제출 #732731

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
732731		raul2008487	슈퍼트리 잇기 (IOI20_supertrees)	C++17	컴파일 에러	0 ms	0 KiB

supertrees

#include "supertrees.h"
#include <vector>

int construct(std::vector<std::vector<int>> p) {
	int n = p.size();
	std::vector<std::vector<int>> ans;
	std::vector<std::vector<bool>> vis;
	
	for(int i=0;i<n;i++){ans[i].resize();}
	for (int i = 0; i < n; i++) {
		for(int j=0;j<n;j++){
		    if(j==i+1 && p[i][j]){
		        ans[i][j]=1;
		    }
		    else if(j==i-1 && p[i][j]){
		        ans[i][j]=1;
		    }
		    else{
		        ans[i][j]=0;
		    }
		}
	}
	build(ans);
	return 1;
}

컴파일 시 표준 에러 (stderr) 메시지

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:9:37: error: no matching function for call to 'std::vector<int>::resize()'
    9 |  for(int i=0;i<n;i++){ans[i].resize();}
      |                                     ^
In file included from /usr/include/c++/10/vector:67,
                 from supertrees.h:1,
                 from supertrees.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:937:7: note: candidate: 'void std::vector<_Tp, _Alloc>::resize(std::vector<_Tp, _Alloc>::size_type) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::size_type = long unsigned int]'
  937 |       resize(size_type __new_size)
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:937:7: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/10/bits/stl_vector.h:957:7: note: candidate: 'void std::vector<_Tp, _Alloc>::resize(std::vector<_Tp, _Alloc>::size_type, const value_type&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = int]'
  957 |       resize(size_type __new_size, const value_type& __x)
      |       ^~~~~~
/usr/include/c++/10/bits/stl_vector.h:957:7: note:   candidate expects 2 arguments, 0 provided