QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#577789 | #9302. Caesar Cipher | ship2077 | WA | 449ms | 45668kb | C++23 | 2.2kb | 2024-09-20 14:48:51 | 2024-09-20 14:48:52 |
Judging History
你现在查看的是最新测评结果
- [2024-11-04 17:10:09]
- hack成功,自动添加数据
- (/hack/1110)
- [2024-10-21 09:47:48]
- hack成功,自动添加数据
- (/hack/1022)
- [2024-10-21 09:39:50]
- hack成功,自动添加数据
- (/hack/1021)
- [2024-10-21 09:31:34]
- hack成功,自动添加数据
- (/hack/1020)
- [2024-10-03 10:14:59]
- hack成功,自动添加数据
- (/hack/928)
- [2024-09-28 07:51:27]
- hack成功,自动添加数据
- (/hack/922)
- [2024-09-28 07:42:39]
- hack成功,自动添加数据
- (/hack/921)
- [2024-09-26 18:56:14]
- hack成功,自动添加数据
- (/hack/911)
- [2024-09-23 07:21:34]
- hack成功,自动添加数据
- (/hack/885)
- [2024-09-20 15:14:45]
- hack成功,自动添加数据
- (/hack/855)
- [2024-09-20 14:48:51]
- 提交
answer
#include<bits/stdc++.h>
#define ls(x) (x<<1)
#define rs(x) (x<<1|1)
using namespace std;
mt19937_64 mt(time(NULL));
typedef unsigned long long ull;
constexpr int M=5e5+5;
constexpr ull mod=1000000007998244353;
int n,q,len;__int128 pw[M],coef[M];ull ans,ans1,ans2,bas;
struct segtree{ull Hash;int mx,len,lazy;}tr[M<<2];
int read(){
int x=0;char ch=getchar();
while (!isdigit(ch)) ch=getchar();
while (isdigit(ch)) x=x*10+ch-48,ch=getchar();
return x;
}
void pushup(int x){
tr[x].len=tr[ls(x)].len+tr[rs(x)].len;
tr[x].mx=max(tr[ls(x)].mx,tr[rs(x)].mx);
tr[x].Hash=(tr[ls(x)].Hash+pw[tr[ls(x)].len]*tr[rs(x)].Hash)%mod;
}
void build(int l,int r,int x){
if (l==r) return tr[x].Hash=tr[x].mx=read(),tr[x].len=1,void();
int mid=l+r>>1; build(l,mid,ls(x)); build(mid+1,r,rs(x)); pushup(x);
}
void addtag(int x,int p){tr[x].Hash=(tr[x].Hash+coef[tr[x].len]*p)%mod;tr[x].mx+=p;tr[x].lazy+=p;}
void pushdown(int x){if (tr[x].lazy) addtag(ls(x),tr[x].lazy),addtag(rs(x),tr[x].lazy),tr[x].lazy=0;}
void update(int L,int R,int l=1,int r=n,int x=1){
if (L<=l&&r<=R) return addtag(x,1);
int mid=l+r>>1; pushdown(x);
if (L<=mid) update(L,R,l,mid,ls(x));
if (R>mid) update(L,R,mid+1,r,rs(x));
pushup(x);
}
void modify(int l=1,int r=n,int x=1){
if (tr[x].mx<65536) return;
if (l==r) return tr[x].Hash=tr[x].mx=0,void();
int mid=l+r>>1; pushdown(x);
modify(l,mid,ls(x));modify(mid+1,r,rs(x));
pushup(x);
}
void query(int L,int R,int l=1,int r=n,int x=1){
if (L<=l&&r<=R){
ans=(ans+pw[len]*tr[x].Hash)%mod;
len+=tr[x].len; return;
}
int mid=l+r>>1;
if (L<=mid) query(L,R,l,mid,ls(x));
if (R>mid) query(L,R,mid+1,r,rs(x));
}
int main(){
n=read();q=read();bas=mt()%mod;
while (bas<=65536) bas=mt()%mod;
for (int i=pw[0]=1;i<=n;i++) pw[i]=pw[i-1]*bas%mod;
for (int i=1;i<=n;i++) coef[i]=(coef[i-1]+pw[i-1])%mod;
build(1,n,1);while (q--){
int op=read(),x=read(),y=read();
if (op==1) {update(x,y);modify();continue;}
int k=read();
ans=len=0;query(x,x+k-1);ans1=ans;
ans=len=0;query(y,y+k-1);ans2=ans;
puts(ans1==ans2?"yes":"no");
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 7736kb
input:
5 6 1 2 1 2 1 2 1 2 2 2 1 3 3 1 1 1 1 3 5 2 1 2 4 2 1 2 2
output:
no yes no yes
result:
ok 4 token(s): yes count is 2, no count is 2
Test #2:
score: 0
Accepted
time: 0ms
memory: 7768kb
input:
3 3 0 65535 65535 2 1 2 2 1 2 3 2 1 2 2
output:
no yes
result:
ok 2 token(s): yes count is 1, no count is 1
Test #3:
score: 0
Accepted
time: 1ms
memory: 7796kb
input:
1000 1000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
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 1000 token(s): yes count is 1000, no count is 0
Test #4:
score: 0
Accepted
time: 64ms
memory: 17716kb
input:
100000 100000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
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 100000 token(s): yes count is 100000, no count is 0
Test #5:
score: 0
Accepted
time: 423ms
memory: 45664kb
input:
500000 500000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
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 500000 token(s): yes count is 500000, no count is 0
Test #6:
score: 0
Accepted
time: 398ms
memory: 45668kb
input:
500000 500000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
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 500000 token(s): yes count is 500000, no count is 0
Test #7:
score: 0
Accepted
time: 399ms
memory: 45668kb
input:
500000 500000 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 65535 65534 6553...
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 no no no yes yes yes yes yes yes yes yes yes yes yes yes yes no yes ...
result:
ok 500000 token(s): yes count is 449947, no count is 50053
Test #8:
score: -100
Wrong Answer
time: 449ms
memory: 45620kb
input:
500000 500000 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 49999 49997 4999...
output:
yes yes 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 yes 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 yes no no no no...
result:
wrong answer expected YES, found NO [3rd token]