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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#393928 | #8543. Periodic Sequence | WrongAnswer_90 | WA | 1634ms | 8668kb | C++20 | 4.9kb | 2024-04-19 16:55:41 | 2024-04-19 16:55:42 |
Judging History
answer
#include<bits/stdc++.h>
#define ull unsigned long long
#define ui unsigned int
#define ld long double
#define ll long long
#define lll __int128
#define fi first
#define se second
#define e emplace
#define eb emplace_back
#define db double
#define ef emplace_front
#define pii pair<int,int>
#define pll pair<ll,ll>
#define vi vector<int>
#define vp vector<pii>
#define mp make_pair
//#define LOCALJUDGE
#define int ll
bool ST;
static const ll MOD=998244353,Phi=998244352,inv2=499122177,Root=3,iRoot=332748118;
static const ll inf=1073741823,INF=4557430888798830399;
static const double eps=1e-10,pi=3.1415926535;
char in[1<<20],*p1=in,*p2=in;
using namespace std;
//#define getchar() (p1==p2&&(p2=(p1=in)+fread(in,1,1<<20,stdin),p1==p2)?EOF:*p1++)
struct tup{int x,y;ll z;tup(int X=0,int Y=0,ll Z=0){x=X,y=Y,z=Z;}};
namespace FastIO
{
template<typename T> inline void write(T x,char ch=' ')
{
if(is_same<char,T>::value)putchar(x);
else
{
if(x<0)x=-x,putchar('-');
static char st[25];int top=0;
do{st[top++]=x%10+'0',x/=10;}while(x);
while(top)putchar(st[--top]);
}
ch!='~'?putchar(ch):0;
}
inline void write(const char*x,char ch=' ')
{
for(int i=0;x[i]!='\0';++i)putchar(x[i]);
ch!='~'?putchar(ch):0;
}
inline void read(char&s){do s=getchar();while(s=='\n'||s==' ');}
inline void read(char s[])
{
int len=0;char st;
do st=getchar();while(st=='\n'||st==' ');
s[++len]=st,st=getchar();
while(st!='\n'&&st!=' ')s[++len]=st,st=getchar();
s[++len]='\0';
}
template<typename T> inline void read(T &s)
{
s=0;char ch=getchar();
while((ch>'9'||ch<'0')&&ch!='-')ch=getchar();
bool tf=(ch=='-')&&(ch=getchar());
while((ch>='0')&&(ch<='9'))s=(s<<1)+(s<<3)+ch-'0',ch=getchar();
s=(tf?-s:s);
}
template<typename T1,typename T2> inline void read(pair<T1,T2> &s){read(s.fi),read(s.se);}
template<typename T,typename...Args> inline void write(T x,Args...args){write(x,'~'),write(args...);}
template<typename T,typename...Args> inline void read(T&x,Args&...args){read(x),read(args...);}
}
using namespace FastIO;
namespace MTool
{
inline int Cadd(int a,int b){return a+b>=MOD?a+b-MOD:a+b;}
inline int Cdel(int a,int b){return a-b<0?a-b+MOD:a-b;}
inline int Cmul(int a,int b){return 1ll*a*b%MOD;}
inline int sqr(int a){return 1ll*a*a%MOD;}
inline void Madd(int&a,int b){a=(a+b>=MOD?a+b-MOD:a+b);}
inline void Mdel(int&a,int b){a=(a-b<0?a-b+MOD:a-b);}
inline void Mmul(int&a,int b){a=1ll*a*b%MOD;}
template<typename T> inline bool Mmax(T&a,T b){return a<b?a=b,1:0;}
