oj.uz

답안 #827637

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
827637 2023-08-16T15:36:02 Z trucmai Sterilizing Spray (JOI15_sterilizing) C++17
10 / 100
 78 ms 13492 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define vi vector<ll>
#define pi pair<ll,ll>
#define fi first
#define se second
#define gcd __gcd
#define mset(a,v) memset(a, v, sizeof(a))
#define endl '\n'

const int N = 1e6 + 5,LOG = 27;
const ll MOD = 1e9 + 7,INF = 1e9;
ll n,q,k,a[N];
struct segtree{
    struct node{
        ll a,b; 
        node(){}
        node(ll a,ll b):a(a),b(b){}    
    };
    ll n;
    vector<ll>tr; vector<node>lz; 
    segtree(){}
    void init(ll sz){
        n = sz;
        tr.resize(4*n+5);
        lz = vector<node>(4*n+5,node(1,0));
    }
    void push(ll i,ll l,ll r){
        if(lz[i].a == 1 && lz[i].b == 0) return; 
        if(lz[i].a == 0) tr[i] = lz[i].b; 
        else tr[i] = tr[i]/lz[i].a + lz[i].b;
        if(l != r){
            lz[2*i] = lz[i];
            lz[2*i+1] = lz[i];
        }
        lz[i] = node(1,0);
    }
    void build(ll i,ll l,ll r){
        if(l == r){
            tr[i] = a[l]; 
            return;
        }
        ll m = (r+l)>>1;
        build(2*i,l,m); build(2*i+1,m+1,r);
        tr[i] = tr[2*i] + tr[2*i+1];
    }
    void upd(ll i,ll l,ll r,ll ql,ll qr,node val){ 
        push(i,l,r);
        if(l > qr || r < ql) return;
        if(ql <= l && r <= qr){
            lz[i] = val; 
            push(i,l,r); 
            return;
        }
        ll m = (r+l)>>1;
        upd(2*i,l,m,ql,qr,val); upd(2*i+1,m+1,r,ql,qr,val); 
        tr[i] = tr[2*i] + tr[2*i+1];
    }
    ll get(ll i,ll l,ll r,ll ql,ll qr){
        push(i,l,r);
        if(l > qr || r < ql) return 0;
        if(ql <= l && r <= qr) return tr[i]; 
        ll m = (r+l) >> 1; 
        ll left = get(2*i,l,m,ql,qr),
            right = get(2*i+1,m+1,r,ql,qr);
        return left + right;
    } 
    void build(){build(1,1,n);}
    void upd(ll l,ll r,ll a,ll b){upd(1,1,n,l,r,node(a,b));}
    ll get(ll l,ll r){return get(1,1,n,l,r);}
}st;

void solve(){
    cin>>n>>q>>k;
    for(ll i = 1;i <= n;++i) cin>>a[i]; 
    st.init(n); st.build();
    while(q--){
        ll type,t,u; cin>>type>>t>>u;
        if(type == 1) st.upd(t,t,0,u);
        else if(type == 2) st.upd(t,u,k,0);
        else cout<<st.get(t,u)<<endl;
    }    
}

signed main(){
    cin.tie(0); cout.tie(0); 
    ios_base::sync_with_stdio(false);
    ll t = 1; //cin>>t;
    while(t--) solve(); 
    cerr << endl << "Time elapsed: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n";
}

Subtask #1
0 / 5.0

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

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 55 ms 7660 KB Output is correct
2 Correct 49 ms 5688 KB Output is correct
3 Correct 41 ms 10132 KB Output is correct
4 Correct 54 ms 12880 KB Output is correct
5 Correct 78 ms 13492 KB Output is correct
6 Correct 66 ms 13388 KB Output is correct
7 Correct 68 ms 13400 KB Output is correct
8 Correct 67 ms 13416 KB Output is correct
9 Correct 63 ms 13196 KB Output is correct
10 Correct 63 ms 13244 KB Output is correct
11 Correct 66 ms 13260 KB Output is correct
12 Correct 65 ms 13260 KB Output is correct

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 20 ms 1460 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 50 ms 7256 KB Output isn't correct
2 Halted 0 ms 0 KB -