Submission #1304547

#	Time	Username	Problem	Language	Result	Execution time	Memory
1304547		disfyy	Combo (IOI18_combo)	C++20	Compilation error	0 ms	0 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;

int press(string p);

string guess_sequence(int N) {
    char a[] = {'a', 'A', 'B', 'X', 'Y'};
	for(int i = 1; i <= 4; i++) {
		for(int j = 1; j <= 4; j++) {
			for(int k = 1; k <= 4; k++) {
				if(i != j && i != k) {
					string cur = "";
					cur += a[i];
					cur += a[j];
					ll res = press(cur);
					if(res == 3) {
						return cur;
					}
				}
			}
		}
	}
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:16:41: error: 'll' was not declared in this scope
   16 |                                         ll res = press(cur);
      |                                         ^~
combo.cpp:17:44: error: 'res' was not declared in this scope
   17 |                                         if(res == 3) {
      |                                            ^~~
combo.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
   24 | }
      | ^