제출 #44981

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
44981		junodeveloper	Languages (IOI10_languages)	C++14	컴파일 에러	0 ms	0 KiB

lang

#include "lang.h"
#include "grader.h"
#include <map>
#include <algorithm>
using namespace std;
typedef unsigned long long ll;
map<ll, int> mp[56];
ll cnt[56] = {0};
void excerpt(int* a) {
	for(int i=0; i<56; i++) cnt[i] = 0;
	for(int i=0; i<97; i++) {
		ll val = 0;
		for(int j=0; j<4; j++)
			val = val * 65535 + a[i] - 1;
		if(mp.count(val)) cnt[mp[val]]++;
	}
	int ret = max_element(cnt, cnt+56) - cnt;
	int ans = language(ret);
	for(int i=0; i<97; i++) {
		ll val = 0;
		for(int j=0; j<4; j++)
			val = val * 65535 + a[i] - 1;
		mp[val] = ans;
	}
}

컴파일 시 표준 에러 (stderr) 메시지

lang.cpp: In function 'void excerpt(int*)':
lang.cpp:15:9: error: request for member 'count' in 'mp', which is of non-class type 'std::map<long long unsigned int, int> [56]'
   if(mp.count(val)) cnt[mp[val]]++;
         ^~~~~
lang.cpp:15:24: error: no match for 'operator[]' (operand types are 'll [56] {aka long long unsigned int [56]}' and 'std::map<long long unsigned int, int>')
   if(mp.count(val)) cnt[mp[val]]++;
                        ^
lang.cpp:23:13: error: no match for 'operator=' (operand types are 'std::map<long long unsigned int, int>' and 'int')
   mp[val] = ans;
             ^~~
In file included from /usr/include/c++/7/map:61:0,
                 from lang.cpp:3:
/usr/include/c++/7/bits/stl_map.h:311:7: note: candidate: std::map<_Key, _Tp, _Compare, _Alloc>& std::map<_Key, _Tp, _Compare, _Alloc>::operator=(const std::map<_Key, _Tp, _Compare, _Alloc>&) [with _Key = long long unsigned int; _Tp = int; _Compare = std::less<long long unsigned int>; _Alloc = std::allocator<std::pair<const long long unsigned int, int> >]
       operator=(const map&) = default;
       ^~~~~~~~
/usr/include/c++/7/bits/stl_map.h:311:7: note:   no known conversion for argument 1 from 'int' to 'const std::map<long long unsigned int, int>&'
/usr/include/c++/7/bits/stl_map.h:315:7: note: candidate: std::map<_Key, _Tp, _Compare, _Alloc>& std::map<_Key, _Tp, _Compare, _Alloc>::operator=(std::map<_Key, _Tp, _Compare, _Alloc>&&) [with _Key = long long unsigned int; _Tp = int; _Compare = std::less<long long unsigned int>; _Alloc = std::allocator<std::pair<const long long unsigned int, int> >]
       operator=(map&&) = default;
       ^~~~~~~~
/usr/include/c++/7/bits/stl_map.h:315:7: note:   no known conversion for argument 1 from 'int' to 'std::map<long long unsigned int, int>&&'
/usr/include/c++/7/bits/stl_map.h:329:7: note: candidate: std::map<_Key, _Tp, _Compare, _Alloc>& std::map<_Key, _Tp, _Compare, _Alloc>::operator=(std::initializer_list<std::pair<const _Key, _Tp> >) [with _Key = long long unsigned int; _Tp = int; _Compare = std::less<long long unsigned int>; _Alloc = std::allocator<std::pair<const long long unsigned int, int> >]
       operator=(initializer_list<value_type> __l)
       ^~~~~~~~
/usr/include/c++/7/bits/stl_map.h:329:7: note:   no known conversion for argument 1 from 'int' to 'std::initializer_list<std::pair<const long long unsigned int, int> >'