题解

#include <iostream>
using namespace std;
int c,p,d,maxx=10000;
string s;
int main()
{
	cin>>s;
	for(int i=0;i<s.size();i++)  //记录次数
	{
		if(s[i]=='c')
			c++;
		else if(s[i]=='p')
			p++;
		else if(s[i]=='d')
			d++;
	}
	if(c<maxx)
		maxx=c;
	if(p<maxx)
		maxx=p;
	if(d/2<maxx)
		maxx=d/2;
	cout<<maxx;
	return 0;
}