#include<bits/stdc++.h>
using namespace std;void fun()
{int a[62]={0} ;char c;cout<<"请输入一个字符串，以#结尾:";cin>>c;while(c!='#'){if(c>='A'&&c<='Z') a[c-'A']++;else if(c>='a'&&c<='z') a[c-'a'+26]++;else a[c-'0'+52]++;cin>>c;}int flag=-1;while(flag){cout<<"请输入要计数的字符：";cin>>c;if(c>='A'&&c<='Z') cout<<a[c-'A']<<"\n";else if(c>='a'&&c<='z') cout<<a[c-'a'+26]<<"\n";else cout<<a[c-'0'+52]<<"\n";cout<<"继续1，退出-1：";cin>>c;}
}
int main()
{fun();return 0;
}