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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 |
---|---|---|---|---|---|---|---|---|---|
#354104 | #7695. Double Up | Captainfly | WA | 2ms | 3808kb | C++20 | 2.0kb | 2024-03-14 21:46:44 | 2024-03-14 21:46:44 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> PII;
#define mp make_pair
inline int gcd(int a, int b){return b == 0 ? a : gcd(b, a % b);}
inline int lcm(int a, int b){return a / gcd(a, b) * b;}
const ll mod=1000000007;
ll qpow(ll a,ll b) {ll res=1;a%=mod; assert(b>=0); for(;b;b>>=1){if(b&1)res=res*a%mod;a=a*a%mod;}return res;}
inline __int128 read(){
__int128 x=0,f=1;
char ch=getchar();
while(ch<'0'||ch>'9'){
if(ch=='-')
f=-1;
ch=getchar();
}
while(ch>='0'&&ch<='9'){
x=x*10+ch-'0';
ch=getchar();
}
return x*f;
}
inline void print(__int128 x){
if(x<0){
putchar('-');
x=-x;
}
if(x>9)
print(x/10);
putchar(x%10+'0');
}
#define maxn 200010
__int128 a[maxn];
int main()
{
// ios::sync_with_stdio(false);
// cin.tie(0);
// cout.tie(0);
int n;
scanf("%d",&n);
for(int i=1;i<=n;i++)
{
a[i] = read();
}
__int128 ans = 0;
for(int i=1;i<=n;i++)
{
__int128 mini = (__int128)1<<110,cnt = 0;
for(int j=1;j<=n;j++)
{
if(a[j]!=-1)
{
if(a[j]<mini) mini = a[j];
cnt++;
// print(a[j]);
// cout<<'\n';
//printf("%Ld\n",a[i]);
}
}
if(cnt==1)
{
ans = mini;
break;
}
//print(mini);
//cout<<'\n';
for(int j=1;j<n;j++)
{
if(a[j]==-1) continue;
if(a[j]==mini)
{
int r = j+1;
while(r<=n&&a[r]==-1)r++;
if(a[r]==a[j])
{
a[r] = a[r]<<1,a[j] = -1;
//print(a[r]);
}
else a[j] = -1;
}
}
}
print(ans);
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3716kb
input:
5 4 2 2 1 8
output:
16
result:
ok single line: '16'
Test #2:
score: -100
Wrong Answer
time: 2ms
memory: 3808kb
input:
1000 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 1 1 1 1 1 1 1 1 1...
output:
0
result:
wrong answer 1st lines differ - expected: '512', found: '0'