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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#104973 | #4793. Qnp | Determinant | WA | 1151ms | 7108kb | C++14 | 1.3kb | 2023-05-12 17:52:56 | 2023-05-12 17:53:07 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;typedef long long ll;
const int N=70007;const ll p=1145141919810011ll,p2=1e9+7;
int a[11],st,minn;ll pow0[N],pow1[N],ans,m,inv[N],f[N],f_[N];double s[N];
void sol(){
ans=st=0;for(int i=0;i<10;++i)scanf("%d",&a[i]),st+=a[i];scanf("%lld",&m);
double qz=0;for(int i=0;i<10;++i)qz-=s[a[i]];
for(int i=0;i<10;++i)if(a[i]&&qz+s[st-a[i]]+s[a[i]]>12){
ans=(ans*pow0[a[i]]+pow1[a[i]]*i)%p2;
st-=a[i],qz+=s[a[i]],a[i]=0;
}
for(int i=0;i<10;++i)if(a[i]){minn=i;break;}
while(st){
int fl;if(qz>18){
ans=(ans*10+minn)%p2;qz+=s[st-1]-s[st]+s[a[minn]]-s[a[minn]-1];
a[minn]--;st--;
if(!a[minn]){for(int i=0;i<10;++i)if(a[i]){minn=i;break;}}continue;
}
for(int i=0;i<10;++i)if(a[i]){
double q=s[st-1];
for(int j=0;j<10;++j)q-=s[a[j]-(i==j)];
if(q>14){fl=i;break;}
ll q2=f[st-1];
for(int j=0;j<10;++j)q2=(__int128)q2*f_[a[j]-(i==j)]%p;
if(m<=q2){fl=i;break;}else m-=q2;
}
ans=(ans*10+fl)%p2;st--;a[fl]--;
}
printf("%lld\n",ans);return;
}
int main(){
inv[1]=1;for(int i=2;i<N;++i)inv[i]=(__int128)(p-p/i)*inv[p%i]%p;
f[0]=f_[0]=pow0[0]=1;for(int i=1;i<N;++i){
f[i]=(__int128)f[i-1]*i%p,f_[i]=(__int128)f[i-1]*inv[i]%p;
s[i]=s[i-1]+log10(i);pow1[i]=(pow1[i-1]*10+1)%p2;
pow0[i]=pow0[i-1]*10%p2;
}
int t;scanf("%d",&t);t=min(t,1000);while(t--)sol();return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 10ms
memory: 7108kb
input:
6 1 1 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 2 1 1 1 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 2 1 1 1 0 0 0 0 0 0 0 5 1 2 0 0 0 0 0 0 0 0 2
output:
1 10 12 21 201 101
result:
ok 6 numbers
Test #2:
score: -100
Wrong Answer
time: 1151ms
memory: 7024kb
input:
5000 7142 6835 7022 6981 6929 7008 7038 7015 6885 7145 659213485437 7015 7033 6963 7136 7053 7072 6847 6923 6953 7005 82053183749 7013 7003 6969 7000 7011 7137 7030 6823 7021 6993 817812793310 6893 7008 6963 7086 7012 6922 7128 7094 7028 6866 143084249211 7020 7021 6997 6961 7017 7032 7013 7028 6987...
output:
248683691 528820716 181505169 946915505 946168220 512272953 905640303 449821242 255404291 872033246 722107721 647360869 298367969 444808734 846460414 72770041 55623998 491823880 291241788 24495678 576714004 542904212 23621574 539352410 473397608 571656853 941716861 967523444 244335380 627414910 4692...
result:
wrong answer 1st numbers differ - expected: '190295171', found: '248683691'