QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#463154 | #8009. Growing Sequences | PhantomThreshold# | AC ✓ | 18ms | 5848kb | C++20 | 1.1kb | 2024-07-04 14:34:36 | 2024-07-04 14:34:36 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int maxn = 65;
const int mod = 998244353;
inline void add(int &a,const int &b){ a+=b;if(a>=mod)a-=mod; }
int a[maxn],an,b[maxn];
int f[maxn][maxn][maxn][2];
int dp(int n,ll C)
{
if(n==0) return 1;
memset(f,0,sizeof f);
memset(a,0,sizeof a);
memset(b,0,sizeof b);
{
ll tc=C;
an=0;
while(tc) a[++an]=tc%2,tc>>=1;
}
for(int i=1;i<=n;i++) b[i]=n-i;
for(int l=1;l<=n+1;l++) for(int r=l-1;r<=n;r++) for(int c=0;c<2;c++)
f[0][l][r][c]=1;
for(int i=1;i<=an;i++)
{
for(int l=1;l<=n+1;l++) for(int c=0;c<2;c++) f[i][l][l-1][c]=1;
for(int l=1;l<=n;l++) for(int r=l;r<=n;r++) for(int c=0;c<2;c++)
{
for(int k=l-1;k<=r;k++)
{
if( ( k==r || b[k+1]<i ) && ( c==0 || k==r || a[i]==1 ) )
{
int x= c & (a[i]==0), y= c;
add(f[i][l][r][c], (ll)f[i-1][l][k][x]*f[i-1][k+1][r][y]%mod );
}
}
}
}
return f[an][1][n][1];
}
int main()
{
ios_base::sync_with_stdio(false);
int n;
ll C;
cin>>n;
cin>>C;
//int x=dp(n,C),y=dp(n-1,C);
cout<<(dp(n,C)-dp(n-1,C)+mod)%mod<<endl;
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5700kb
input:
1 5
output:
5
result:
ok answer is '5'
Test #2:
score: 0
Accepted
time: 0ms
memory: 5716kb
input:
3 6
output:
4
result:
ok answer is '4'
Test #3:
score: 0
Accepted
time: 0ms
memory: 5700kb
input:
15 179
output:
0
result:
ok answer is '0'
Test #4:
score: 0
Accepted
time: 4ms
memory: 5764kb
input:
35 1234567887654321
output:
576695683
result:
ok answer is '576695683'
Test #5:
score: 0
Accepted
time: 0ms
memory: 5724kb
input:
45 228228228
output:
0
result:
ok answer is '0'
Test #6:
score: 0
Accepted
time: 18ms
memory: 5692kb
input:
60 576460752303423487
output:
0
result:
ok answer is '0'
Test #7:
score: 0
Accepted
time: 15ms
memory: 5772kb
input:
60 576460752303423488
output:
1
result:
ok answer is '1'
Test #8:
score: 0
Accepted
time: 1ms
memory: 5784kb
input:
1 1000000000000000000
output:
716070898
result:
ok answer is '716070898'
Test #9:
score: 0
Accepted
time: 1ms
memory: 5848kb
input:
1 1
output:
1
result:
ok answer is '1'
Test #10:
score: 0
Accepted
time: 1ms
memory: 5724kb
input:
15 1
output:
0
result:
ok answer is '0'
Test #11:
score: 0
Accepted
time: 0ms
memory: 5792kb
input:
1 964573170374708959
output:
695628865
result:
ok answer is '695628865'
Test #12:
score: 0
Accepted
time: 1ms
memory: 5720kb
input:
2 336
output:
28224
result:
ok answer is '28224'
Test #13:
score: 0
Accepted
time: 1ms
memory: 5848kb
input:
5 463
output:
172916212
result:
ok answer is '172916212'
Test #14:
score: 0
Accepted
time: 1ms
memory: 5752kb
input:
7 75427
output:
523581579
result:
ok answer is '523581579'
Test #15:
score: 0
Accepted
time: 1ms
memory: 5752kb
input:
10 28166
output:
145818175
result:
ok answer is '145818175'
Test #16:
score: 0
Accepted
time: 1ms
memory: 5788kb
input:
12 77890
output:
724302124
result:
ok answer is '724302124'
Test #17:
score: 0
Accepted
time: 1ms
memory: 5696kb
input:
3 401245
output:
68076875
result:
ok answer is '68076875'
Test #18:
score: 0
Accepted
time: 1ms
memory: 5764kb
input:
8 511955
output:
109524351
result:
ok answer is '109524351'
Test #19:
score: 0
Accepted
time: 1ms
memory: 5848kb
input:
15 484969
output:
99426993
result:
ok answer is '99426993'
Test #20:
score: 0
Accepted
time: 0ms
memory: 5772kb
input:
30 779369
output:
0
result:
ok answer is '0'
Test #21:
score: 0
Accepted
time: 0ms
memory: 5788kb
input:
17 638679755
output:
132031375
result:
ok answer is '132031375'
Test #22:
score: 0
Accepted
time: 2ms
memory: 5772kb
input:
25 669522429
output:
896585516
result:
ok answer is '896585516'
Test #23:
score: 0
Accepted
time: 2ms
memory: 5696kb
input:
29 748278478
output:
563047844
result:
ok answer is '563047844'
Test #24:
score: 0
Accepted
time: 0ms
memory: 5788kb
input:
33 642978862039931
output:
550967529
result:
ok answer is '550967529'
Test #25:
score: 0
Accepted
time: 5ms
memory: 5700kb
input:
38 218051542638139
output:
29411033
result:
ok answer is '29411033'
Test #26:
score: 0
Accepted
time: 6ms
memory: 5848kb
input:
44 188775063557057
output:
185410072
result:
ok answer is '185410072'
Test #27:
score: 0
Accepted
time: 6ms
memory: 5848kb
input:
48 4677253159871213
output:
863467586
result:
ok answer is '863467586'
Test #28:
score: 0
Accepted
time: 0ms
memory: 5752kb
input:
22 854279883518523144
output:
916505804
result:
ok answer is '916505804'
Test #29:
score: 0
Accepted
time: 6ms
memory: 5720kb
input:
38 730620861826239715
output:
433138392
result:
ok answer is '433138392'
Test #30:
score: 0
Accepted
time: 13ms
memory: 5724kb
input:
54 435826341367976434
output:
237455633
result:
ok answer is '237455633'
Test #31:
score: 0
Accepted
time: 14ms
memory: 5784kb
input:
55 536518888651224157
output:
665085880
result:
ok answer is '665085880'
Test #32:
score: 0
Accepted
time: 14ms
memory: 5700kb
input:
56 413839394784728775
output:
647247529
result:
ok answer is '647247529'
Test #33:
score: 0
Accepted
time: 14ms
memory: 5756kb
input:
57 514531937773009201
output:
425329246
result:
ok answer is '425329246'
Test #34:
score: 0
Accepted
time: 15ms
memory: 5780kb
input:
58 391852448201481116
output:
522300883
result:
ok answer is '522300883'
Test #35:
score: 0
Accepted
time: 16ms
memory: 5724kb
input:
59 492544995484728838
output:
937899244
result:
ok answer is '937899244'
Test #36:
score: 0
Accepted
time: 16ms
memory: 5700kb
input:
60 693597573066212298
output:
490610488
result:
ok answer is '490610488'
Test #37:
score: 0
Accepted
time: 17ms
memory: 5696kb
input:
60 1000000000000000000
output:
13328531
result:
ok answer is '13328531'
Extra Test:
score: 0
Extra Test Passed