제출 #1310421

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1310421		kamal618	Martian DNA (BOI18_dna)	C++20	0 / 100	2095 ms	11904 KiB

dna

#include<bits/stdc++.h>
#define  endl "\n"
using namespace std ;
typedef long long ll;
typedef long double ld ;
#define pb push_back
#define pp pop_back
const int N=1e6+9;
const ll inf=1e18 ;
const ll mod = 1e9+9 ;
#define fast ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
ll n,k,q,cnt[N],freq[N],x,y,a[N],l,r;
map<ll,ll>mp1;
map<ll,ll>mp;
bool b=0;
int main()
{
    fast;
    ll ans=inf;
    cin>>n>>k>>q;
    for(int i=0; i<n; i++){
        cin>>a[i];
    }
    while(q--){
        cin>>x>>y;
        mp1[x]+=y;
    }
    for(ll i=0; i<n; i++){
        mp[a[i]]++;
        for(auto i:mp1){
            if(mp[i.first]>=i.second){
                b=1;
            }
            else{
                b=0;
                break;
            }
        }
    while(mp[a[l]]>mp1[a[l]]){
        l++;
        mp[a[l]]--;
    }
        if(b)ans=min(ans,i-l);
        }
    if(ans==inf)cout<<"impossible";
    else cout<<ans+1;
    return 0;
}

• Subtask 1: 0 / 16
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• Subtask 4: 0 / 32