Submission #925609

#	Time	Username	Problem	Language	Result	Execution time	Memory
925609		Amr	Sličnost (COI23_slicnost)	C++14	24 / 100	3064 ms	860 KiB

Main

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define S second
#define F first
#define all(x) (x).begin(),(x).end()
#define sz size()
#define Yes cout << "YES" << endl
#define No cout << "NO" << endl
#define pb(x) push_back(x);
#define endl '\n'
#define fast ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

ll INF=INT_MAX,mod=1e9+7;
int TT=1;
ll power(ll x, unsigned int y)
{
    ll res = 1;
    x = x; // % mod;
    if (x == 0) return 0;
    while (y > 0)
    {
        if (y & 1) res = (res*x)  ; // % mod;
        y = y>>1;
        x = (x*x) ; // % mod;
    }
    return res;
}
ll n , k, q;
const int N = 5001;
ll cnt[N];
int a[N];
int b[N];
int al[N];

void cal()
{
    memset(al,0,sizeof al);
    memset(cnt,0,sizeof cnt);
    for(int i = 1; i < k; i++)
        cnt[a[i]]++;
        ll ans = 0;
    for(int j = k; j <= n ;j++)
    {
        ans = 0;
        cnt[a[j]]++;
        cnt[a[j-k]]--;
        if(cnt[a[j]]==2) ans++;
        if(cnt[a[j-k]]==1) ans--;
        //
        for(int i = 1; i < k; i++)
        {
            cnt[b[i]]++; if(cnt[b[i]]==2) ans++;
        }
        //
        for(int i = k; i <= n; i++)
        {
            cnt[b[i]]++; if(cnt[b[i]]==2) ans++;
            cnt[b[i-k]]--; if(cnt[b[i-k]]==1) ans--;
           // cout << ans << " " << j << " " << i << " " << 'h' << endl;
            al[ans]++;
        }
        for(int i = n-k+1; i <= n; i++) cnt[b[i]]--;
    }

}
void solve()
{
    cin >> n >> k >> q;
    for(int i = 1; i <= n; i++) cin >> a[i];
    for(int i = 1; i <= n; i++) cin >> b[i];
    cal();
    for(int i = n; i>= 1; i--)
    {
        if(al[i]){cout << i << " " << al[i] << endl; break;}
    }
    while(q--)
    {
        ll l; cin >> l;
        swap(a[l],a[l+1]);
        cal();
        for(int i = n; i>= 1; i--)
        {
            if(al[i]){cout << i << " " << al[i] << endl; break;}
        }
    }
}
int main(){
    //freopen("friday.in","r",stdin);
    //freopen("friday.out","w",stdout);
    fast;
    while(TT--)
        solve();

    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'void cal()':
Main.cpp:41:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   41 |     for(int i = 1; i < k; i++)
      |     ^~~
Main.cpp:43:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   43 |         ll ans = 0;
      |         ^~

• Subtask 1: 7 / 7
• Subtask 2: 10 / 10
• Subtask 3: 0 / 33
• Subtask 4: 7 / 7
• Subtask 5: 0 / 10
• Subtask 6: 0 / 33