| Task: | Tietoverkko |
| Sender: | ArktinenKarpalo |
| Submission time: | 2018-01-18 15:52:07 +0200 |
| Language: | C++ |
| Status: | READY |
| Result: | 28 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 28 |
| #2 | RUNTIME ERROR | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.05 s | 1 | details |
| #2 | ACCEPTED | 0.05 s | 1 | details |
| #3 | ACCEPTED | 0.04 s | 1 | details |
| #4 | ACCEPTED | 0.05 s | 1 | details |
| #5 | ACCEPTED | 0.05 s | 1 | details |
| #6 | RUNTIME ERROR | 0.27 s | 2 | details |
| #7 | RUNTIME ERROR | 0.34 s | 2 | details |
| #8 | RUNTIME ERROR | 0.34 s | 2 | details |
| #9 | RUNTIME ERROR | 0.30 s | 2 | details |
| #10 | RUNTIME ERROR | 0.27 s | 2 | details |
Compiler report
input/code.cpp: In function 'void haku(int)':
input/code.cpp:16:10: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
if(s==a&&u==b||s==b&&u==a)
^Code
#include <bits/stdc++.h>
using namespace std;
int n, a, b, z[101], cnt, ans;
queue<int> q;
vector<int> v[101010];
vector<pair<int,int>> vp;
void haku(int s) {
if(z[s])
return;
z[s] = 1;
cnt++;
for(auto u:v[s]) {
if(s==a&&u==b||s==b&&u==a)
continue;
haku(u);
}
}
int main() {
cin >>n;
for(int i=0; i<n; i++) {
cin >> a >> b;
v[a].push_back(b);
v[b].push_back(a);
vp.push_back(make_pair(a,b));
}
for(int i=0; i<n; i++) {
a = vp[i].first;
b = vp[i].second;
for(int i=0; i<=100; i++) {
z[i] = 0;
}
cnt = 0;
haku(1);
if(cnt!=n)
ans++;
}
cout << ans;
}
Test details
Test 1
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 100 16 88 6 77 60 92 98 64 ... |
| correct output |
|---|
| 97 |
| user output |
|---|
| 97 |
Test 2
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 100 97 41 95 93 79 60 5 4 ... |
| correct output |
|---|
| 95 |
| user output |
|---|
| 95 |
Test 3
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 100 87 24 21 49 86 85 42 32 ... |
| correct output |
|---|
| 90 |
| user output |
|---|
| 90 |
Test 4
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 100 30 24 54 79 51 6 80 29 ... |
| correct output |
|---|
| 50 |
| user output |
|---|
| 50 |
Test 5
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 100 11 27 54 59 100 90 2 95 ... |
| correct output |
|---|
| 0 |
| user output |
|---|
| 0 |
Test 6
Group: 2
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 98276 76171 70684 49183 48756 661 17166 16972 ... |
| correct output |
|---|
| 99997 |
| user output |
|---|
| (empty) |
Test 7
Group: 2
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 35903 47275 13566 84 58018 42495 57071 4451 ... |
| correct output |
|---|
| 99995 |
| user output |
|---|
| (empty) |
Test 8
Group: 2
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 79209 94485 60266 86793 27501 19927 13544 59730 ... |
| correct output |
|---|
| 99000 |
| user output |
|---|
| (empty) |
Test 9
Group: 2
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 68402 82703 12892 46068 60013 40753 26168 34434 ... |
| correct output |
|---|
| 90000 |
| user output |
|---|
| (empty) |
Test 10
Group: 2
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 37330 74855 54324 45726 61652 15611 79081 47339 ... |
| correct output |
|---|
| 0 |
| user output |
|---|
| (empty) |