# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
89320 | 2018-12-11T17:55:32 Z | vvash17 | Triumphal arch (POI13_luk) | C++14 | 2000 ms | 24048 KB |
#include <cstdio> #include <vector> #include <map> using namespace std; vector<int> graph[300001]; int city_num,from,to; int evaluate_result(int search_start,int &need_num,int been_there[]){ int available_neigbours = 0; int sub_tree_res = 0; been_there[search_start]++; for(int i = 0; i<graph[search_start].size(); i++){ if(been_there[graph[search_start][i]] == 0){ available_neigbours++; sub_tree_res += evaluate_result(graph[search_start][i],need_num,been_there); } } int res = available_neigbours-(need_num-sub_tree_res); if(res < 0)return 0; return res; } int search_init(int &need_num){ int been_there[city_num+1] = {0}; return evaluate_result(1,need_num,been_there); } int main() { scanf("%d",&city_num); for(int i = 1; i<city_num; i++){ scanf("%d %d",&from,&to); graph[from].push_back(to); graph[to].push_back(from); } int result = 0; for(int need_num = 0; need_num<=city_num; need_num++){ result = search_init(need_num); if(result == 0){ result = need_num; break; } } printf("%d",result); return 0; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 8 ms | 7292 KB | Output is correct |
2 | Correct | 8 ms | 7412 KB | Output is correct |
3 | Correct | 8 ms | 7488 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 8 ms | 7488 KB | Output is correct |
2 | Correct | 8 ms | 7488 KB | Output is correct |
3 | Correct | 8 ms | 7692 KB | Output is correct |
4 | Correct | 8 ms | 7692 KB | Output is correct |
5 | Correct | 8 ms | 7692 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 8 ms | 7692 KB | Output is correct |
2 | Correct | 8 ms | 7692 KB | Output is correct |
3 | Correct | 8 ms | 7692 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 9 ms | 7692 KB | Output is correct |
2 | Correct | 9 ms | 7692 KB | Output is correct |
3 | Correct | 9 ms | 7692 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 17 ms | 7900 KB | Output is correct |
2 | Correct | 15 ms | 8284 KB | Output is correct |
3 | Correct | 35 ms | 8284 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 39 ms | 8796 KB | Output is correct |
2 | Correct | 29 ms | 9568 KB | Output is correct |
3 | Correct | 300 ms | 9568 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 117 ms | 11408 KB | Output is correct |
2 | Correct | 122 ms | 13152 KB | Output is correct |
3 | Execution timed out | 2021 ms | 13152 KB | Time limit exceeded |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 414 ms | 15028 KB | Output is correct |
2 | Correct | 218 ms | 19608 KB | Output is correct |
3 | Execution timed out | 2032 ms | 19608 KB | Time limit exceeded |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 942 ms | 19608 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 767 ms | 19608 KB | Output is correct |
2 | Correct | 383 ms | 24048 KB | Output is correct |
3 | Execution timed out | 2045 ms | 24048 KB | Time limit exceeded |