Submission #1864932

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Source Code Expand

#include <cstdio>
#include <vector>
#define N 100005
using namespace std;
int n, a, b, c, x[N], y[N];
vector<int> v[N];

void f(int p, int q, int z[]) {
	if(z[p]!=0) return;
	z[p] = q;
	for(int i=0; i<v[p].size(); i++) f(v[p][i], q+1, z);
}

int main() {
	int i;
	scanf("%d", &n);
	for(i=0; i<n-1; i++) {
		scanf("%d%d", &a, &b);
		v[a].push_back(b);
		v[b].push_back(a);
	}
	f(1, 1, x);
	f(n, 1, y);
	for(i=1; i<=n; i++) x[i]<=y[i] ? c++ : c--;
	puts(c>0 ? "Fennec":"Snuke");
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:18:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &a, &b);
                        ^

Judge Result