Lennot

input/code.cpp: In function 'int main(int, char**)':
input/code.cpp:31:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < z.size(); i++) {
                    ^
input/code.cpp:32:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j = 0; j < cityList[z[i]].size(); j++) { 
                     ^

// DT4.cpp : Defines the entry point for the console application.
//
 
#include <iostream>
#include <stdio.h>
#include <vector>
#include <deque>
 
using namespace std;
 
#define ll long long
 
int main(int argc, char* argv[])
{
	ios_base::sync_with_stdio(0);
	int cities, flights;
	cin >> cities >> flights;
	vector<vector<pair<ll, ll> > > cityList(cities);
 
	for (int i = 0; i < flights; i++){
		int from,to,price;
		cin >> from >> to >> price;
		from--;
		to--;
		cityList[from].push_back(make_pair(to, price));
	}
	vector<int> z;
	vector<pair<ll, ll> > price(cities, make_pair(0, 0));
	vector<pair<int,int> > isAdded(cities, make_pair(0, 0));
	z.push_back(0);
	for (int i = 0; i < z.size(); i++) {
		for (int j = 0; j < cityList[z[i]].size(); j++) { 
			int u = cityList[z[i]][j].first; 
			if ((i + 1) % 2 != 0){
				isAdded[u].first = 1;
				if (price[u].first == 0 || price[u].first > price[z[i]].second + cityList[z[i]][j].second)
					price[u].first = price[z[i]].second + cityList[z[i]][j].second;
				else continue;
			}
			else{
				isAdded[u].second = 1;
				if (price[u].second == 0 || price[u].first > price[z[i]].second)
					price[u].second = price[z[i]].first;
				else continue;
			}
			z.push_back(u);
		}
	}
	if (cities%2==0)
		cout << price[cities - 1].first;
	else
		cout << price[cities - 1].second;
	return 0;
}
 

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: WRONG ANSWER

Test 4

Group: 1

Verdict: WRONG ANSWER

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: WRONG ANSWER

Test 7

Group: 2

Verdict: WRONG ANSWER

Test 8

Group: 2

Verdict: WRONG ANSWER

Test 9

Group: 2

Verdict: WRONG ANSWER

Test 10

Group: 2

Verdict: WRONG ANSWER

Test 11

Group: 3

Verdict: WRONG ANSWER

Test 12

Group: 3

Verdict: WRONG ANSWER

Test 13

Group: 3

Verdict: WRONG ANSWER

Test 14

Group: 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: RUNTIME ERROR

Test 16

Group: 3

Verdict: RUNTIME ERROR

Test 17

Group: 3

Verdict: RUNTIME ERROR