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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 |
---|---|---|---|---|---|---|---|---|---|
#498579 | #8819. CNOI Knowledge | xinhaowen | WA | 28ms | 3584kb | C++14 | 1.5kb | 2024-07-30 16:16:15 | 2024-07-30 16:16:16 |
Judging History
answer
#include<cstring>
#include<cstdio>
#include<algorithm>
#include<unordered_map>
//#define getchar getchar_unlocked
//#define putchar putchar_unlocked
template<typename T>void read(T &x){
x=0;bool f=0;char ch=getchar();
for(;ch<'0'||ch>'9';ch=getchar())if(ch=='-')f=1;
for(;ch>='0'&&ch<='9';ch=getchar())x=(x<<1)+(x<<3)+(ch^48);
if(f)x=-x;
}
void write(char x){putchar(x);}
template<typename T>void write(T x){
if(x<0)putchar('-'),x=-x;
char stk[24];int cnt=0;
do stk[++cnt]=x%10+48,x/=10;while(x);
for(;cnt;)putchar(stk[cnt--]);
}
template<typename T,typename ...Args>void read(T &x,Args &...args){read(x);read(args...);}
template<typename T,typename ...Args>void write(T x,Args ...args){write(x);write(args...);}
template<typename T>T min(T x,T y){return x<y?x:y;}
template<typename T>T max(T x,T y){return x>y?x:y;}
int n,last[1004],tot,a[1004],sum[1004];unsigned long long _;
std::unordered_map<unsigned long long,int>mp;
signed main(){
read(n);mp[1]=a[1]=last[1]=tot=1;
for(int i=2;i<=n;++i){
memset(sum,0,sizeof sum);
int l=1,r=i-1,jk=0;
for(;l<=r;){
int mid=(l+r)>>1;
write('?',' ',mid,' ',i,'\n');fflush(stdout);
int tmp,op=a[mid];read(tmp);
if(tmp-op==i-mid+1)r=mid-1;
else jk=mid,l=mid+1;
}
jk?last[i]=last[jk]:last[i]=++tot;
_=0;
for(int j=i;j;--j)_=_*3628800+last[j],sum[mp[_]+1]++,sum[j+1]--,mp[_]=j;
for(int j=1;j<=i;++j)sum[j]+=sum[j-1];
for(int j=1;j<=i;++j)a[j]+=sum[j];
}
write('!',' ');
for(int i=1;i<=n;++i)write(last[i],' ');
fflush(stdout);
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 1ms
memory: 3584kb
input:
12 3 6 6 10 10 15 10 21 15 27 20 14 6 9 20 34 43 19 9 5 2 25 8 5 25 9 19
output:
? 1 2 ? 1 3 ? 2 4 ? 1 4 ? 2 5 ? 1 5 ? 3 6 ? 1 6 ? 3 7 ? 1 7 ? 2 7 ? 4 8 ? 6 8 ? 5 8 ? 4 9 ? 2 9 ? 1 9 ? 5 10 ? 7 10 ? 8 10 ? 9 10 ? 5 11 ? 8 11 ? 9 11 ? 6 12 ? 9 12 ? 7 12 ! 1 2 3 4 5 6 2 5 7 7 5 6
result:
ok Accepted. 27 queries used.
Test #2:
score: -100
Wrong Answer
time: 28ms
memory: 3540kb
input:
1000 3 5 2 3 2 7 11 8 5 2 11 3 2 11 5 7 15 8 5 3 15 8 5 2 19 7 3 2 19 4 3 2 23 5 3 2 20 5 3 2 23 5 3 2 23 9 13 15 31 14 8 5 3 31 15 7 5 3 41 16 8 5 2 45 15 7 3 2 55 20 7 15 11 58 21 8 5 2 68 21 8 5 69 21 8 5 2 80 26 12 5 8 79 24 12 5 2 89 24 12 5 8 87 26 11 5 3 100 32 11 5 2 100 31 11 5 8 112 31 12 ...
output:
? 1 2 ? 1 3 ? 2 3 ? 2 4 ? 3 4 ? 2 5 ? 1 5 ? 3 6 ? 4 6 ? 5 6 ? 3 7 ? 5 7 ? 6 7 ? 4 8 ? 6 8 ? 5 8 ? 4 9 ? 6 9 ? 7 9 ? 8 9 ? 5 10 ? 7 10 ? 8 10 ? 9 10 ? 5 11 ? 8 11 ? 9 11 ? 10 11 ? 6 12 ? 9 12 ? 10 12 ? 11 12 ? 6 13 ? 9 13 ? 11 13 ? 12 13 ? 7 14 ? 10 14 ? 12 14 ? 13 14 ? 7 15 ? 11 15 ? 13 15 ? 14 15 ?...
result:
wrong answer Wrong Answer.