oj.uz

Submission #866649

# Submission time Handle Problem Language Result Execution time Memory
866649 2023-10-26T14:57:36 Z asdfghjk Meteors (POI11_met) C++17
74 / 100
 4541 ms 65536 KB 
/// tree bends in youth
/// 24  .10.2023
/// success is doing same thing in every single day!!!
#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define all(x) x.begin(), x.end()
#define F first
#define S second
using namespace std;
const ll N =4e5+ 5;
const ll NN =2e6 + 5;
const ll INF = -1e1;
const ll MOD = 1e9 + 7;
const ll LG = 18;
int z[N],x[N];
ll t[4 * N],p[4 * N],b[N],c[N];
pair<int,int> seq[N];
set <int> MID[N];
vector<int> rg[N];
void build(int v,int l,int r){
    p[v] = 0;
    if(l == r){
        t[v] = 0;
        return;
    }
    int mid = (l + r) / 2;
    build(v+v,l,mid);
    build(v+v+1,mid+1,r);
}
void push(int v,int l,int r){
    if(p[v] > 0){
        if(l != r){
            p[v+v] += p[v];
            p[v+v+1] += p[v];
        }
        else{
            t[v] += p[v];
        }
        p[v] = 0;
    }
}
void upd(int v,int l,int r,int ql,int qr,ll x){
    push(v,l,r);
    if(l >= ql && qr >= r){
        p[v] += x;
        return;
    }
    if(qr < l || r < ql)return;
    int mid = (l + r) / 2;
    upd(v+v,l,mid,ql,qr,x);
    upd(v+v+1,mid+1,r,ql,qr,x);
}
ll get(int v,int l,int r,int x){
    push(v,l,r);
    if(l == r)return t[v];
    int mid = (l + r) / 2;
    if(x <= mid)return get(v+v,l,mid,x);
    else return get(v+v+1,mid + 1,r,x);
}
void solve(){
    int n,m;
    cin >> n >> m;
    for(int i = 1;i <= m;i++){
        int u;cin >> u;
        rg[u].pb(i);
    }
    for(int i= 1;i <= n;i++){
        cin >> b[i];
    }
    int q;
    cin >> q;
    for(int i = 1;i <=q;i++){
        cin >> z[i] >> x[i] >> c[i];
    }
    for(int i = 1;i <= n;i++){
        seq[i] = {1,q};
    }
    int tt = 20;
    while(tt--){
        for(int i = 1;i <= n;i++){
            int md = (seq[i].F + seq[i].S) / 2;
            MID[md].insert(i);
        }
        build(1,1,m);
        for(int i = 1;i <= q;i++){
            if(z[i] > x[i]){
                upd(1,1,m,1,x[i],c[i]);
                upd(1,1,m,z[i],m,c[i]);
            }
            else{
                upd(1,1,m,z[i],x[i],c[i]);
            }
            for(int to : MID[i]){
                ll sum=  0;
                for(int d : rg[to]){
                    sum += get(1,1,m,d);
                    if(sum >= b[to])break;
                }
                if(sum >= b[to]){
                    seq[to].S = i;
                }
                else {
                    seq[to].F = i + 1;
                }
            }
        }
        for(int i = 1;i <= q;i++){
            MID[i].clear();
        }
    }
    for(int i = 1;i<=n;i++){
        if(seq[i].F <= q){
            cout << seq[i].F << '\n';
        }
        else{
            cout <<  "NIE\n";
        }
    }
}
main (){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
//    freopen("input.txt","r",stdin);
//    freopen("output.txt","w",stdout);
    ll abd= 1;
   // cin >> abd;
    for(ll i = 1;i <= abd;i++){
//        cout << "Case " << i << ":\n";
        solve();
    }
}

Compilation message

met.cpp:121:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  121 | main (){
      | ^~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 39768 KB Output is correct
2 Correct 14 ms 39672 KB Output is correct
3 Correct 14 ms 39656 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 39512 KB Output is correct
2 Correct 13 ms 39664 KB Output is correct
3 Correct 15 ms 39696 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 429 ms 40320 KB Output is correct
2 Correct 564 ms 41552 KB Output is correct
3 Correct 535 ms 40952 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 511 ms 40540 KB Output is correct
2 Correct 503 ms 40668 KB Output is correct
3 Correct 568 ms 41564 KB Output is correct
4 Correct 134 ms 40792 KB Output is correct

Subtask #5
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 215 ms 40432 KB Output is correct
2 Correct 398 ms 41808 KB Output is correct
3 Correct 247 ms 39772 KB Output is correct
4 Correct 523 ms 41200 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 466 ms 40276 KB Output is correct
2 Correct 458 ms 40536 KB Output is correct
3 Correct 462 ms 40224 KB Output is correct
4 Correct 588 ms 41808 KB Output is correct

Subtask #7
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 4541 ms 65536 KB Output is correct
2 Correct 1945 ms 64588 KB Output is correct
3 Correct 1213 ms 43008 KB Output is correct
4 Runtime error 137 ms 65536 KB Execution killed with signal 9
5 Halted 0 ms 0 KB -

Subtask #8
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 4541 ms 65536 KB Output is correct
2 Correct 1031 ms 62816 KB Output is correct
3 Correct 987 ms 43836 KB Output is correct
4 Runtime error 154 ms 65536 KB Execution killed with signal 9
5 Halted 0 ms 0 KB -