提交时间:2025-06-27 17:15:35

运行 ID: 327622

#include <iostream> using namespace std; int main() { string n; int sum,len; cin>>n; len=n.length(); for (int i=0; i<len; i++) { int s=n[i]-'0'; if (s%2==0) sum+=s; } cout<<len<<" "<<sum; return 0; }