Submission #1005935

# Submission time Handle Problem Language Result Execution time Memory
1005935 2024-06-23T08:16:50 Z vjudge1 Gap (APIO16_gap) C++17
30 / 100
2000 ms 3644 KB
#include<bits/stdc++.h>
#include "gap.h"
#pragma GCC optimize("O3")
#pragma GCC target("avx2")
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define plx pair<ll,int>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
#define vi vector<int>
#define vl vector<ll>
using namespace std;
const int mxn=3e5+5;
/*multiset<ll>ms;
void MinMax(ll x,ll y,ll &x1,ll &y1){
    x1=*ms.lower_bound(x);
    y1=*prev(ms.upper_bound(y));
}*/
ll sol1(int n){
    ll mn=0,mx=1e18;
    int l=1,r=n;
    ll a[n+1];
    while(l<=r){
        ll s,t;
        MinMax(mn,mx,&s,&t);
        a[l++]=s;a[r--]=t;
        mn=s+1,mx=t-1;
    }ll ans=0;
    for(int i=2;i<=n;i++)ans=max(ans,a[i]-a[i-1]);
    return ans;
}
ll sol2(int n){
    ll mn=0,mx=1e18;
    ll s,t;MinMax(mn,mx,&s,&t);
    ll add = (t-s)/(n-1);
    ll ans=add;
    while(s<t){
        ll cmn=s,cmx=s;
        ll tt=2;
        while(1){
            ll cl=cmn,cr=cmx;
            MinMax(s+(tt-1)*add,s+tt*add,&cl,&cr);
            if(cl==-1&&cr==-1){tt++;continue;}
            cmn=cl,cmx=cr;break;
        }
        if(cmn==cmx)cmn=s;
        ans=max(ans,cmx-cmn);
        s=cmx;
    }return ans;
}
long long findGap(int T, int N){
    if(T==1)return sol1(N);
    else return sol2(N);
}
/*int main(){
    int n;cin>>n;
    for(int i=1;i<=n;i++){
        int x;cin>>x;ms.insert(x);
    }for(auto it : ms)cout<<it<<' ';cout<<'\n';
    cout<<findGap(2,n);
}*/
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 0 ms 2392 KB Output is correct
5 Correct 0 ms 2392 KB Output is correct
6 Correct 0 ms 2392 KB Output is correct
7 Correct 0 ms 2392 KB Output is correct
8 Correct 0 ms 2392 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2392 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 0 ms 2392 KB Output is correct
16 Correct 5 ms 2648 KB Output is correct
17 Correct 5 ms 2584 KB Output is correct
18 Correct 6 ms 2648 KB Output is correct
19 Correct 5 ms 2528 KB Output is correct
20 Correct 4 ms 2648 KB Output is correct
21 Correct 23 ms 3416 KB Output is correct
22 Correct 31 ms 3416 KB Output is correct
23 Correct 22 ms 3416 KB Output is correct
24 Correct 25 ms 3416 KB Output is correct
25 Correct 20 ms 3416 KB Output is correct
26 Correct 22 ms 3416 KB Output is correct
27 Correct 31 ms 3416 KB Output is correct
28 Correct 22 ms 3644 KB Output is correct
29 Correct 23 ms 3416 KB Output is correct
30 Correct 18 ms 3416 KB Output is correct
31 Correct 0 ms 2392 KB Output is correct
32 Correct 0 ms 2392 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 2392 KB Output is correct
2 Incorrect 1 ms 2392 KB Output isn't correct
3 Incorrect 0 ms 2392 KB Output isn't correct
4 Incorrect 0 ms 2392 KB Output isn't correct
5 Correct 0 ms 2392 KB Output is correct
6 Runtime error 0 ms 2392 KB Execution failed because the return code was nonzero
7 Correct 0 ms 2392 KB Output is correct
8 Correct 0 ms 2392 KB Output is correct
9 Correct 0 ms 2392 KB Output is correct
10 Incorrect 0 ms 2392 KB Output isn't correct
11 Correct 1 ms 2392 KB Output is correct
12 Runtime error 2 ms 2392 KB Execution failed because the return code was nonzero
13 Runtime error 1 ms 2392 KB Execution failed because the return code was nonzero
14 Incorrect 1 ms 2392 KB Output isn't correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 7 ms 2592 KB Output is correct
17 Correct 7 ms 2392 KB Output is correct
18 Correct 10 ms 2392 KB Output is correct
19 Incorrect 8 ms 2392 KB Output isn't correct
20 Execution timed out 3067 ms 2392 KB Time limit exceeded
21 Runtime error 124 ms 2648 KB Execution failed because the return code was nonzero
22 Runtime error 121 ms 2648 KB Execution failed because the return code was nonzero
23 Incorrect 29 ms 2648 KB Output isn't correct
24 Correct 38 ms 2648 KB Output is correct
25 Correct 25 ms 2648 KB Output is correct
26 Correct 31 ms 2864 KB Output is correct
27 Incorrect 31 ms 2648 KB Output isn't correct
28 Runtime error 124 ms 2648 KB Execution failed because the return code was nonzero
29 Incorrect 30 ms 2868 KB Output isn't correct
30 Incorrect 18 ms 2648 KB Output isn't correct
31 Correct 0 ms 2392 KB Output is correct
32 Correct 0 ms 2392 KB Output is correct