oj.uz

Submission #1014937

# Submission time Handle Problem Language Result Execution time Memory
1014937 2024-07-05T18:31:48 Z lambd47 Sterilizing Spray (JOI15_sterilizing) C++14
10 / 100
 73 ms 10408 KB 
#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
 
#include <bits/stdc++.h>
 
using namespace std;
 
#define int long long 
const int MOD = 1000000007;
const char nl = '\n';
const int MX = 100001; 
int arr[MX]; 
struct node{
    int soma, mx;
    node operator+(node aux){
        return {soma+aux.soma,max(mx,aux.mx)};
    }
};

node seg[4*MX];
int potencias[30];

int k;

void build(int pos, int ini, int fim){
    if(ini==fim){
        seg[pos]={arr[ini],arr[ini]};
        return;
    }
    int m=(ini+fim)/2;
    int e=2*pos,d=2*pos+1;
    build(e,ini,m);
    build(d,m+1,fim);
    seg[pos]=seg[e]+seg[d];
}

void updt1(int pos, int ini, int fim, int id, int val){
    if(ini>id || fim<id)return;
    if(ini==fim){
        seg[pos]={val,val};
        return;
    }
    int m=(ini+fim)/2;
    int e=2*pos,d=2*pos+1;
    updt1(e,ini,m,id,val);
    updt1(d,m+1,fim,id,val);
    seg[pos]=seg[e]+seg[d];
}

void spray(int pos,int ini, int fim, int l, int r){
    if(ini>r || fim<l)return;
    if(l<=ini && fim<=r){
        seg[pos].mx/=k;
        if(seg[pos].mx==0){
            seg[pos].soma=0;
            return;
        }
        else if(ini==fim){
            seg[pos].soma=seg[pos].mx;
            return;
        }
    }
    int m=(ini+fim)/2;
    int e=2*pos,d=2*pos+1;
    spray(e,ini,m,l,r);
    spray(d,m+1,fim,l,r);
    seg[pos]=seg[e]+seg[d];
}

int query(int pos, int ini, int fim, int l, int r){
    if(ini>r || fim<l)return 0;
    if(l<=ini && fim<=r){
        return seg[pos].soma;
    }
    int m=(ini+fim)/2;
    int e=2*pos,d=2*pos+1;
    return query(e,ini,m,l,r)+query(d,m+1,fim,l,r);
}

void solve() {
    int n,q;
    cin>>n>>q>>k;
    for(int i=1;i<=n;i++){
        cin>>arr[i];
    }
    build(1,1,n);
    while(q--){
        int tipo,a,b;
        cin>>tipo>>a>>b;
        if(tipo==1){
            updt1(1,1,n,a,b);
        }
        else if(tipo==2){
            if(k==1)continue;
            spray(1,1,n,a,b);
        }
        else{
            cout<<query(1,1,n,a,b)<<"\n";
        }
    }
 
}
 
int32_t main() {
    cin.tie(0)->sync_with_stdio(0); 
    cin.exceptions(cin.failbit);
 
    int T = 1;
//    cin >> T;
    while(T--) {
        solve();
    }
 
	return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 2392 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 34 ms 5276 KB Output is correct
2 Correct 30 ms 6908 KB Output is correct
3 Correct 28 ms 9052 KB Output is correct
4 Correct 33 ms 9816 KB Output is correct
5 Correct 41 ms 10320 KB Output is correct
6 Correct 40 ms 10408 KB Output is correct
7 Correct 41 ms 10320 KB Output is correct
8 Correct 41 ms 10324 KB Output is correct
9 Correct 37 ms 10064 KB Output is correct
10 Correct 36 ms 10072 KB Output is correct
11 Correct 39 ms 10068 KB Output is correct
12 Correct 37 ms 10064 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 14 ms 4696 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Incorrect 73 ms 5108 KB Output isn't correct
2 Halted 0 ms 0 KB -