template<typename T> inline bool Mmin(T&a,T b){return a>b?a=b,1:0;}
template<typename...Args> inline void Madd(int&a,int b,Args...args){Madd(a,b),Madd(a,args...);}
template<typename...Args> inline void Mmul(int&a,int b,Args...args){Mmul(a,b),Mmul(a,args...);}
template<typename...Args> inline void Mdel(int&a,int b,Args...args){Mdel(a,b),Mdel(a,args...);}
template<typename...Args> inline int Cadd(int a,int b,Args...args){return Cadd(Cadd(a,b),args...);}
template<typename...Args> inline int Cmul(int a,int b,Args...args){return Cmul(Cmul(a,b),args...);}
template<typename...Args> inline int Cdel(int a,int b,Args...args){return Cdel(Cdel(a,b),args...);}
template<typename...Args,typename T> inline bool Mmax(T&a,T b,Args...args){return Mmax(a,b)|Mmax(a,args...);}
template<typename...Args,typename T> inline bool Mmin(T&a,T b,Args...args){return Mmin(a,b)|Mmin(a,args...);}
inline int power(int x,ll y){int s=1;for(;y;y>>=1,Mmul(x,x))if(y&1)Mmul(s,x);return s;}
}
using namespace MTool;
namespace WrongAnswer_90
{
int n,p,f[200010],g[200010],h[200010];
inline void mian()
{
read(n,p);int B=sqrt(n)+1;
for(int i=1;i<B;++i)
{
for(int j=1;j<=n;++j)
{
g[j]=g[j-1]+g[j-1]+(j==i);
g[j]>=p?g[j]-=p:0;
if(j>i+1)
{
g[j]-=g[j-i-1];
g[j]<0?g[j]+=p:0;
}
f[j]+=g[j];
f[j]>=p?f[j]-=p:0;
}
}
for(int i=1;i<=n;++i)
{
g[i]=3ll*g[i-1]%p;
if(i>1)g[i]=((-2ll*g[i-2]+g[i])%p+p)%p;
g[i]+=(i==B),f[i]+=g[i];
f[i]>=p?f[i]-=p:0;
}
for(int i=1;i+(i+1)*B<=n;++i)
{
for(int j=1;j<=n;++j)
{
h[j]=0;
if(j>i+B)h[j]+=g[j-i-B-1];
if(j>B)h[j]-=g[j-B-1];
h[j]>=p?h[j]-=p:0;
h[j]<0?h[j]+=p:0;
}
for(int j=1;j<=n;++j)
{
g[j]=(2ll*g[j-1]+h[j])%p;
if(j>i+1)
{
g[j]+=g[j-i-1];
g[j]-=2*g[j-i-2];
g[j]>=p?g[j]-=p:0;
g[j]<0?g[j]+=p:0;
}
f[j]+=g[j],f[j]>=p?f[j]-=p:0;
}
}
for(int i=1;i<=n;++i)write(f[i]);
}
}
bool ED;
signed main()
{
#ifdef LOCALJUDGE
freopen("1.in","r",stdin);
freopen("1.out","w",stdout);
#endif
double st=clock();
WrongAnswer_90::mian();
double ed=clock();
#ifndef LOCALJUDGE
cerr<<endl;
#endif
cerr<<"Time: "<<ed-st<<" ms\n";
#ifdef LOCALJUDGE
cerr<<" ";
#endif
cerr<<"Memory: "<<abs(&ST-&ED)/1024.0/1024.0<<" MB\n";
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 4000kb
input:
5 1000000007
output:
1 3 6 11 19
result:
ok 5 number(s): "1 3 6 11 19"
Test #2:
score: -100
Wrong Answer
time: 1634ms
memory: 8668kb
input:
200000 567894337
output:
1 3 6 11 19 33 57 100 177 317 573 1045 1919 3547 6592 12311 23091 43479 82153 155715 295983 564049 1077399 2062310 3955185 7598755 14622317 28179337 54379519 105071497 203254163 393607533 195106662 344669981 35619335 477103886 79913732 147415830 329955039 273123672 546045352 337527455 443978690 4597...
result:
wrong answer 957th numbers differ - expected: '513258224', found: '-54636113'