Run ID:146423
提交时间:2026-01-28 14:12:56
#include<bits/stdc++.h> using namespace std; int main(){ char s[10000001]; cin.getline(s,10000001); int i=0; while(s[i]!='\0'){ if(s[i]<'0'and s[i]>'9'){ cout<<s[i]; } i++; } return 0; }