oj.uz

Submission #498600

# Submission time Handle Problem Language Result Execution time Memory
498600 2021-12-25T16:34:45 Z beepbeepsheep Sterilizing Spray (JOI15_sterilizing) C++17
100 / 100
 601 ms 21316 KB 
#include <bits/stdc++.h>

using namespace std;
#define ll long long
#define endl '\n'
typedef pair<ll,ll> ii;
const ll inf=1e15;
const ll maxn=5e5+5;
const ll mod=1e9+7;

struct node{
    ll s,e,m,val;
    node *l,*r;
    node(ll _s,ll _e):s(_s),e(_e),m((_s+_e)>>1),val(0){
        if (s!=e) l=new node(s,m),r=new node(m+1,e);
    }
    void upd(ll p, ll v){
        if (s==e){val=v; return;}
        if (p>m) r->upd(p,v);
        if (p<=m) l->upd(p,v);
        val=l->val+r->val;
    }
    ll query(ll x, ll y){
        if (x<=s && e<=y) return val;
        if (x>m) return r->query(x,y);
        if (y<=m) return l->query(x,y);
        return l->query(x,y)+r->query(x,y);
    }
}*root;
set<ll> s;
ll arr[maxn];
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    ll n,q,ele,k;
    cin>>n>>q>>k;
    root=new node(1,n);
    for (int i=1;i<=n;i++){
        cin>>ele;
        arr[i]=ele;
        root->upd(i,ele);
        if (arr[i]) s.insert(i);
    }
    ll t,a,b;
    for (int i=0;i<q;i++){
        cin>>t;
        t--;
        if (t==1){
            cin>>a>>b;
            if (k==1) continue;
            for (auto it=s.lower_bound(a);it!=s.end() && *it<=b;){
                root->upd(*it,arr[*it]/k);
                arr[*it]/=k;
                if (arr[*it]==0) it=s.erase(it);
                else it++;
            }
        }
        if (t==0){
            cin>>a>>b;
            arr[a]=b;
            root->upd(a,arr[a]);
            if (arr[a]) s.insert(a);
        }
        if (t==2){
            cin>>a>>b;
            cout<<root->query(a,b)<<endl;
        }
    }
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 1 ms 472 KB Output is correct
3 Correct 3 ms 588 KB Output is correct
4 Correct 6 ms 584 KB Output is correct
5 Correct 9 ms 844 KB Output is correct
6 Correct 6 ms 844 KB Output is correct
7 Correct 7 ms 844 KB Output is correct
8 Correct 7 ms 844 KB Output is correct
9 Correct 9 ms 844 KB Output is correct
10 Correct 8 ms 916 KB Output is correct
11 Correct 7 ms 972 KB Output is correct
12 Correct 8 ms 936 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 97 ms 11340 KB Output is correct
2 Correct 80 ms 8220 KB Output is correct
3 Correct 92 ms 16068 KB Output is correct
4 Correct 126 ms 20548 KB Output is correct
5 Correct 140 ms 21280 KB Output is correct
6 Correct 156 ms 21244 KB Output is correct
7 Correct 142 ms 21200 KB Output is correct
8 Correct 134 ms 21316 KB Output is correct
9 Correct 124 ms 21060 KB Output is correct
10 Correct 115 ms 21104 KB Output is correct
11 Correct 132 ms 21088 KB Output is correct
12 Correct 128 ms 21064 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 1728 KB Output is correct
2 Correct 27 ms 7500 KB Output is correct
3 Correct 32 ms 7624 KB Output is correct
4 Correct 53 ms 5316 KB Output is correct
5 Correct 105 ms 17356 KB Output is correct
6 Correct 107 ms 17356 KB Output is correct
7 Correct 107 ms 17860 KB Output is correct
8 Correct 112 ms 17344 KB Output is correct
9 Correct 96 ms 17248 KB Output is correct
10 Correct 98 ms 17268 KB Output is correct
11 Correct 93 ms 17284 KB Output is correct
12 Correct 91 ms 17356 KB Output is correct

Subtask #4
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 171 ms 11212 KB Output is correct
2 Correct 163 ms 11588 KB Output is correct
3 Correct 265 ms 9684 KB Output is correct
4 Correct 176 ms 8048 KB Output is correct
5 Correct 295 ms 20932 KB Output is correct
6 Correct 341 ms 21084 KB Output is correct
7 Correct 286 ms 20968 KB Output is correct
8 Correct 451 ms 21060 KB Output is correct
9 Correct 367 ms 21012 KB Output is correct
10 Correct 446 ms 20972 KB Output is correct
11 Correct 312 ms 20932 KB Output is correct
12 Correct 601 ms 20892 KB Output is correct