QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#499212 | #9155. 集合 | tanxi# | 100 ✓ | 222ms | 35500kb | C++14 | 1.6kb | 2024-07-31 08:49:24 | 2024-07-31 08:49:24 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N=1.2e6+9;
int to[N];
int rd[N];
unsigned long long sum[N],sum1,sum2;
int a[N][3],b[N][3];
int n,m,q;
int f(int x)
{
return x*x%998244353*x%998244353+x*1231%9982433+7;
}
bool check(int x)
{
unsigned long long nows1=sum1,nows2=sum2;
for(int j=0;j<3;j++)
{
nows1-=f(sum[a[x][j]]);
nows1+=f(sum[a[x][j]]+rd[x]);
nows2-=f(sum[b[x][j]]);
nows2+=f(sum[b[x][j]]+rd[x]);
}
return nows1==nows2;
}
void add(int x)
{
for(int j=0;j<3;j++)
{
sum1-=f(sum[a[x][j]]);
sum[a[x][j]]+=rd[x];
sum1+=f(sum[a[x][j]]);
sum2-=f(sum[b[x][j]]);
sum[b[x][j]]+=rd[x];
sum2+=f(sum[b[x][j]]);
}
}
void del(int x)
{
for(int j=0;j<3;j++)
{
sum1-=f(sum[a[x][j]]);
sum[a[x][j]]-=rd[x];
sum1+=f(sum[a[x][j]]);
sum2-=f(sum[b[x][j]]);
sum[b[x][j]]-=rd[x];
sum2+=f(sum[b[x][j]]);
}
}
signed main()
{
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
// freopen("ex_4.in","r",stdin);
// freopen("1.out","w",stdout);
cin>>n>>m>>q;
for(int i=1;i<=n;i++)
{
rd[i]=rd[i+n]=i*1145141%1919810;
sum1+=f(0);
sum2+=f(0);
}
for(int i=1;i<=n;i++)
{
for(int j=0;j<3;j++)
cin>>a[i][j];
}
for(int i=1;i<=n;i++)
{
for(int j=0;j<3;j++)
{
cin>>b[i][j];
b[i][j]+=m;
}
}
int r=1;
for(int l=1;l<=n;l++)
{
while(r<=n&&check(r))
{
add(r);
r++;
}
to[l]=r-1;
del(l);
if(r<=l)
r=l+1;
}
while(q--)
{
int l,r;
cin>>l>>r;
if(to[l]>=r)
{
cout<<"Yes\n";
}
else
{
cout<<"No\n";
}
}
return 0;
}
Details
Pretests
Pretest #1:
score: 5
Accepted
time: 0ms
memory: 9796kb
Pretest #2:
score: 5
Accepted
time: 0ms
memory: 9764kb
Pretest #3:
score: 5
Accepted
time: 1ms
memory: 9760kb
Pretest #4:
score: 5
Accepted
time: 1ms
memory: 9760kb
Pretest #5:
score: 5
Accepted
time: 1ms
memory: 9796kb
Pretest #6:
score: 5
Accepted
time: 1ms
memory: 9732kb
Pretest #7:
score: 5
Accepted
time: 1ms
memory: 9796kb
Pretest #8:
score: 5
Accepted
time: 1ms
memory: 9772kb
Pretest #9:
score: 5
Accepted
time: 15ms
memory: 9804kb
Pretest #10:
score: 5
Accepted
time: 19ms
memory: 9772kb
Pretest #11:
score: 5
Accepted
time: 90ms
memory: 24936kb
Pretest #12:
score: 5
Accepted
time: 89ms
memory: 26296kb
Pretest #13:
score: 5
Accepted
time: 0ms
memory: 9752kb
Pretest #14:
score: 5
Accepted
time: 2ms
memory: 10004kb
Pretest #15:
score: 5
Accepted
time: 96ms
memory: 9776kb
Pretest #16:
score: 5
Accepted
time: 100ms
memory: 10004kb
Pretest #17:
score: 5
Accepted
time: 9ms
memory: 12288kb
Pretest #18:
score: 5
Accepted
time: 5ms
memory: 13188kb
Pretest #19:
score: 5
Accepted
time: 194ms
memory: 23544kb
Pretest #20:
score: 5
Accepted
time: 222ms
memory: 35384kb
Final Tests
Test #1:
score: 5
Accepted
time: 0ms
memory: 9860kb
Test #2:
score: 5
Accepted
time: 1ms
memory: 9764kb
Test #3:
score: 5
Accepted
time: 1ms
memory: 9708kb
Test #4:
score: 5
Accepted
time: 1ms
memory: 9700kb
Test #5:
score: 5
Accepted
time: 1ms
memory: 9708kb
Test #6:
score: 5
Accepted
time: 1ms
memory: 9828kb
Test #7:
score: 5
Accepted
time: 1ms
memory: 9800kb
Test #8:
score: 5
Accepted
time: 1ms
memory: 9868kb
Test #9:
score: 5
Accepted
time: 19ms
memory: 9780kb
Test #10:
score: 5
Accepted
time: 15ms
memory: 9856kb
Test #11:
score: 5
Accepted
time: 81ms
memory: 26160kb
Test #12:
score: 5
Accepted
time: 82ms
memory: 22948kb
Test #13:
score: 5
Accepted
time: 0ms
memory: 9884kb
Test #14:
score: 5
Accepted
time: 0ms
memory: 9920kb
Test #15:
score: 5
Accepted
time: 104ms
memory: 11880kb
Test #16:
score: 5
Accepted
time: 99ms
memory: 9848kb
Test #17:
score: 5
Accepted
time: 9ms
memory: 10344kb
Test #18:
score: 5
Accepted
time: 11ms
memory: 11200kb
Test #19:
score: 5
Accepted
time: 209ms
memory: 24852kb
Test #20:
score: 5
Accepted
time: 211ms
memory: 35500kb
Extra Test:
score: 0
Extra Test Passed