Task: | Grid |
Sender: | abcdef6199 |
Submission time: | 2017-01-22 10:42:12 +0200 |
Language: | C++ |
Status: | READY |
Result: | 0 |
group | verdict | score |
---|---|---|
#1 | WRONG ANSWER | 0 |
#2 | WRONG ANSWER | 0 |
#3 | WRONG ANSWER | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | WRONG ANSWER | 0.04 s | 1 | details |
#2 | WRONG ANSWER | 0.04 s | 1 | details |
#3 | WRONG ANSWER | 0.04 s | 1 | details |
#4 | WRONG ANSWER | 0.04 s | 1 | details |
#5 | WRONG ANSWER | 0.04 s | 1 | details |
#6 | WRONG ANSWER | 0.04 s | 1 | details |
#7 | WRONG ANSWER | 0.04 s | 1 | details |
#8 | WRONG ANSWER | 0.04 s | 1 | details |
#9 | WRONG ANSWER | 0.04 s | 1 | details |
#10 | WRONG ANSWER | 0.04 s | 2 | details |
#11 | WRONG ANSWER | 0.04 s | 2 | details |
#12 | WRONG ANSWER | 0.03 s | 2 | details |
#13 | WRONG ANSWER | 0.04 s | 2 | details |
#14 | WRONG ANSWER | 0.04 s | 2 | details |
#15 | WRONG ANSWER | 0.04 s | 2 | details |
#16 | WRONG ANSWER | 0.04 s | 3 | details |
#17 | WRONG ANSWER | 0.05 s | 3 | details |
#18 | WRONG ANSWER | 0.05 s | 3 | details |
#19 | WRONG ANSWER | 0.04 s | 3 | details |
#20 | WRONG ANSWER | 0.03 s | 3 | details |
#21 | WRONG ANSWER | 0.03 s | 3 | details |
Compiler report
input/code.cpp: In function 'int main()': input/code.cpp:26:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ input/code.cpp:28:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] int u, v; scanf("%d%d", &u, &v); ^
Code
#include <bits/stdc++.h> using namespace std; typedef long long LL; typedef pair<int, int> II; const int N = (int) 1e5 + 10; int n, m, deg[N], sum; vector<int> adj[N]; bool fre[N]; void DFS(int u) { fre[u] = false; if (deg[u] > 0) sum += deg[u]; for (int i = 0; i < (int) adj[u].size(); ++i) { int v = adj[u][i]; if (fre[v]) DFS(v); } } int main() { #ifdef LOCAL freopen("Data.inp", "r", stdin); freopen("Data.out", "w", stdout); #endif scanf("%d%d", &n, &m); while (m--) { int u, v; scanf("%d%d", &u, &v); deg[u]--; deg[v]++; adj[u].push_back(v); adj[v].push_back(u); } int ans = 0; memset(fre, true, sizeof fre); for (int i = 1; i <= n; ++i) if (fre[i]) { sum = 0; DFS(i); ans += sum; } printf("%d", ans); return 0; }
Test details
Test 1
Group: 1
Verdict: WRONG ANSWER
input |
---|
2 |
correct output |
---|
QAQ |
user output |
---|
0 |
Test 2
Group: 1
Verdict: WRONG ANSWER
input |
---|
3 |
correct output |
---|
QAQ |
user output |
---|
0 |
Test 3
Group: 1
Verdict: WRONG ANSWER
input |
---|
4 |
correct output |
---|
3 4 3 4 3 1 1 2 4 4 3 2 2 2 1 1 |
user output |
---|
0 |
Test 4
Group: 1
Verdict: WRONG ANSWER
input |
---|
5 |
correct output |
---|
2 3 4 1 1 3 4 2 1 2 4 2 3 1 3 4 3 2 1 4 5 5 5 5 5 |
user output |
---|
0 |
Test 5
Group: 1
Verdict: WRONG ANSWER
input |
---|
6 |
correct output |
---|
2 3 4 5 1 1 3 4 5 2 1 2 4 5 2 3 1 3 5 2 3 4 1 4 5 4 3 2 1 5 ... |
user output |
---|
0 |
Test 6
Group: 1
Verdict: WRONG ANSWER
input |
---|
7 |
correct output |
---|
2 3 4 5 6 1 1 3 4 5 6 2 1 2 4 5 6 2 3 1 3 5 6 2 3 4 1 4 6 2 3 4 5 1 5 ... |
user output |
---|
0 |
Test 7
Group: 1
Verdict: WRONG ANSWER
input |
---|
8 |
correct output |
---|
2 3 4 5 6 7 1 1 3 4 5 6 7 2 1 2 4 5 6 7 2 3 1 3 5 6 7 2 3 4 1 4 6 7 2 3 4 5 1 5 ... |
user output |
---|
0 |
Test 8
Group: 1
Verdict: WRONG ANSWER
input |
---|
9 |
correct output |
---|
2 3 4 5 6 7 8 1 1 3 4 5 6 7 8 2 1 2 4 5 6 7 8 2 3 1 3 5 6 7 8 2 3 4 1 4 6 7 8 2 3 4 5 1 5 ... |
user output |
---|
0 |
Test 9
Group: 1
Verdict: WRONG ANSWER
input |
---|
10 |
correct output |
---|
2 3 4 5 6 7 8 9 1 1 3 4 5 6 7 8 9 2 1 2 4 5 6 7 8 9 2 3 1 3 5 6 7 8 9 2 3 4 1 4 6 7 8 9 2 3 4 5 1 5 ... |
user output |
---|
0 |
Test 10
Group: 2
Verdict: WRONG ANSWER
input |
---|
3 |
correct output |
---|
QAQ |
user output |
---|
0 |
Test 11
Group: 2
Verdict: WRONG ANSWER
input |
---|
4 |
correct output |
---|
3 4 3 4 3 1 1 2 4 4 3 2 2 2 1 1 |
user output |
---|
0 |
Test 12
Group: 2
Verdict: WRONG ANSWER
input |
---|
29 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 13
Group: 2
Verdict: WRONG ANSWER
input |
---|
48 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 14
Group: 2
Verdict: WRONG ANSWER
input |
---|
80 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 15
Group: 2
Verdict: WRONG ANSWER
input |
---|
97 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 16
Group: 3
Verdict: WRONG ANSWER
input |
---|
3 |
correct output |
---|
QAQ |
user output |
---|
0 |
Test 17
Group: 3
Verdict: WRONG ANSWER
input |
---|
4 |
correct output |
---|
3 4 3 4 3 1 1 2 4 4 3 2 2 2 1 1 |
user output |
---|
0 |
Test 18
Group: 3
Verdict: WRONG ANSWER
input |
---|
111 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 19
Group: 3
Verdict: WRONG ANSWER
input |
---|
506 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 20
Group: 3
Verdict: WRONG ANSWER
input |
---|
844 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |
Test 21
Group: 3
Verdict: WRONG ANSWER
input |
---|
991 |
correct output |
---|
2 3 4 5 6 7 8 9 10 11 12 13 14... |
user output |
---|
0 |