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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#789629 | #9627. 算术 | NULL_SF | WA | 3ms | 3684kb | C++17 | 1.0kb | 2024-11-27 21:15:14 | 2024-11-27 21:15:17 |
Judging History
answer
#include <iostream>
#define int long long
using namespace std;
const int mod=998244353;
int a[10];
int quick_pow(int base,int index)
{
int ans=1,tmp=base;
while(index){
if(index&1){
ans*=tmp;
ans%=mod;
}
tmp*=tmp;
tmp%=mod;
index>>=1;
}
return ans;
}
int get_inv(int x)
{
return quick_pow(x,mod-2);
}
void solve()
{
int ans=1,mini=10;
for(int i=1;i<=9;i++){
cin>>a[i];
if(a[i] && i>2) mini=min(mini,i);
if(i>2) ans*=quick_pow(i,a[i]),ans%=mod;
}
if(a[2]<=a[1])
{
ans*=quick_pow(3,a[2]),ans%=mod;
a[1]-=a[2];
if(a[2]) mini=min(mini,3ll);
while(a[1]>=3){
ans*=3;
ans%=mod;
a[1]-=3;
mini=min(mini,3ll);
}
if(a[1]==1) ans=(ans==1)?1:ans*get_inv(mini)*(mini+1),ans%=mod;
else if(a[1]==2) ans*=2,ans%=mod;
}
else
{
ans*=quick_pow(3,a[2]),ans%=mod;
a[2]-=a[1];
ans*=quick_pow(2,a[2]),ans%=mod;
}
cout<<ans<<'\n';
return;
}
signed main()
{
int t;
cin>>t;
while(t--){
solve();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3684kb
input:
7 5 3 0 0 0 0 0 0 0 4 1 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 2 99 88 77 66 55 44 33 22 11 100 90 80 70 60 50 40 30 20
output:
54 108 1 10 90 90553232 143532368
result:
ok 7 lines
Test #2:
score: -100
Wrong Answer
time: 3ms
memory: 3612kb
input:
1000 22 80 50 23 35 71 81 70 96 40 33 36 2 51 52 96 5 32 56 35 85 13 58 80 26 14 31 60 21 8 19 79 5 94 44 33 85 55 10 59 76 98 28 22 69 14 72 40 14 100 68 5 18 69 95 42 51 0 32 97 37 34 85 54 33 18 40 34 10 72 72 68 81 47 80 23 23 68 40 3 71 58 7 36 79 89 83 5 68 16 30 3 82 79 35 28 30 55 88 17 86 2...
output:
898812281 321820208 765709043 819408880 639261805 663439611 7172464 780360907 240853384 151457742 298466126 921095124 124742738 528606186 493291429 606837650 409158325 951979430 573807795 577711348 440485591 163247072 78098984 451532434 308024444 168349368 423889166 63219983 827159852 914298923 4652...
result:
wrong answer 1st lines differ - expected: '376701872', found: '898812281'