78 lines
3.5 KiB
C++
78 lines
3.5 KiB
C++
#include<bits/stdc++.h>
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using namespace std;
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#define FAST_IO (ios_base:: sync_with_stdio(false),cin.tie(NULL));
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#define ll long long
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#define ull unsigned long long
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#define endl '\n'
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#define ff first
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#define ss second
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#define pb push_back
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#define all(x) x.begin(), x.end()
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#define sz(x) (int)(x).size()
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#define yes cout<<"YES"<<endl
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#define no cout<<"NO"<<endl
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#define neg1 cout<<-1<<endl
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#define PI 3.141592653589793238
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#define MIN INT_MIN
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#define MAX INT_MAX
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#define INF LONG_LONG_MAX
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#define MOD 1000000007
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#define LLM 1000000000000000007
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ll factorial(ll n) { if(n==0) return 1; ll res = 1; for (ll i = 2; i <= n; i++) res = res * i; return res; }
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ll nPr(ll n, ll r) { return factorial(n) / factorial(n - r); }
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ll nCr(ll n, ll r) { return factorial(n) / (factorial(r) * factorial(n - r));}
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ll gcd(ll a, ll b) { if (b == 0) return a; return gcd(b, a % b); }
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ll lcm(ll a, ll b) { return (a * b) / gcd(a, b);}
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ull mypow(ull a, ull b,ull m=MOD) { ull ans = 1; a%=m; while(b){ if (b&1) ans = (ans*a) % m; a = (a*a) % m; b >>= 1; } return ans; }
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bool isPrime(ll n) { if(n <= 1) return false; for(ll i = 2; i*i <= n; i++) if(n % i == 0) return false; return true; }
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#ifndef ONLINE_JUDGE
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#define dbg(x...) cerr << #x << " : "; _print(x)
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#else
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#define dbg(...)
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#endif
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void __print(int x) {cerr << x;}void __print(long x) {cerr << x;} void __print(long long x){cerr << x;}
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void __print(unsigned x){cerr << x;} void __print(unsigned long x){cerr << x;} void __print(unsigned long long x){cerr << x;}
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void __print(float x){cerr << x;} void __print(double x){cerr << x;} void __print(long double x){cerr << x;}
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void __print(char x){cerr << x;} void __print(const char *x){cerr << x;} void __print(const string &x){cerr << x;}
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void __print(bool x){cerr << (x ? "true" : "false");} void _print() { cerr << "\n"; }
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template <typename A> void __print(const A &x); template <typename A, typename B> void __print(const pair<A, B> &p);
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template <typename A> void __print(const A &x) {bool f=1; cerr << '['; for (const auto &i : x) {cerr << (f ? "" : ","), __print(i); f = 0;} cerr << ']';}
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template <typename A, typename B> void __print(const pair<A, B> &p) {cerr << '('; __print(p.first); cerr << ','; __print(p.second); cerr << ')';}
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template <typename Head, typename... Tail> void _print(const Head &H, const Tail &...T) { __print(H); if (sizeof...(T)) cerr << ", "; _print(T...);}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void solve()
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{
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int n,m,k;
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cin>>n>>m>>k;
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vector<int>a(n),b(m);
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for(auto &i:a) cin>>i;
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for(auto &i:b) cin>>i;
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map<int,int>cta, ctb;
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for(auto x:b) ctb[x]++;
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for(int i=0; i<m; ++i) cta[a[i]]++;
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int ans=0,ct=0;
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for(auto e: ctb) ct+= min(cta[e.ff],ctb[e.ff]);
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ans += (ct>=k);
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for(int i=m; i<n; ++i)
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{
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cta[a[i-m]]--;
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ct -= (ctb[a[i-m]] > cta[a[i-m]]);
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cta[a[i]]++;
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ct += (ctb[a[i]]>=cta[a[i]]);
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ans += (ct>=k);
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}
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cout<<ans<<endl;
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}
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signed main()
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{
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FAST_IO;
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int TC = 1;
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cin >> TC;
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while (TC--)
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solve();
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} |