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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#151894 | #5420. Inscryption | wind# | WA | 145ms | 7500kb | C++20 | 1.2kb | 2023-08-27 15:04:13 | 2023-08-27 15:04:14 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
#define endl "\n"
using namespace std;
const int N=1e6+5;
int p[N];
bool st[N];
int qu[N];
void sol()
{
int n;
int cnt=0;
cin>>n;
for(int i=1;i<=n;i++)cin>>p[i],st[i]=0;
for(int i=n;i>=1;i--)
{
int x=p[i];
if(x==1)cnt++;
else if(x==-1)cnt--;
else
{
if(cnt<0)
{
cnt++;
st[i]=1;
}
}
}
// for(int i=1;i<=n;i++)cout<<st[i]<<" ";
// cout<<endl;
int l=1,r=1;
qu[r]=1;
for(int i=1;i<=n;i++)
{
int x=p[i];
if(x==1)
{
r++;
qu[r]=1;
}
else if(x==-1)
{
if(r-l+1>=2)
{
int tmp=qu[r];
r--;
qu[l]+=tmp;
}
else
{
cout<<-1<<endl;
return;
}
}
else
{
if(st[i])
{
r++;
qu[r]=1;
}
else
{
if(r-l+1>=2)
{
int tmp=qu[r];
r--;
qu[l]+=tmp;
}
else
{
r++;
qu[r]=1;
}
}
}
// for(int i=l;i<=r;i++)cout<<qu[i]<<" ";
// cout<<endl;
}
ll ans=0;
for(int i=l;i<=r;i++)ans+=qu[i];
ll a=ans,b=r-l+1;
int q=__gcd(a,b);
cout<<a/q<<" "<<b/q<<endl;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int t;
cin>>t;
while(t--)sol();
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 2ms
memory: 7500kb
input:
6 7 1 1 1 -1 1 1 -1 4 1 0 -1 0 4 0 -1 -1 0 1 0 2 0 0 1 -1
output:
3 2 3 1 -1 1 1 2 1 -1
result:
ok 6 lines
Test #2:
score: 0
Accepted
time: 145ms
memory: 5628kb
input:
1000000 1 1 1 -1 1 1 1 1 1 1 1 1 1 -1 1 -1 1 0 1 0 1 1 1 0 1 -1 1 0 1 1 1 0 1 1 1 0 1 1 1 0 1 0 1 0 1 1 1 -1 1 1 1 1 1 -1 1 0 1 1 1 0 1 -1 1 0 1 -1 1 1 1 -1 1 0 1 1 1 1 1 -1 1 0 1 -1 1 -1 1 -1 1 -1 1 0 1 0 1 -1 1 0 1 -1 1 0 1 0 1 0 1 0 1 0 1 -1 1 1 1 0 1 0 1 1 1 0 1 -1 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 ...
output:
1 1 -1 1 1 1 1 1 1 1 1 -1 -1 1 1 1 1 1 1 1 1 -1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 -1 1 1 1 1 -1 1 1 1 1 1 1 -1 1 1 -1 1 1 -1 1 1 1 1 1 1 -1 1 1 -1 -1 -1 -1 1 1 1 1 -1 1 1 -1 1 1 1 1 1 1 1 1 1 1 -1 1 1 1 1 1 1 1 1 1 1 -1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 -1 -1 1 1 1 1 -1 1 1 1 1 1 1 1 1 -1 1 1 1 1 1 ...
result:
ok 1000000 lines
Test #3:
score: -100
Wrong Answer
time: 67ms
memory: 5624kb
input:
181249 6 1 0 -1 0 1 0 4 1 -1 -1 -1 8 -1 0 0 0 1 -1 1 1 3 0 1 0 6 1 0 -1 1 -1 0 4 1 -1 -1 -1 9 0 1 0 -1 -1 0 -1 0 1 1 -1 3 0 -1 1 5 0 0 1 -1 1 3 1 -1 0 6 -1 0 0 -1 0 1 8 1 -1 -1 -1 0 1 -1 0 2 0 0 3 -1 1 0 3 0 -1 -1 10 0 1 0 -1 1 1 0 -1 1 0 3 1 0 0 9 1 -1 1 -1 0 -1 0 0 0 3 0 1 0 3 -1 0 0 7 -1 0 -1 -1 ...
output:
-1 -1 -1 3 2 4 1 -1 -1 -1 3 2 2 1 3 2 -1 -1 2 1 -1 -1 6 1 3 2 3 1 3 2 -1 -1 -1 -1 2 1 5 3 -1 5 4 2 1 -1 3 2 2 1 1 1 -1 3 2 -1 1 1 -1 2 1 1 1 -1 1 1 -1 1 1 3 2 -1 -1 -1 -1 3 2 5 2 1 1 -1 -1 -1 -1 1 1 -1 6 1 3 2 -1 3 2 4 3 2 1 -1 5 3 3 1 6 1 -1 2 1 -1 -1 1 1 -1 3 1 -1 -1 -1 1 1 2 1 5 2 -1 3 1 4 3 3 2 ...
result:
wrong answer 1st lines differ - expected: '4 1', found: '-1'