oj.uz

Submission #828080

# Submission time Handle Problem Language Result Execution time Memory
828080 2023-08-17T03:50:05 Z trucmai Sterilizing Spray (JOI15_sterilizing) C++17
10 / 100
 77 ms 10984 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 if(lz[i].b == 0) tr[i] = tr[i]/lz[i].a;
        else tr[i] = tr[i]/lz[i].a + (r-l+1)*lz[i].b;
        if(l != r){
            lz[2*i] = node(lz[2*i].a*lz[i].a,lz[i].a*lz[2*i+1].b + lz[i].b);
            lz[2*i+1] = node(lz[2*i+1].a*lz[i].a,lz[i].a*lz[2*i+1].b + lz[i].b);
        }
        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

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 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 53 ms 5624 KB Output is correct
2 Correct 46 ms 4032 KB Output is correct
3 Correct 40 ms 8372 KB Output is correct
4 Correct 54 ms 10708 KB Output is correct
5 Correct 77 ms 10952 KB Output is correct
6 Correct 64 ms 10924 KB Output is correct
7 Correct 63 ms 10960 KB Output is correct
8 Correct 67 ms 10956 KB Output is correct
9 Correct 64 ms 10972 KB Output is correct
10 Correct 63 ms 10984 KB Output is correct
11 Correct 61 ms 10924 KB Output is correct
12 Correct 61 ms 10964 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 1004 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 5700 KB Output isn't correct
2 Halted 0 ms 0 KB -