输完样例记得ctrl+Z

#include<bits/stdc++.h>
using namespace std; 
int main()
{
  int a[30100]={},f[30010],i=1,j,maxn=-1;
  while(cin>>a[i])
  {
  	f[i]=1;
  	for(j=1;j<i;++j)
  	{
  	  if(a[j]>=a[i])
  	  f[i]=max(f[i],f[j]+1);
    }
    maxn=max(maxn,f[i]);
	++i;
  }
  cout<<maxn;
  return 0;
}

#include<bits/stdc++.h>
using namespace std;
int n=1,a[105],mx,s,dp[105];
int main(){
	a[1]=100000;
	while(n++&&cin>>a[n]){
		dp[n]=1;
		for(int i=1;i<n;i++){
			if(a[i]>=a[n])dp[n]=max(dp[n],dp[i]+1);
		}mx=max(mx,dp[n]);
	}cout<<mx;
    return 0;
}