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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#650352 | #7894. Many Many Heads | absabs | WA | 5ms | 3876kb | C++23 | 3.1kb | 2024-10-18 14:47:06 | 2024-10-18 14:47:11 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
#define ull unsigned long long
#define ms(x, y) memset(x, y, sizeof x);
#define debug(x) cout << #x << " = " << x << endl;
#define ios ios::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
#define fre \
freopen("input.txt", "r", stdin); \
freopen("output.txt", "w", stdout);
const int mod = 998244353;
const int inf = 0x3f3f3f3f3f3f3f3f;
const int N = 1e6 + 10;
const double esp = 1e-6;
const ull MOD1 = 1610612741;
const ull MOD2 = 805306457;
const ull BASE1 = 1331;
const ull BASE2 = 131;
#define pre(i, a, b) for (int i = a; i <= b; i++)
#define rep(i, a, b) for (int i = a; i >= b; i--)
#define all(x) (x).begin(), (x).end()
char *p1, *p2, buf[100000]; // 快读和同步流二者只能选一个
#define nc() (p1 == p2 && (p2 = (p1 = buf) + fread(buf, 1, 100000, stdin), p1 == p2) ? EOF : *p1++)
int read()
{
int x = 0, f = 1;
char ch = nc();
while (ch < 48 || ch > 57)
{
if (ch == '-')
f = -1;
ch = nc();
}
while (ch >= 48 && ch <= 57)
x = x * 10 + ch - 48, ch = nc();
return x * f;
}
void write(int x)
{
if (x < 0)
putchar('-'), x = -x;
if (x > 9)
write(x / 10);
putchar(x % 10 + '0');
return;
}
void solve()
{
string s;
cin>>s;
vector<int>a(s.size());
int tot1=0,tot2=0;
if(s.size()&1){
cout<<"No"<<endl;
return;
}
int tot=-1;
for(int i=0;i<s.size();i++){
if(s[i] == '(' || s[i] == ')') a[i] = 0;
else a[i] = 1;
// if(s[i]=='('||s[i]==')')tot1++;
// else {
// tot2++;
// }
}
// if(tot1||tot2){
// cout<<"No"<<endl;
// return;
// }
// if(s[0])
vector<int> ve;
pre(i,1,s.size() - 1)
{
if(a[i] != a[i - 1])
{
// cout << "No" << endl;
// return ;
}
else ve.push_back(i - 1);
}
if(s.size() == 2)
{
if(a[0] == a[1])
cout << "Yes" << endl;
else cout << "No" << endl;
return ;
}
// for(auto L : ve) cout << L << " ";
// cout << endl;
int tp = -1;
for(int i=0;i<ve.size();i++)
{
int l = ve[i] - 1,r = ve[i] + 2;
int ls = a[ve[i]];
while(l != tp && r != s.size())
{
// cout << ls << " " << a[l] << " " << l << " " << r << endl;
// cout << s[l] << " " << s[r] << endl;
if(a[l] == a[r] && ls != a[l])
{
ls = a[l];
l -- ,r ++;
}
else
{
cout << "No" << endl;
return ;
}
}
tp = r;
if(r + 1 < s.size() && a[r] == a[r + 1])
{
cout << "No" << endl;
return ;
}
}
if(s.size() >= 2 && a[0] == a[1] && a[1] == a[s.size() - 1] && a[1] == a[s.size() - 2])
cout << "No" << endl;
else
cout << "Yes" << endl;
}
// #define LOCAL
signed main()
{
ios
// fre
#ifdef LOCAL
freopen("in.txt", "r", stdin);
freopen("out.txt", "w", stdout);
auto start = std::chrono::high_resolution_clock::now();
#endif
int t = 1;
cin >> t;
while (t--)
solve();
#ifdef LOCAL
auto end = std::chrono::high_resolution_clock::now();
cout << "Execution time: "
<< std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count()
<< " ms" << '\n';
#endif
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3876kb
input:
6 )) ((() [()] ()[()]() ([()]) ([])([])
output:
Yes No Yes No Yes No
result:
ok 6 token(s): yes count is 3, no count is 3
Test #2:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
2 (([([[([ ]]))])]])]
output:
Yes No
result:
ok 2 token(s): yes count is 1, no count is 1
Test #3:
score: -100
Wrong Answer
time: 5ms
memory: 3876kb
input:
15134 ][ )( )([[ [)([ )][) ]])( ([]([] ]]))][ [([](] ()[))] ][(]]( ([()[) ()[](( [)([)( ]]([[)]] )[()])]] ))[](([] ](([((]] ))[)][)[ [)])([(] [()[]))[ )][(]()] [[((]()] ((]])[[) ])(](]]) )]]()[]( ([)[])]) [[)[()]( ([[)[[() [[)([])) [)[[)[() ))[(([)( ()][)[](]] [()]([[([[ )[]))][)][ )]([]([(][ [])])(...
output:
Yes Yes No Yes Yes No No No Yes Yes Yes Yes No No No No No No Yes Yes No Yes No No Yes No Yes Yes No No No No No Yes No No No No No No No No Yes No No Yes Yes No No Yes Yes No No No No Yes Yes No No Yes Yes No No Yes No No No No No No No No Yes No No No Yes No No No No No No No Yes No No No No No No...
result:
wrong answer expected YES, found NO [3rd token]