#include<cstdio> #include<cstring> using namespace std; char firstper[20]; char lastper[20]; char firsttime[20]="23:59:59"; char lasttime[20]="00:00:00"; int main(){ int n; scanf("%d",&n); char id[20],in[20],out[20]; while(n--){ scanf("%s%s%s",id,in,out); if(strcmp(in,firsttime)<0){ strcpy(firsttime,in); strcpy(firstper,id); } if(strcmp(out,lasttime)>0){ strcpy(lasttime,out); strcpy(lastper,id); } } printf("%s %s",firstper,lastper); }