Lennot

input/code.cpp: In function 'void search(int, long long int, bool)':
input/code.cpp:41:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < f[d].size(); i++) {
                    ^

#include <iostream>
#include <vector>
using namespace std;

vector<pair<int, long long>> f[100000];
bool c[100000];
long long search(int d);
int n, m = 0;
long long output = 9223372036854775807LL;

void search(int d, long long p, bool o);

int main() {
	cin >> n >> m;
	for (int i = 0; i < n; i++) {
		c[i] = false;
	}
	for (int i = 0; i < m; i++) {
		int a, b = 0;
		long long h = 0;
		cin >> a >> b >> h;
		a--;
		b--;
		f[a].push_back(make_pair(b, h));
	}
	search(0, 0, true);
	cout << output;
	return 0;
}

void search(int d, long long p, bool o) {
	if (d == n - 1) {
		if (p < output) {
			output = p;
		}
	}
	if (c[d]) {
		return;
	}
	c[d] = true;
	for (int i = 0; i < f[d].size(); i++) {
		if (o) {
			search(f[d][i].first, p + f[d][i].second, !o);
		}
		else {
			search(f[d][i].first, p, !o);
		}
	}
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

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: ACCEPTED

Test 16

Group: 3

Verdict: WRONG ANSWER

Test 17

Group: 3

Verdict: WRONG ANSWER