Submission #1696133
Source Code Expand
#include <cstdio> #include <algorithm> #include <cstring> using namespace std; const int MAX_N = 3005; class Edge { public: int nxt, to; } e[MAX_N << 1]; int head[MAX_N], cnt; void addedge(int u, int v) { e[++cnt] = (Edge){head[u], v}, head[u] = cnt; e[++cnt] = (Edge){head[v], u}, head[v] = cnt; } int F[MAX_N], A[MAX_N], N; void dfs(int u, int v) { for (int i = head[u]; i; i = e[i].nxt) if (e[i].to != v) { dfs(e[i].to, u); F[u] |= (A[e[i].to] < A[u]) && !F[e[i].to]; } } int main() { scanf("%d", &N); for (int i = 1; i <= N; ++i) scanf("%d", &A[i]); for (int i = 1, u, v; i < N; ++i) { scanf("%d%d", &u, &v); addedge(u, v); } for (int i = 1; i <= N; ++i) { memset(F, 0, sizeof F); dfs(i, 0); if (F[i]) printf("%d ", i); } puts(""); return 0; }
Submission Info
Submission Time | |
---|---|
Task | F - Tree Game |
User | kiiiiii |
Language | C++14 (GCC 5.4.1) |
Score | 1600 |
Code Size | 868 Byte |
Status | AC |
Exec Time | 156 ms |
Memory | 384 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:30:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^ ./Main.cpp:32:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &A[i]); ^ ./Main.cpp:34:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &u, &v); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1600 / 1600 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in3.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in4.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in5.txt, in50.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 134 ms | 256 KB |
in10.txt | AC | 132 ms | 256 KB |
in11.txt | AC | 130 ms | 256 KB |
in12.txt | AC | 6 ms | 256 KB |
in13.txt | AC | 7 ms | 256 KB |
in14.txt | AC | 134 ms | 256 KB |
in15.txt | AC | 132 ms | 256 KB |
in16.txt | AC | 133 ms | 384 KB |
in17.txt | AC | 131 ms | 384 KB |
in18.txt | AC | 134 ms | 256 KB |
in19.txt | AC | 130 ms | 256 KB |
in2.txt | AC | 131 ms | 256 KB |
in20.txt | AC | 130 ms | 256 KB |
in21.txt | AC | 156 ms | 384 KB |
in22.txt | AC | 154 ms | 384 KB |
in23.txt | AC | 153 ms | 384 KB |
in24.txt | AC | 154 ms | 384 KB |
in25.txt | AC | 155 ms | 384 KB |
in26.txt | AC | 154 ms | 384 KB |
in27.txt | AC | 154 ms | 384 KB |
in28.txt | AC | 153 ms | 384 KB |
in29.txt | AC | 153 ms | 384 KB |
in3.txt | AC | 130 ms | 256 KB |
in30.txt | AC | 155 ms | 384 KB |
in31.txt | AC | 55 ms | 256 KB |
in32.txt | AC | 69 ms | 256 KB |
in33.txt | AC | 80 ms | 256 KB |
in34.txt | AC | 91 ms | 256 KB |
in35.txt | AC | 77 ms | 256 KB |
in36.txt | AC | 1 ms | 128 KB |
in37.txt | AC | 0 ms | 128 KB |
in38.txt | AC | 0 ms | 128 KB |
in39.txt | AC | 0 ms | 128 KB |
in4.txt | AC | 133 ms | 256 KB |
in40.txt | AC | 123 ms | 256 KB |
in41.txt | AC | 123 ms | 256 KB |
in42.txt | AC | 124 ms | 256 KB |
in43.txt | AC | 122 ms | 256 KB |
in44.txt | AC | 122 ms | 256 KB |
in45.txt | AC | 106 ms | 256 KB |
in46.txt | AC | 106 ms | 256 KB |
in47.txt | AC | 132 ms | 256 KB |
in48.txt | AC | 129 ms | 256 KB |
in49.txt | AC | 132 ms | 256 KB |
in5.txt | AC | 39 ms | 256 KB |
in50.txt | AC | 131 ms | 256 KB |
in6.txt | AC | 130 ms | 256 KB |
in7.txt | AC | 133 ms | 256 KB |
in8.txt | AC | 133 ms | 256 KB |
in9.txt | AC | 134 ms | 256 KB |
sample1.txt | AC | 1 ms | 128 KB |
sample2.txt | AC | 1 ms | 128 KB |
sample3.txt | AC | 1 ms | 128 KB |