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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#386691#7782. Ursa MinorxlwangWA 1008ms383940kbC++145.1kb2024-04-11 19:25:262024-04-11 19:25:26

Judging History

你现在查看的是最新测评结果

  • [2024-04-11 19:25:26]
  • 评测
  • 测评结果:WA
  • 用时:1008ms
  • 内存:383940kb
  • [2024-04-11 19:25:26]
  • 提交

answer

#include<bits/stdc++.h>
#define fr(i,j,k) for(register int i=j;i<=k;++i)
#define rf(i,j,k) for(register int i=j;i>=k;--i)
#define foredge(i,j) for(register int i=head[j];i;i=e[i].nxt)
#define pb push_back
#define Times printf("Time:%.3lf\n",clock()/CLOCKS_PER_SEC)
using namespace std;
inline int read(){
	int x=0;
	bool f=0;
	char c=getchar();
	while(!isdigit(c)) f|=(c=='-'),c=getchar();
	while(isdigit(c)) x=(x<<3)+(x<<1)+(c^48),c=getchar();
	return f?-x:x;
}
inline void write(int x){
    if(x<0){putchar('-');x=-x;}
    if(x>9)write(x/10);
    putchar(x%10+'0');
}
inline void writeln(int x){write(x); puts("");}
inline void writepl(int x){write(x); putchar(' ');}
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
inline int randfind(int l,int r){return rnd()%(r-l+1)+l;}
//inline void init(){
//	int t=read();
//	while(t--) work();
//}
const int Maxn=2e5+10,B=450,mod=1e9+7,base=131,Maxb=460;
inline int ksm(int x,int y=mod-2){
    int sum=1;
    while(y){
        if(y&1) sum=1ll*sum*x%mod;
        y=y/2;x=1ll*x*x%mod;
    }
    return sum;
}
int n,q;
namespace GCD{
    int lg[Maxn];
    inline int gcd(int x,int y){
        if(y==0) return x;
        return gcd(y,x%y);
    }
    int ln;
    int a[Maxn],f[Maxn][21];
    inline void init(){
        lg[0]=-1;
        fr(i,1,ln) lg[i]=lg[i/2]+1;
        fr(i,1,ln) f[i][0]=a[i];
        fr(j,1,lg[ln]) fr(i,1,ln){
            if(i+(1<<j)-1>ln) break;
            f[i][j]=gcd(f[i][j-1],f[i+(1<<(j-1))][j-1]);
        }
    }
    inline int getgcd(int l,int r){
        int ln=lg[r-l+1];
        return gcd(f[l][ln],f[r-(1<<ln)+1][ln]);
    }
}
inline void add(int &x,int y){
    x+=y;if(x>=mod) x-=mod;
}
namespace bit{
    int s[Maxn];
    inline int lowbit(int x){return x&(-x);}
    inline void update(int x,int k){
        while(x<=n) s[x]=(s[x]+k)%mod,x+=lowbit(x);
    }
    inline int query(int x){
        int ans=0;
        while(x) add(ans,s[x]),x-=lowbit(x);
        return ans;
    }
    inline int getans(int l,int r){
        return (query(r)-query(l-1)+mod)%mod;
    }
}
int a[Maxn];
int id[Maxn];
int bl[Maxn],br[Maxn];
int nod;
namespace ALL{
    int pre[Maxn],s[Maxn];
    int a[Maxn];
    inline void update(int x,int k){
        int now=(k-a[x]+mod)%mod;
        fr(i,id[x],nod) add(s[i],now);
        fr(i,x,br[id[x]]) add(pre[i],now);
        a[x]=k;
    }
    inline int query(int x){
        if(x<=0) return 0;
        return (s[id[x]-1]+pre[x])%mod;
    }
}
struct BLOCK{
    int s[Maxn];
    int S[Maxn];
    inline void update(int x,int k){
        // cout<<x<<' '<<a[x]<<' '<<k<<endl;
        S[id[x]]=1ll*(S[id[x]]-s[x]+k+mod)%mod;
        s[x]=k;
    }
    inline int query(int x){
        int ans=0;
        fr(i,1,id[x]-1) add(ans,S[i]);
        fr(i,bl[id[x]],x) add(ans,s[i]);
        return ans;
    }
}block[Maxb];
int ipw[Maxn];
int s[Maxn];
int pw[Maxn];
inline void init(){
    n=read();GCD::ln=read();q=read();
    fr(i,1,n) a[i]=read();
    fr(i,1,GCD::ln) GCD::a[i]=read();
    GCD::init();
    fr(i,1,n){
        id[i]=(i-1)/B+1;
        if(!bl[id[i]]) bl[id[i]]=i;
        br[id[i]]=i;
    }
    pw[0]=ipw[0]=1;s[0]=1;
    fr(i,1,n) pw[i]=1ll*pw[i-1]*base%mod,ipw[i]=ksm(pw[i]);
    fr(i,1,n) s[i]=pw[i],add(s[i],s[i-1]);
    nod=id[n];
    // cerr<<nod<<endl;
    fr(i,1,B) fr(j,1,n) block[i].update(j,1ll*pw[j%i]*a[j]%mod);
    fr(i,1,n) bit::update(i,a[i]);
    fr(i,1,n) ALL::update(i,1ll*pw[i]*a[i]%mod);
}
inline void work(){
    char ch[2];
    int Q;Q=q;
    while(q--){
        scanf("%s",ch+1);
        if(ch[1]=='U'){
            int x,k;
            x=read();k=read();
            bit::update(x,(k-a[x]+mod)%mod);
            fr(i,1,B) block[i].update(x,1ll*pw[x%i]*k%mod);
            ALL::update(x,1ll*pw[x]*k%mod);a[x]=k;
        }
        else {
            int l,r,ll,rr;
            l=read();r=read();ll=read();rr=read();
            int k=GCD::getgcd(ll,rr);k=GCD::gcd(k,(r-l+1));
            // cout<<l<<' '<<r<<' '<<k<<endl;
            int s1;s1=1ll*bit::getans(l,r)*ksm(k)%mod*s[k-1]%mod;
            int s2=0;
            // cout<<s1<<endl;
            if(k<=B){
                s2=(block[k].query(r)-block[k].query(l-1)+mod)%mod;
            }
            else {
                fr(i,0,n/k){
                    int nowl,nowr;
                    nowl=i*k,nowr=(i+1)*k-1;
                    nowl=max(nowl,l);nowr=min(nowr,r);
                    if(nowl>nowr) continue;
                    int now;now=(ALL::query(nowr)-ALL::query(nowl-1)+mod)%mod;
                    add(s2,1ll*now*ipw[i*k]%mod);
                }
                if(n==Q && n==200000) cout<<"**"<<endl;
            }
            // cout<<k<<' '<<s1<<' '<<s2<<endl;
            s1=(s1+mod)%mod;s2=(s2+mod)%mod;
            if(s1==s2) puts("Yes");
            else puts("No");
        }
    }
}
signed main(){
	// freopen("input.in","r",stdin);
	// freopen("output.out","w",stdout);
    init();work();
    // printf("\nTIME:%.3lf",(double)clock()/CLOCKS_PER_SEC);
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 15704kb

