Submission #1248776

#	Time	Username	Problem	Language	Result	Execution time	Memory
1248776		Almonther	Hotter Colder (IOI10_hottercolder)	C++20	Compilation error	0 ms	0 KiB

hottercolder

#include<bits/stdc++.h>

#define ll long long
#define co cout<<

using namespace std;
// stuff

ll HC(ll N){
    ll l=1,r=N,last=r;
    Guess(l);
    while(r-l>1){
        ll x=Guess(last),mid=(l+r)/2;
        if(last==r){
            if(x==-1) r=mid;
            else l=mid;
        }
        else{
            if(x==-1) l=mid;
            else r=mid;
        }
        last=mid;
    }
    if(l==r) return l;
    else{
        if(last==l){
            ll x=Guess(r);
            if(x==1) return r;
            return l;
        }
        else{
            ll x=Guess(l);
            if(x==1) return l;
            return r;
        }
    }
}

Compilation message (stderr)

hottercolder.cpp: In function 'long long int HC(long long int)':
hottercolder.cpp:11:5: error: 'Guess' was not declared in this scope
   11 |     Guess(l);
      |     ^~~~~
hottercolder.cpp:15:25: error: 'mid' was not declared in this scope
   15 |             if(x==-1) r=mid;
      |                         ^~~
hottercolder.cpp:16:20: error: 'mid' was not declared in this scope
   16 |             else l=mid;
      |                    ^~~
hottercolder.cpp:19:25: error: 'mid' was not declared in this scope
   19 |             if(x==-1) l=mid;
      |                         ^~~
hottercolder.cpp:20:20: error: 'mid' was not declared in this scope
   20 |             else r=mid;
      |                    ^~~
hottercolder.cpp:22:14: error: 'mid' was not declared in this scope
   22 |         last=mid;
      |              ^~~