제출 #911377

#제출 시각아이디문제언어결과실행 시간메모리
911377Turcavid콤보 (IOI18_combo)C++14
컴파일 에러
0 ms0 KiB
#include "combo.h" std::string guess_sequence(int N) { std::vector<char> v; v.push_back('A'); v.push_back('B'); v.push_back('X'); v.push_back('Y'); int del=4; std::string sus=""; for(int i=0; i<3; i++) { sus.clear(); sus.push_back(v[i]); if(press(sus) == 1) del=i; } std::string ans=""; ans+=v[del]; v.erase(v.begin()+del); for(int i=2; i<=N-1; i++) { std::string qr=""; qr+=(ans+v[1]); qr+=(ans+v[2]+v[0]); qr+=(ans+v[2]+v[1]); qr+=(ans+v[2]+v[2]); int val=press(qr); if(val == i-1) ans+=v[0]; if(val == i) ans+=v[1]; if(val == i+1) ans+=v[2]; } for(int i=0; i<3; i++) { std::string qr=ans; qr+=v[i]; if(press(qr) == N) return qr; } }

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:5:10: error: 'vector' is not a member of 'std'
    5 |     std::vector<char> v;
      |          ^~~~~~
combo.cpp:2:1: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'?
    1 | #include "combo.h"
  +++ |+#include <vector>
    2 | 
combo.cpp:5:17: error: expected primary-expression before 'char'
    5 |     std::vector<char> v;
      |                 ^~~~
combo.cpp:6:5: error: 'v' was not declared in this scope
    6 |     v.push_back('A');
      |     ^
combo.cpp:11:21: warning: control reaches end of non-void function [-Wreturn-type]
   11 |     std::string sus="";
      |                     ^~