Submission #555510

#	Time	Username	Problem	Language	Result	Execution time	Memory
555510		Khizri	Nekameleoni (COCI15_nekameleoni)	C++17	42 / 140	3096 ms	716 KiB

nekameleoni

#include <bits/stdc++.h>
using namespace std;
//------------------------------DEFINE------------------------------
//******************************************************************
#define IOS ios_base::sync_with_stdio(false); cin.tie(0),cout.tie(0)
#define ll long long
#define pb push_back
#define F first
#define S second
#define INF 1e18
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define pii pair<int,int>
#define pll pair<ll,ll>
#define OK cout<<"Ok"<<endl;
#define MOD (ll)(1e9+7)
#define endl "\n"
//******************************************************************
//----------------------------FUNCTION------------------------------
//******************************************************************
ll gcd(ll a,ll b){
    if(a>b) swap(a,b);
    if(a==0) return a+b;
    return gcd(b%a,a);
}
ll lcm(ll a,ll b){
    return a/gcd(a,b)*b;
}
bool is_prime(ll n){
    ll k=sqrt(n);

    if(n==2) return true;
    if(n<2||n%2==0||k*k==n) return false;
    for(int i=3;i<=k;i+=2){
        if(n%i==0){
            return false;
        }
    }
    return true;
}
//*****************************************************************
//--------------------------MAIN-CODE------------------------------
const int mxn=2e5+5;
int t=1,n,k,m,arr[mxn];
void solve(){
    cin>>n>>k>>m;
    for(int i=1;i<=n;i++){
        cin>>arr[i];
    }
    while(m--){
        int x;
        cin>>x;
        if(x==1){
            int a,b;
            cin>>a>>b;
            arr[a]=b;
        }
        else{
            vector<int>cnt(k+5);
            int say=0;
            int l=1;
            int ans=1e6;
            for(int i=1;i<=n;i++){
                cnt[arr[i]]++;
                if(cnt[arr[i]]==1){
                    say++;
                }
                while(l<i&&cnt[arr[l]]>1){
                    cnt[arr[l]]--;
                    l++;
                }
                if(say==k){
                    ans=min(ans,i-l+1);
                }
            }
            if(ans==1e6){
                cout<<-1<<endl;
            }
            else{
                cout<<ans<<endl;
            }
        }
    }
}
int main(){
    IOS;
    //cin>>t;
    while(t--){
        solve();
    }
    return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 14 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 14
• Subtask 6: 0 / 14
• Subtask 7: 0 / 14
• Subtask 8: 0 / 14
• Subtask 9: 0 / 14
• Subtask 10: 0 / 14