1 #include<algorithm>
2 #include<iostream>
3 #include<cstring>
4 #include<cstdio>
5 #include<cmath>
6 #include<queue>
7 using namespace std;
8 #define maxn 10900
9 int n,k,a[maxn],b[maxn],cnt;
10 char ch;
11 inline void read(int &now)
12 {
13 int f=1; ch=getchar(); now=0;
14 while(ch>'9'||ch<'0') {if(ch=='-') f*=-1; ch=getchar();}
15 while(ch>='0'&&ch<='9') now=now*10+ch-'0',ch=getchar();
16 now*=f;
17 }
18 bool cmp(int a,int b){return a>b;}
19 int main()
20 {
21 read(n); read(k);
22 for(int i=1;i<=n;i++) read(a[i]);
23 for(int i=1;i<=k;i++) read(b[i]);
24 sort(b+1,b+k+1,cmp);
25 if(b[1]<a[1])
26 {
27 printf("Yes\n");
28 return 0;
29 }
30 for(int i=1;i<=n;i++)
31 {
32 if(a[i]==0)
33 {
34 a[i]=b[++cnt];
35 if(i!=n)
36 {
37 if(b[cnt]>a[i+1]||b[cnt]<a[i-1])
38 {
39 printf("Yes\n");
40 return 0;
41 }
42 }
43 }
44 if(a[i]<a[i-1])
45 {
46 printf("Yes\n");
47 return 0;
48 }
49 }
50 printf("No\n");
51 return 0;
52 }
