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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 |
---|---|---|---|---|---|---|---|---|---|
#488903 | #8819. CNOI Knowledge | xinhaowen | WA | 1ms | 3576kb | C++14 | 1.5kb | 2024-07-24 16:13:39 | 2024-07-24 16:13:40 |
Judging History
answer
#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 jk;
std::unordered_map<unsigned long long,int>mp;
signed main(){
read(n);mp[1]=1;
for(int i=1;i<=n;++i){
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;
jk=0;
for(int j=i;j;--j)jk=jk*19491001+last[j],sum[mp[jk]+1]++,sum[j+1]--,mp[jk]=j;
for(int j=1;j<=i;++j)sum[j]+=sum[j-1];
for(int j=1;j<=i;++j)a[j]+=sum[j],sum[j]=0;
}
write('!',' ');
for(int i=1;i<=n;++i)write(last[i],' ');
fflush(stdout);
return 0;
}
详细
Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3576kb
input:
12 3 6 3 6 3 10 6 3 10 6 3 15 6 3 14 6 3 20 10 6 3 19 9 5 2 25 8 5 3 25 9 6 3
output:
? 1 2 ? 1 3 ? 2 3 ? 2 4 ? 3 4 ? 2 5 ? 3 5 ? 4 5 ? 3 6 ? 4 6 ? 5 6 ? 3 7 ? 5 7 ? 6 7 ? 4 8 ? 6 8 ? 7 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 ! 1 1 1 1 1 1 1 1 1 1 1 1
result:
wrong answer Wrong Answer.