Run ID:37287
提交时间:2022-08-15 11:03:41
#include<iostream> #include<cstring> #include<cmath> using namespace std; int main() { int a=0,b=0,c=0,d=0,e; string n; getline(cin,n); e = n.length(); for(int i=0;i<e;i++) { if((n[i]>='a' && n[i]<='z')||(n[i]>='A' && n[i]<='Z')) { a++; } else if(n[i]>='0' && n[i]<='9') { b++; } else if(n[i] == ' ') { c++; } else { d++; } } cout<<a<<" "<<b<<" "<<c<<" "<<d<<endl; return 0; }