Submission #1869088

---

Source Code Expand

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

int n, k, s1, s2, d[100005];
vector<int> a[100005];
int f(int p, int q) {
	int i, mn = 2e9;
	if (p == n) return 0;
//	if (d[p] != 0) return d[p];
	for (i = 0; i < a[p].size(); i++) {
		if (a[p][i] == q) continue;
		mn = min(mn, f(a[p][i], p) + 1);
	}
	return mn;
}

void g(int p, int q, int w, int z) {
	int i;
	if (w < 0) return;
	if (d[p] != 0 && d[p] != z) return;
	d[p] = z;
	for (i = 0; i < a[p].size(); i++) {
		if (a[p][i] == q) continue;
		g(a[p][i], p, w - 1, z);
	}
}
int main()
{
	int i, t1, t2 ,num;
	cin >> n;
	for (i =0; i <n - 1; i++) {
		scanf ("%d %d", &t1, &t2);
		a[t1].push_back(t2);
		a[t2].push_back(t1);
	}
	num = f(1, -1);
	g(1, -1, num / 2, 1);
	g(n, -1, (num - 1) / 2, 2);
	g(1, -1, 100000000, 1);
	g(n, -1, 100000000, 2);
	for (i = 1; i <= n; i++) {
		if (d[i] == 1) s1++;
		else s2++;
	}
	if (s1 > s2) cout << "Fennec";
	else cout << "Snuke";
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:34:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf ("%d %d", &t1, &t2);
                            ^

Judge Result