45 lines
922 B
C++
45 lines
922 B
C++
#include <iostream>
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#include <cstdio>
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#include <cstring>
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#include <stack>
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#include <queue>
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#include <map>
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#include <set>
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#include <vector>
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#include <cmath>
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#include <algorithm>
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using namespace std;
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const double eps = 1e-6;
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const double pi = acos(-1.0);
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const int INF = 0x3f3f3f3f;
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const int MOD = 1000000007;
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#define ll long long
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#define CL(a) memset(a,0,sizeof(a))
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int main ()
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{
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int T,n,m;
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int a[1111],b[1111];
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cin>>T;
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while (T--)
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{
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cin>>n>>m;
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for (int i=0; i<n; i++)
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cin>>a[i];
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for (int i=0; i<n; i++)
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cin>>b[i];
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sort(a, a+n);
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sort(b, b+n);
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int suma=0,sumb=0;
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for (int i=1; i<=m; i++)
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{
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suma+=a[i-1];
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sumb+=b[n-i];
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}
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if (suma>sumb)
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cout<<"YES"<<endl;
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else
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cout<<"NO"<<endl;
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}
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return 0;
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}
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