Submission #431201

#	Time	Username	Problem	Language	Result	Execution time	Memory
431201		Pbezz	Connecting Supertrees (IOI20_supertrees)	C++14	11 / 100	303 ms	22028 KiB

supertrees

#include "supertrees.h"
#include <vector>
#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
typedef pair<ll,ll> pii;

const ll MAXN = 2e5+5;

int construct(std::vector<std::vector<int>> p) {
	int n = p.size(),i,j;
	std::vector<std::vector<int>> answer;


	for (int i = 0; i < n; i++) {
		std::vector<int> row;
		row.resize(n);
	if(i!=n-1)row[i+1]=1;
	if(i!=0)row[i-1]=1;
		answer.push_back(row);
	}
	build(answer);
	return 1;
}

Compilation message (stderr)

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:22:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   22 |  if(i!=0)row[i-1]=1;
      |  ^~
supertrees.cpp:23:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   23 |   answer.push_back(row);
      |   ^~~~~~
supertrees.cpp:14:19: warning: unused variable 'i' [-Wunused-variable]
   14 |  int n = p.size(),i,j;
      |                   ^
supertrees.cpp:14:21: warning: unused variable 'j' [-Wunused-variable]
   14 |  int n = p.size(),i,j;
      |                     ^

• Subtask 1: 11 / 11
• Subtask 2: 0 / 10
• Subtask 3: 0 / 19
• Subtask 4: 0 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4