Submission #145032

#	Time	Username	Problem	Language	Result	Execution time	Memory
145032		mhy908	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

combo

#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
typedef long long LL;
string qu;
char c[10];
string guess_sequence(int n)
{
    if(press(qu+'A'))qu+='A', c[1]='B', c[2]='X', c[3]='Y';
    else if(press(qu+'B'))qu+='B', c[1]='A', c[2]='X', c[3]='Y';
    else if(press(qu+'X'))qu+='X', c[1]='B', c[2]='A', c[3]='Y';
    else qu+='Y', c[1]='B', c[2]='X', c[3]='A';
    for(int i=2; i<n; i++){
        int temp=press(qu+c[1]+c[1]+qu+c[1]+c[2]+qu+c[1]+c[3]+qu+c[2]);
        if(temp==i+1)qu+=c[1];
        if(temp==i)qu+=c[2];
        if(temp==i-1)qu+=c[3];
    }
    if(press(qu+c[1])==N)qu+=c[1];
    else if(press(qu+c[2])==N)qu+=c[2];
    else qu+=c[3];
    return cu;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:19:24: error: 'N' was not declared in this scope
   19 |     if(press(qu+c[1])==N)qu+=c[1];
      |                        ^
combo.cpp:22:12: error: 'cu' was not declared in this scope; did you mean 'c'?
   22 |     return cu;
      |            ^~
      |            c