제출 #1006658

#제출 시각아이디문제언어결과실행 시간메모리
1006658makanhulia콤보 (IOI18_combo)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #include "combo.h" using namespace std; # define int long long # define fir first # define sec second # define pb push_back # define endl "\n" string guess_sequence(int N) { char ch[3]; string st; int asd = press("AB"); if(asd) { int x = press("A"); if(x) st = "A", ch[0] = 'B', ch[1] = 'X', ch[2] = 'Y'; else st = "B", ch[0] = 'A', ch[1] = 'X', ch[2] = 'Y'; } else { int x = press("X"); if(x) st = "X", ch[0] = 'A', ch[1] = 'B', ch[2] = 'Y'; else st = "Y", ch[0] = 'A', ch[1] = 'B', ch[2] = 'X'; } for(int i = 2; i<N; i++) { string now = ""; now += st; now.pb(ch[0]); now.pb(ch[0]); now += st; now.pb(ch[0]); now.pb(ch[1]); now += st; now.pb(ch[0]); now.pb(ch[2]); now += st; now.pb(ch[1]); int get = press(now); if(get == i+1) st.pb(ch[0]); else if(get == i) st.pb(ch[1]); else st.pb(ch[2]); } string st0 = st; st0.pb(ch[0]); string st1 = st; st1.pb(ch[1]); string st2 = st; st2.pb(ch[2]); int x = press(st0); int y = press(st1); if(x == N) st.pb(ch[0]); else if(y == N) st.pb(ch[1]); else st.pb(ch[2]); return st; }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccooLiHP.o: in function `main':
grader.cpp:(.text.startup+0x4c): undefined reference to `guess_sequence[abi:cxx11](int)'
collect2: error: ld returned 1 exit status