1006. Sign In and Sign Out (25) At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door. Given the records of signing in's and out's, you are supposed to f…
1006. Sign In and Sign Out (25) 时间限制 400 ms 内存限制 32000 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door…
1006 Sign In and Sign Out(25 分) At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door. Given the records of signing in's and out's, you are supposed to f…
At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door. Given the records of signing in's and out's, you are supposed to find the ones who have unlocked…
#include<iostream> #include<string> using namespace std; int main(){ int cnt;cin>>cnt; string first,last,in("44:44:44"),out("00:00:00"); while(cnt--){ string a,b,c;cin>>a>>b>>c; if(b<in){first=a;i…