input:

6 4 5
1 1 4 5 1 4
3 3 2 4
Q 1 5 1 2
Q 2 5 3 4
U 5 2
Q 1 6 1 2
Q 2 5 3 4

output:

Yes
No
No
Yes

result:

ok 4 tokens

Test #2:

score: 0
Accepted
time: 0ms
memory: 17520kb

input:

1 1 1
0
1
Q 1 1 1 1

output:

Yes

result:

ok "Yes"

Test #3:

score: 0
Accepted
time: 343ms
memory: 21204kb

input:

2000 2000 200000
1 1 2 0 0 2 0 2 0 0 0 0 0 2 2 1 2 0 0 2 2 2 1 0 1 2 1 2 0 0 1 1 1 2 0 0 2 2 2 2 0 2 0 0 2 1 2 0 0 1 2 2 1 0 2 0 0 0 1 2 2 1 2 2 0 0 1 1 1 0 0 2 0 0 1 1 0 2 2 2 1 0 0 1 0 1 2 2 2 1 1 2 2 1 2 1 0 2 2 3 1 3 2 3 1 0 1 2 0 1 1 1 0 2 2 3 2 0 3 2 3 3 1 2 3 1 2 0 1 0 3 1 0 0 2 0 1 2 1 3 2 2...

output:

Yes
Yes
No
Yes
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No
Yes
Yes
No
No
No
No
No
Yes
No
No
No
Yes
Yes
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
No
Yes
Yes
Yes
No
No
Yes
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No...

result:

ok 100554 tokens

Test #4:

score: 0
Accepted
time: 226ms
memory: 32704kb

input:

1 200000 200000
998244353
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

output:

Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
...

result:

ok 100240 tokens

Test #5:

score: 0
Accepted
time: 212ms
memory: 30580kb

input:

6 131072 200000
0 0 0 0 1000000000 1000000000
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 ...

output:

Yes
Yes
Yes
No
No
No
Yes
No
No
No
No
No
Yes
Yes
No
Yes
No
Yes
Yes
Yes
No
No
No
No
No
No
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
No
No
No
Yes
Yes
No
Yes
N...

result:

ok 100021 tokens

Test #6:

score: -100
Wrong Answer
time: 1008ms
memory: 383940kb

input:

200000 200000 200000
490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877...

output:

**
No
No
**
No
No
**
No
No
**
No
**
No
**
No
No
**
No
**
No
No
**
No
No
**
No
**
No
**
No
No
**
No
No
No
No
**
No
No
**
No
No
**
No
No
No
No
**
No
No
No
**
No
**
No
**
No
No
**
No
No
No
No
**
No
**
No
**
No
No
**
No
**
No
**
No
No
No
**
No
No
**
No
**
No
No
No
**
No
No
**
No
No
No
**
No
**
No
**
No
...

result:

wrong answer 1st words differ - expected: 'No', found: '**'