Submission #727105

#	Time	Username	Problem	Language	Result	Execution time	Memory
727105		iskhakkutbilim	Road Closures (APIO21_roads)	C++14	Compilation error	0 ms	0 KiB

roads

#include "roads.h"
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define ss second
vector<long long> minimum_closure_costs(int N, vector<int> U, vector<int> V, vector<int> W) {
	vector<long long> ans;
	int sub1 = 1, sub2 = 1;
	for(int i = 0;i < N-1; i++){
		if(U[i] != 0) sub1 = 0;
		if(U[i] != i or V[i] != i+1) sub2 = 0;
	}
	long long sum = 0LL;
	for(int i = 0;i < N-1; i++) sum+= W[i];
	ans.push_back(sum);
	if(sub1){
		sort(W.begin(), W.end());
		for(int i = N - 2;i >= 0; i--){
			sum -= W[i] * 1LL;
			ans.push_back(sum);
		}
	}else if(sub2){
		assert(false);
	}else{
		assert(false);
	}
	if(ans.size() != N) assert(false);
	return ans;
}


//main(){
//	int N; cin >> N;
//	vector<int> U(N), V(N), W(N);
//	for(int i = 0;i < N-1; i++){
//		cin >> U[i] >> V[i];
//	}
//	for(int i = 0;i < N-1; i++) cin >> W[i];
//	
//	vector<long long> ans = minimum_closure_costs(N, U, V, W);
//	
//}

Compilation message (stderr)

roads.cpp: In function 'std::vector<long long int> minimum_closure_costs(long long int, std::vector<long long int>, std::vector<long long int>, std::vector<long long int>)':
roads.cpp:28:16: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   28 |  if(ans.size() != N) assert(false);
      |     ~~~~~~~~~~~^~~~
/usr/bin/ld: /tmp/ccJKrSTE.o: in function `main':
grader.cpp:(.text.startup+0x26f): undefined reference to `minimum_closure_costs(int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status