50分代码
by wape520 @ 2020-08-06 13:17:26
```#include<iostream>
using namespace std;
int a[110],cnt;
int main(){
int n,t,k;
cin>>n>>k;
for(int i=1;i<=n;i++){
cin>>t;
a[t]++;
if(a[t]==1) cnt++;
}
if(cnt==k) {
cout<<"YES";
}
else if(cnt!=k) {
cout<<"NO";
}
return 0;
}
by wape520 @ 2020-08-06 13:17:36
cnt>=k的时候输出YES
by w23c3c3 @ 2020-08-06 13:23:17
@[w23c3c3](/user/109942) 谢谢100分了
by wape520 @ 2020-08-06 13:25:08
@[wape520](/user/345952)
```
#include<bits/stdc++.h>
using namespace std;
int a[110],cnt;
int main(){
int n,t,k;
cin>>n>>k;
for(int i=1;i<=n;i++){
cin>>t;
a[t]++;
if(a[t]==1) cnt++;
}
if(cnt>=k) {
cout<<"YES";
}
else{
cout<<"NO";
}
return 0;
}
```
by 仗剑_天涯 @ 2020-08-06 13:25:12
```#include<bits/stdc++.h>
using namespace std;
int a[110],cnt;
int main(){
int n,t,k;
cin>>n>>k;
for(int i=1;i<=n;i++){
cin>>t;
a[t]++;
if(a[t]==1) cnt++;
}
if(cnt>=k) {
cout<<"YES";
}
else{
cout<<"NO";
}
return 0;
}```cpp
by zyf2009 @ 2020-08-06 14:27:43