:
180410914037070
result:
ok single line: '180410914037070'
Test #12:
score: 5
Accepted
time: 209ms
memory: 22512kb
input:
200000 1412 5 2 13253 1 1 1 185647 47 1 507 150635 376 7 74 47462 53 4 5411 3 5154 130 19 265 8 185 ...
output:
376348758470573
result:
ok single line: '376348758470573'
Test #13:
score: 5
Accepted
time: 483ms
memory: 52392kb
input:
500000 383 119 2 1429 1026 29 301750 117 28940 26 375666 2347 249 62156 74903 8 22 2670 430211 140 3...
output:
959624672322043
result:
ok single line: '959624672322043'
Test #14:
score: 5
Accepted
time: 498ms
memory: 86368kb
input:
800000 886 1 403044 156168 25247 19 6686 1935 1483 338 2 7 26 6 84 62996 2 1 4 21109 41190 9828 7294...
output:
1542878834606328
result:
ok single line: '1542878834606328'
Test #15:
score: 5
Accepted
time: 576ms
memory: 103548kb
input:
1000000 237 426 2208 4 36156 454152 1 48361 76425 46521 3 684890 41403 32 274 7077 53 20 6 4 191644 ...
output:
1908394076801355
result:
ok single line: '1908394076801355'
Test #16:
score: 5
Accepted
time: 614ms
memory: 103544kb
input:
1000000 60 188620 109 225192 99984 137997 442 75 6451 26437 72089 45937 92 2011 49603 10 613 30841 7...
output:
1915598573008513
result:
ok single line: '1915598573008513'
Test #17:
score: 5
Accepted
time: 37ms
memory: 11868kb
input:
100000 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 314 3...
output:
94625535409026
result:
ok single line: '94625535409026'
Test #18:
score: 5
Accepted
time: 36ms
memory: 11832kb
input:
100000 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 2050 205...
output:
99469079815450
result:
ok single line: '99469079815450'
Test #19:
score: 5
Accepted
time: 538ms
memory: 103536kb
input:
1000000 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 1003 10...
output:
969470905350325
result:
ok single line: '969470905350325'
Test #20:
score: 5
Accepted
time: 843ms
memory: 103320kb
input:
1000000 15023 15023 15023 15023 15023 15023 15023 15023 15023 15023 15023 15023 15023 15023 15023 15...
output:
1003927881833136
result:
ok single line: '1003927881833136'
Extra Test:
score: 0
Extra Test Passed