oj.uz

Submission #1065399

# Submission time Handle Problem Language Result Execution time Memory
1065399 2024-08-19T07:02:46 Z 정희우(#11119) Food Court (JOI21_foodcourt) C++17
21 / 100
 194 ms 15184 KB 
#include<iostream>
#include<algorithm>
#include<vector>

using namespace std;
using lint = long long;
using vint = vector<int>;
using pii = pair<int,int>;
using pli = pair<lint,int>;

const int MAX_N=250010;

struct Seg
{
    lint minus_,plus_;
    void addv(lint v)
    {
        if(plus_+v<0)
        {
            minus_+=plus_+v;
            plus_=0;
        }
        else
            plus_+=v;
    }
};

int n,m,q;
int idx=0;
Seg seg[MAX_N<<2];

void update_down(const Seg &p,Seg &c)
{
    c.addv(p.minus_);
    c.addv(p.plus_);
}

void update_lazy(int i)
{
    update_down(seg[i],seg[i<<1]);
    update_down(seg[i],seg[i<<1|1]);
    seg[i].minus_=seg[i].plus_=0;
}

void init_(int i,int s,int e)
{
    seg[i].minus_=seg[i].plus_=0;
    if(s+1==e)return;
    init_(i<<1,s,(s+e)>>1);
    init_(i<<1|1,(s+e)>>1,e);
}

void update_(int i,int s,int e,int l,int r,lint v,int c)
{
    if(s>=r || e<=l)return;
    if(l<=s && e<=r)
    {
        seg[i].addv(v);
        return;
    }
    update_lazy(i);
    update_(i<<1,s,(s+e)>>1,l,r,v,c);
    update_(i<<1|1,(s+e)>>1,e,l,r,v,c);
}

int find_(int i,int s,int e,int x,lint v)
{
    if(s>x || e<=x)return 0;
    if(s==x && x+1==e)return seg[i].plus_>=v;
    update_lazy(i);
    return find_(i<<1,s,(s+e)>>1,x,v)+find_(i<<1|1,(s+e)>>1,e,x,v);
}

int main()
{
    ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    cin >> n >> m >> q;
    init_(1,0,n);
    while(q--)
    {
        int t,l,r,c;
        lint v;
        cin >> t;
        if(t==1)
        {
            cin >> l >> r >> c >> v;l--;
            update_(1,0,n,l,r,v,c);
        }
        if(t==2)
        {
            cin >> l >> r >> v;l--;
            update_(1,0,n,l,r,-v,0);
        }
        if(t==3)
        {
            cin >> l >> v;l--;
            cout << find_(1,0,n,l,v) << '\n';
        }
    }
    return 0;
}

Subtask #1
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 30 ms 2700 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 177 ms 8796 KB Output is correct
2 Correct 160 ms 13136 KB Output is correct
3 Correct 182 ms 14672 KB Output is correct
4 Correct 159 ms 13140 KB Output is correct
5 Correct 128 ms 13448 KB Output is correct
6 Correct 179 ms 14928 KB Output is correct
7 Correct 52 ms 4688 KB Output is correct
8 Correct 54 ms 4432 KB Output is correct
9 Correct 137 ms 14908 KB Output is correct
10 Correct 152 ms 14928 KB Output is correct
11 Correct 148 ms 14928 KB Output is correct
12 Correct 194 ms 14932 KB Output is correct
13 Correct 173 ms 14932 KB Output is correct
14 Correct 173 ms 14928 KB Output is correct
15 Correct 174 ms 14856 KB Output is correct
16 Correct 183 ms 14756 KB Output is correct
17 Correct 192 ms 14932 KB Output is correct
18 Correct 168 ms 14856 KB Output is correct
19 Correct 185 ms 14928 KB Output is correct
20 Correct 174 ms 15184 KB Output is correct
21 Correct 175 ms 14928 KB Output is correct
22 Correct 189 ms 14928 KB Output is correct
23 Correct 189 ms 14840 KB Output is correct
24 Correct 184 ms 14932 KB Output is correct
25 Correct 159 ms 14352 KB Output is correct
26 Correct 163 ms 14676 KB Output is correct
27 Correct 126 ms 14676 KB Output is correct

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 29 ms 2652 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -