제출 #980430

#제출 시각아이디문제언어결과실행 시간메모리
980430janson0109Combo (IOI18_combo)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h>
#include <combo.h>
using namespace std;

string guess_sequence(int N) {
    string p = "";
    string pos;
    if(press("AB") >= 1) {
        if(press("A") == 1) {
            p += "A";
            pos = "BXY";
        } else {
            p += "B";
            pos = "AXY";
        }
    } else {
        if(press("X") == 1) {
            p += "X";
            pos = "ABY";
        } else {
            p += "Y";
            pos = "ABX";
        }
    }
    for(int i=1; i<N-1; i++) {
        string guess = p + pos[1];
        for(int j=0; j<3; j++) {
            guess += p+pos[0]+pos[j];
        }
        int l = p.size()
        int length = press(guess);
        if(length == l) {
            p += pos[2];
        } else if(length == l+1) {
            p += pos[1];
        } else if(length == l+2) {
            p += pos[0];
        }
    }
    for(int i=0; i<2; i++) {
        if(press(p+pos[i])==N) {
            return p+pos[i];
        }
    }
    return p+pos[2];
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:31:9: error: expected ',' or ';' before 'int'
   31 |         int length = press(guess);
      |         ^~~
combo.cpp:32:12: error: 'length' was not declared in this scope
   32 |         if(length == l) {
      |            ^~~~~~