oj.uz

답안 #565991

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
565991 2022-05-21T16:05:33 Z groshi Sterilizing Spray (JOI15_sterilizing) C++17
0 / 100
 5000 ms 2520 KB 
#include<iostream>

using namespace std;
int k;
long long drzewo[3000000];
int pot=1;
long long zap(int x,int l,int r,int a,int b)
{
    if(r<a || l>b)
        return 0;
    if(l>=a && r<=b)
        return drzewo[x];
    int mid=(l+r)/2;
    return zap(x*2,l,mid,a,b)+zap(x*2+1,mid+1,r,a,b);
}
void add(int x,int l,int r,int a,int b)
{
    if(r<a || l>a)
        return;
    if(l==r)
    {
        drzewo[x]=b;
        return;
    }
    int mid=(l+r)/2;
    add(x*2,l,mid,a,b);
    add(x*2+1,mid+1,r,a,b);
    drzewo[x]=drzewo[x*2]+drzewo[x*2+1];
}
void spray(int x,int l,int r,int a,int b)
{
    if(l>b || r<a)
        return;
    if(drzewo[x]==0 || drzewo[x*2]+drzewo[x*2+1]==0)
        return;
    if(l==r)
    {
        drzewo[x]/=k;
        return;
    }
    int mid=(l+r)/2;
    spray(x*2,l,mid,a,b);
    spray(x*2+1,mid+1,r,a,b);
    drzewo[x]=drzewo[x*2]+drzewo[x*2+1];
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n,q,x;
    cin>>n>>q>>k;
    while(pot<=n)
        pot*=2;
    pot--;
    for(int i=1;i<=n;i++)
    {
        cin>>x;
        drzewo[i+pot]=x;
    }
    for(int i=pot;i>=1;i--)
        drzewo[i]=drzewo[i*2]+drzewo[i*2+1];
    while(q--)
    {
        int x,a,b;
        cin>>x>>a>>b;
        if(x==1)
            add(1,pot+1,pot*2+1,a+pot,b);
        if(x==2)
            spray(1,pot+1,pot*2+1,a+pot,b+pot);
        if(x==3)
            cout<<zap(1,pot+1,pot*2+1,a+pot,b+pot)<<"\n";
    }
    return 0;
}

Subtask #1
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3867 ms 1904 KB Output is correct
2 Correct 2380 ms 1452 KB Output is correct
3 Correct 3811 ms 2244 KB Output is correct
4 Execution timed out 5095 ms 2520 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 273 ms 448 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2908 ms 1552 KB Output isn't correct
2 Halted 0 ms 0 KB -