제출 #108229

#제출 시각아이디문제언어결과실행 시간메모리
108229SecretAgent007크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; vector< vector< int > > parents(21, vector< int > (1000009,-1)); int curr = 0; vector< int > v(1000009); vector< int > depth(1000009); vector< char > letter(1000009); void Init(){ } void TypeLetter(char c){ curr++; v[curr] = curr; depth[curr] = depth[v[curr-1]]+1; letter[curr] = c; parents[0][curr] = v[curr-1]; for(int i = 1; i < 21; i++){ if(parents[i-1][curr] != -1){ parents[i][curr] = parents[i-1][parents[i-1][curr]]; } } } void UndoCommands(int n){ v[curr+1] = v[curr-n]; curr++; } char getLetter(int n){ int jump = depth[v[curr]]-n-1; int nb = v[curr]; for(int i = 0; i < 21; i++){ if((1<<i) & jump){ nb = parents[i][nb]; } } return letter[nb]; } /* signed main(){ ios::sync_with_stdio(false); cin.tie(0); char c; while(cin >> c){ if(c == 'T'){ char a; cin >> a; TypeLetter(a); }else if(c == 'G'){ int a; cin >> a; cout << getLetter(a) << endl; }else{ int a; cin >> a; UndoCommands(a); } } } */

컴파일 시 표준 에러 (stderr) 메시지

/tmp/ccYRpL7k.o: In function `main':
grader.cpp:(.text.startup+0x177): undefined reference to `GetLetter(int)'
collect2: error: ld returned 1 exit status