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답안 #62504

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
62504 2018-07-28T20:03:49 Z zetapi 크레이피쉬 글쓰는 기계 (IOI12_scrivener) C++14
컴파일 오류
 0 ms 0 KB 
#include <bits/stdc++.h>
using namespace std;

#define pb  push_back
#define mp  make_pair
#define int long long
#define itr ::iterator 

typedef pair<int,int>  pii;

const int MAX=1e5;

char last;

char X[MAX];

int ind,size[MAX],par[MAX];

void Init() 
{

}

void TypeLetter(char L) 
{
	++ind;
	X[ind]=L;
	par[ind]=ind-1;
	size[ind]=size[par[ind]]+1;
	return ;
}

void UndoCommands(int U) 
{
	++ind;
	par[ind]=ind-U-1;
	size[ind]=size[par[ind]];
	return ;
}

char GetLetter(int P) 
{
	P++;
	int cur=ind;
	while(cur)
	{
		if(size[cur]==P and X[cur]>='a' and X[cur]<='z')
			return X[cur];
		cur=par[cur];
	}
}

/*signed main()
{
	ios_base::sync_with_stdio(false);

	
	TypeLetter('a');
	TypeLetter('b');
	TypeLetter('d');
	UndoCommands(2);
	UndoCommands(1);
	cout<<GetLetter(2);
	//cout<<ind<<" "<<par[ind]<<"\n";
	return 0;
}*/

Compilation message

scrivener.cpp: In function 'char GetLetter(long long int)':
scrivener.cpp:51:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
/tmp/ccySpmqi.o: In function `main':
grader.cpp:(.text.startup+0x14b): undefined reference to `UndoCommands(int)'
grader.cpp:(.text.startup+0x177): undefined reference to `GetLetter(int)'
collect2: error: ld returned 1 exit status