제출 #1052435

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1052435		fuad27	비스킷 담기 (IOI20_biscuits)	C++17	컴파일 에러	0 ms	0 KiB

biscuits

#include "biscuits.h"
#include <bits/stdc++.h>
using namespace std;
map<long long, long long> mp[62];
long long X;
vector<long long> A;
int k;
long long solve(int i, long long add) {
	if(i == k)return 1;
	if(mp.find({i, add}) != mp.end())return mp[{i, add}];
	mp[{i, add}] += solve(i+1, (add+A[i])/2);
	if(add+A[i] >= X) {
		mp[{i, add}] += solve(i+1, (add+A[i]-X)/2);
	}
	return mp[{i, add}];
}
long long count_tastiness(long long x, std::vector<long long> a) {
	for(int i = 0;i<=61;i++)mp[i].clear();
	X=x;
	A=a;
	k = 60;
	A.resize(61);
	for(int i = 0;i<k;i++) {
		if(A[i] > x) {
			long long c = A[i]-x;
			A[i+1] += c/2;
			c/=2;
			c*=2;
			A[i] -= c;
		}
	}
	return solve(0, 0);
}

컴파일 시 표준 에러 (stderr) 메시지

biscuits.cpp: In function 'long long int solve(int, long long int)':
biscuits.cpp:10:8: error: request for member 'find' in 'mp', which is of non-class type 'std::map<long long int, long long int> [62]'
   10 |  if(mp.find({i, add}) != mp.end())return mp[{i, add}];
      |        ^~~~
biscuits.cpp:10:29: error: request for member 'end' in 'mp', which is of non-class type 'std::map<long long int, long long int> [62]'
   10 |  if(mp.find({i, add}) != mp.end())return mp[{i, add}];
      |                             ^~~
biscuits.cpp:10:44: error: invalid types 'std::map<long long int, long long int> [62][<brace-enclosed initializer list>]' for array subscript
   10 |  if(mp.find({i, add}) != mp.end())return mp[{i, add}];
      |                                            ^
biscuits.cpp:11:4: error: invalid types 'std::map<long long int, long long int> [62][<brace-enclosed initializer list>]' for array subscript
   11 |  mp[{i, add}] += solve(i+1, (add+A[i])/2);
      |    ^
biscuits.cpp:13:5: error: invalid types 'std::map<long long int, long long int> [62][<brace-enclosed initializer list>]' for array subscript
   13 |   mp[{i, add}] += solve(i+1, (add+A[i]-X)/2);
      |     ^
biscuits.cpp:15:11: error: invalid types 'std::map<long long int, long long int> [62][<brace-enclosed initializer list>]' for array subscript
   15 |  return mp[{i, add}];
      |           ^