oj.uz

Submission #525529

# Submission time Handle Problem Language Result Execution time Memory
525529 2022-02-11T21:42:13 Z omohamadooo Secret (JOI14_secret) C++14
0 / 100
 448 ms 51544 KB 
#include "secret.h"
#include<bits/stdc++.h>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
#define ll long long
#define pb push_back
#define endl '\n'
#define pii pair<ll,ll >
#define F first
#define S second
#define double long double
#define all(x) (x).begin(),(x).end()
using namespace std;
using namespace __gnu_pbds;

typedef tree<ll , null_type , less_equal<ll> ,rb_tree_tag ,tree_order_statistics_node_update >ordered_set;

const int MOD=998244353 ;
const int  N=1e6+ 7;
const ll INF= 1e18+10;

struct trp{ll F,S,T;};

ll po(ll x,ll y)
{
    ll ans = 1;
    while(y){
        if( y & 1 ) ans *=x;
        y /= 2;
        x *=x;
        x %= MOD;
        ans %= MOD;
    }
    return ans;
}

int n;
vector<int>v;
vector<int>pref[N],suf[N];

void build(ll id,ll l,ll r)
{
    if(l == r) return;
    ll m = (l + r)/2;
    pref[id].resize(r-l+3);
    suf[id].resize(r-l+3);
    suf[id][0] = v[m];
    pref[id][0] = v[m+1];
    for(ll i=m-1,j=1;i>=l;i--,j++){
        suf[id][j] = Secret(suf[id][j-1] , v[i]);
    }
    for(ll i=m+2,j=1;i<=r;i++,j++){
        pref[id][j] = Secret(pref[id][j-1] , v[i]);
    }
    build(id*2+1,l,m);
    build(id*2+2,m+1,r);
}

void Init(int f , int *a)
{
    n = f;
    for(ll i=0;i<n;i++) v.pb(a[i]);
    build(0,0,n-1);
}

ll get_ans(ll id,ll segl,ll segr,ll l,ll r)
{
    if(segl == segr) assert(0);
    ll m = (segl + segr)/2;
    if(l > m) return get_ans(id*2+1,m+1,segr,l,r);
    else if(r <= m) return get_ans(id*2+2,segl,m,l,r);
    return Secret(suf[id][m-l] , pref[id][r-m-1]);
}

int Query(int l, int r)
{
    if(l ==  r) return v[l];
    return get_ans(0,0,n-1 , l,r);
}

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 133 ms 49348 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 676335821.
2 Incorrect 133 ms 49416 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560.
3 Incorrect 134 ms 49456 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500.
4 Incorrect 437 ms 51492 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 659259973.
5 Incorrect 436 ms 51364 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 577259858.
6 Incorrect 442 ms 51472 KB Wrong Answer: Query(738, 741) - expected : 983692994, actual : 195537517.
7 Incorrect 445 ms 51476 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873.
8 Incorrect 446 ms 51400 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792.
9 Incorrect 448 ms 51544 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577.
10 Incorrect 441 ms 51408 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787.