oj.uz

Submission #209532

# Submission time Handle Problem Language Result Execution time Memory
209532 2020-03-14T12:47:43 Z model_code Island (NOI18_island) C++17
100 / 100
 84 ms 2856 KB 
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 200004;
int N, M, cnt[MAXN], fac[MAXN];
int main() {
	scanf("%d%d", &N, &M);
	for (int i = 0, u, v; i < N+M-1; ++i) {
		scanf("%d%d", &u, &v);
		cnt[u-1]++;
		cnt[v-1]++;
	}
	for (int i = 0; i < N+M; ++i) {
		for (int k = 2; k < cnt[i]; ++k) {
			printf("%d 1\n", k);
		}
	}

}

Compilation message

island.cpp: In function 'int main()':
island.cpp:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &N, &M);
  ~~~~~^~~~~~~~~~~~~~~~
island.cpp:8:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &u, &v);
   ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 67 ms 2528 KB Output is correct
4 Correct 76 ms 2808 KB Output is correct
5 Correct 18 ms 760 KB Output is correct
6 Correct 83 ms 2856 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 4 ms 256 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 6 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 256 KB Output is correct

Subtask #3
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 376 KB Output is correct
2 Correct 5 ms 256 KB Output is correct
3 Correct 7 ms 376 KB Output is correct
4 Correct 7 ms 376 KB Output is correct
5 Correct 6 ms 380 KB Output is correct
6 Correct 6 ms 376 KB Output is correct
7 Correct 6 ms 376 KB Output is correct
8 Correct 5 ms 256 KB Output is correct
9 Correct 6 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct

Subtask #4
42.0 / 42.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 67 ms 2528 KB Output is correct
4 Correct 76 ms 2808 KB Output is correct
5 Correct 18 ms 760 KB Output is correct
6 Correct 83 ms 2856 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 5 ms 256 KB Output is correct
9 Correct 4 ms 256 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 6 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 6 ms 376 KB Output is correct
17 Correct 5 ms 256 KB Output is correct
18 Correct 7 ms 376 KB Output is correct
19 Correct 7 ms 376 KB Output is correct
20 Correct 6 ms 380 KB Output is correct
21 Correct 6 ms 376 KB Output is correct
22 Correct 6 ms 376 KB Output is correct
23 Correct 5 ms 256 KB Output is correct
24 Correct 6 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 10 ms 504 KB Output is correct
27 Correct 84 ms 2656 KB Output is correct
28 Correct 74 ms 2816 KB Output is correct
29 Correct 47 ms 1016 KB Output is correct
30 Correct 71 ms 2424 KB Output is correct
31 Correct 23 ms 632 KB Output is correct
32 Correct 15 ms 504 KB Output is correct
33 Correct 79 ms 1632 KB Output is correct
34 Correct 73 ms 1376 KB Output is correct
35 Correct 82 ms 2144 KB Output is correct
36 Correct 75 ms 1656 KB Output is correct
37 Correct 5 ms 256 KB Output is correct