제출 #525995

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
525995		tkwiatkowski	Languages (IOI10_languages)	C++17	컴파일 에러	0 ms	0 KiB

lang

/*
	Zadanie: 
	Autor: Tomasz Kwiatkowski
*/

#include <bits/stdc++.h>
#include "lang.h"
#define fi first
#define se second
#define pb push_back

using namespace std;
typedef long long ll;

const int MAXN = 1e6 + 7;
const int INF = 1e9 + 7;

map<ll, int> lang[56];

int excerpt(int *E)
{
	vector<int> best(56, 0);
	for (int i = 1; i < 100; ++i) {
		ll p = (E[i - 1] - 1)*65535 + E[i] - 1;
		for (int l = 0; l < 56; ++l)
			best[l] += lang[l][p];
	}

	int guess = 0;
	for (int i = 1; i < 56; ++i)
		if (best[i] > best[guess])
			guess = i;

	int L = language(guess);
	for (int i = 1; i < 100; ++i) {
		ll p = (E[i - 1] - 1)*65535 + E[i] - 1;
		lang[L][p]++;
	}
}

컴파일 시 표준 에러 (stderr) 메시지

lang.cpp:20:5: error: ambiguating new declaration of 'int excerpt(int*)'
   20 | int excerpt(int *E)
      |     ^~~~~~~
In file included from lang.cpp:7:
lang.h:1:6: note: old declaration 'void excerpt(int*)'
    1 | void excerpt(int *E);
      |      ^~~~~~~
lang.cpp: In function 'int excerpt(int*)':
lang.cpp:34:10: error: 'language' was not declared in this scope
   34 |  int L = language(guess);
      |          ^~~~~~~~
lang.cpp:39:1: warning: no return statement in function returning non-void [-Wreturn-type]
   39 | }
      | ^