#include<iostream> #include<cmath> #include<cstdio> #include<cstring> using namespace std; int main() //主函数入口 { char str[200] = {0}; int i=0,c_num=0,num=0,d_num=0,t_num=0; cin.getline(str,200); while(str[i]!='\0') { if(str[i]==' ') num++; else if((str[i]>='a'&&(str[i]<='z')||(str[i]>='A'&&(str[i]<='Z')))) c_num++; else if(str[i]>='0'&&str[i]<='9') d_num++; else t_num++; i++; } cout<<c_num<<" "<<d_num<<" "<<num<<" "<<t_num; cout<<endl; return 0; //结束整个程序 }