oj.uz

Submission #311826

# Submission time Handle Problem Language Result Execution time Memory
311826 2020-10-11T20:32:52 Z MarcoMeijer Bubble Sort 2 (JOI18_bubblesort2) C++14
17 / 100
 9000 ms 9088 KB 
#include "bubblesort2.h"
#include <bits/stdc++.h>
using namespace std;
 
// macros
typedef long long ll;
typedef long double ld;
typedef pair<int, int> ii;
typedef pair<ll, ll> lll;
typedef tuple<int, int, int> iii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<iii> viii;
typedef vector<ll> vll;
typedef vector<lll> vlll;
#define REP(a,b,c) for(int a=int(b); a<int(c); a++)
#define RE(a,c) REP(a,0,c)
#define RE1(a,c) REP(a,1,c+1)
#define REI(a,b,c) REP(a,b,c+1)
#define REV(a,b,c) for(int a=int(c-1); a>=int(b); a--)
#define FOR(a,b) for(auto& a : b)
#define all(a) a.begin(), a.end()
#define INF 1e9
#define EPS 1e-9
#define pb push_back
#define popb pop_back
#define fi first
#define se second
#define sz size()
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
 
const int H=20;
const int N=(1<<H);

vi dif;
int seg[N*2], laz[N];
int width[N*2];

void fillW(int p=1, int w=N) {
    width[p] = w;
    if(w == 1) return;
    fillW(p*2,w/2);
    fillW(p*2+1,w/2);
}
void apply(int p, int v) {
    seg[p] += v*width[p];
    if(p < N) laz[p] += v;
}
void build(int p) {
    while(p>1) p/=2, seg[p]=seg[p*2]+seg[p*2+1]+laz[p]*width[p];
}
void push(int p) {
    REV(s,1,H+1) {
        int i=p>>s;
        apply(i*2  ,laz[i]);
        apply(i*2+1,laz[i]);
        laz[i] = 0;
    }
}
void add(int l, int r, int v) {
    int l0=l+=N, r0=r+=N;
    for(; l<r; l/=2, r/=2) {
        if(l&1) apply(l++,v);
        if(r&1) apply(--r,v);
    }
    build(l0);
    build(r0-1);
}
int get(int l, int r) {
    l+=N; r+=N;
    push(l);
    push(r-1);
    int res=0;
    for(; l<r; l/=2, r/=2) {
        if(l&1) res += seg[l++];
        if(r&1) res += seg[--r];
    }
    return res;
}

vi countScans(vi A, vi X, vi V){
    fillW();
    int n=A.size();
	int q=X.size();
	vi ans(q);
 
    RE(i,n) dif.pb(A[i]);
    RE(i,q) dif.pb(V[i]);
    sort(all(dif));
    dif.erase(unique(all(dif)), dif.end());
    RE(i,n) A[i] = lower_bound(all(dif), A[i])-dif.begin();
    RE(i,q) V[i] = lower_bound(all(dif), V[i])-dif.begin();

    RE(i,n) add(A[i],N,1);

    RE(j,q) {
        add(A[X[j]],N,-1);
        A[X[j]] = V[j];
        add(A[X[j]],N, 1);

        int cAns = 0;
        RE(i,n)
            cAns = max(cAns, i-int(get(A[i],A[i]+1) - 1));
        ans[j] = cAns;
    }
 
	return ans;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 8824 KB Output is correct
2 Correct 244 ms 8756 KB Output is correct
3 Correct 1010 ms 8824 KB Output is correct
4 Correct 1012 ms 8824 KB Output is correct
5 Correct 1038 ms 8952 KB Output is correct
6 Correct 1167 ms 8824 KB Output is correct
7 Correct 1140 ms 8832 KB Output is correct
8 Correct 1118 ms 8824 KB Output is correct
9 Correct 1018 ms 8824 KB Output is correct
10 Correct 1219 ms 8820 KB Output is correct
11 Correct 1227 ms 8824 KB Output is correct
12 Correct 1230 ms 8824 KB Output is correct
13 Correct 1214 ms 8824 KB Output is correct
14 Correct 1223 ms 8824 KB Output is correct
15 Correct 1222 ms 8824 KB Output is correct
16 Correct 1229 ms 8824 KB Output is correct
17 Correct 1226 ms 8828 KB Output is correct
18 Correct 1212 ms 8824 KB Output is correct

Subtask #2
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 8824 KB Output is correct
2 Correct 244 ms 8756 KB Output is correct
3 Correct 1010 ms 8824 KB Output is correct
4 Correct 1012 ms 8824 KB Output is correct
5 Correct 1038 ms 8952 KB Output is correct
6 Correct 1167 ms 8824 KB Output is correct
7 Correct 1140 ms 8832 KB Output is correct
8 Correct 1118 ms 8824 KB Output is correct
9 Correct 1018 ms 8824 KB Output is correct
10 Correct 1219 ms 8820 KB Output is correct
11 Correct 1227 ms 8824 KB Output is correct
12 Correct 1230 ms 8824 KB Output is correct
13 Correct 1214 ms 8824 KB Output is correct
14 Correct 1223 ms 8824 KB Output is correct
15 Correct 1222 ms 8824 KB Output is correct
16 Correct 1229 ms 8824 KB Output is correct
17 Correct 1226 ms 8828 KB Output is correct
18 Correct 1212 ms 8824 KB Output is correct
19 Execution timed out 9036 ms 9088 KB Time limit exceeded
20 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Execution timed out 9039 ms 9088 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 8824 KB Output is correct
2 Correct 244 ms 8756 KB Output is correct
3 Correct 1010 ms 8824 KB Output is correct
4 Correct 1012 ms 8824 KB Output is correct
5 Correct 1038 ms 8952 KB Output is correct
6 Correct 1167 ms 8824 KB Output is correct
7 Correct 1140 ms 8832 KB Output is correct
8 Correct 1118 ms 8824 KB Output is correct
9 Correct 1018 ms 8824 KB Output is correct
10 Correct 1219 ms 8820 KB Output is correct
11 Correct 1227 ms 8824 KB Output is correct
12 Correct 1230 ms 8824 KB Output is correct
13 Correct 1214 ms 8824 KB Output is correct
14 Correct 1223 ms 8824 KB Output is correct
15 Correct 1222 ms 8824 KB Output is correct
16 Correct 1229 ms 8824 KB Output is correct
17 Correct 1226 ms 8828 KB Output is correct
18 Correct 1212 ms 8824 KB Output is correct
19 Execution timed out 9036 ms 9088 KB Time limit exceeded
20 Halted 0 ms 0 KB -