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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 |
---|---|---|---|---|---|---|---|---|---|
#625894 | #6434. Paimon Sorting | Yurily | WA | 226ms | 6608kb | C++20 | 1.8kb | 2024-10-09 21:37:05 | 2024-10-09 21:37:05 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int MAX=1e5+5;
int sum[MAX*4];
int n,a[MAX],d[MAX],cnt[MAX];
bool flag[MAX];
long long ans1,ans2;
void modify(int k,int l,int r,int x){
if(r<x||l>x)
return;
if(l==r&&l==x){
if(!sum[k])
sum[k]=1;
return;
}
int mid=l+r>>1;
modify(k<<1,l,mid,x);
modify(k<<1|1,mid+1,r,x);
sum[k]=sum[k<<1]+sum[k<<1|1];
}
int query(int k,int l,int r,int x,int y){
if(y<l||x>r)
return 0;
if(l>=x&&r<=y)
return sum[k];
int mid=l+r>>1;
int res=0;
res=query(k<<1,l,mid,x,y);
res+=query(k<<1|1,mid+1,r,x,y);
return res;
}
// 快读
int read(){
int x = 0, f = 1;
char c = getchar();
while(c < '0' || c > '9'){
if(c == '-'){
f = -1;
}
c = getchar();
}
while(c >= '0' && c <= '9'){
x = x*10+c-'0';
c = getchar();
}
return x*f;
}
void solve(){
n=read();
memset(sum,0,sizeof(int)*(n*4+1));
memset(flag,0,sizeof(bool)*(n+1));
memset(d,0,sizeof(int)*(n+1));
memset(cnt,0,sizeof(int)*(n+1));
for(int i=1;i<=n;++i)
a[i]=read();
ans1=-1;
ans2=0;
flag[1]=1;
int pre=1;
cnt[1]=1;
for(int i=2;i<=n;++i){
if(a[i]>a[pre]){
flag[i]=1;
pre=i;
cnt[i]=1;
}
else{
if(a[i]==a[pre]){
d[pre]=i;
cnt[pre]++;
}
}
}
int cur=0;
for(int i=1;i<=n;++i){
if(flag[i]){
ans1++;
ans2+=cnt[cur];
if(d[cur]){
ans2+=i-1-d[cur];
}
// cout<<i<<" "<<ans1<<" "<<ans2<<" "<<cnt[cur]<<endl;
cur=i;
}
else{
if(a[i]+1<=n){
ans2+=query(1,1,n,a[i]+1,n);
// cout<<i<<" "<<query(1,1,n,a[i]+1,n)<<endl;
}
}
modify(1,1,n,a[i]);
if(i!=n)
printf("%lld ",ans1+ans2);
else
printf("%lld\n",ans1+ans2);
}
}
int main(){
int T;
cin>>T;
while(T--){
solve();
}
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 5816kb
input:
3 5 2 3 2 1 5 3 1 2 3 1 1
output:
0 2 3 5 7 0 2 4 0
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 226ms
memory: 6608kb
input:
6107 19 10 13 8 8 11 18 12 9 15 19 6 13 11 11 17 9 14 2 18 12 1 8 10 2 10 2 6 1 5 9 5 7 16 14 4 2 15 12 14 10 3 2 9 15 4 12 9 5 15 10 3 2 5 6 7 8 6 1 6 4 18 6 5 12 12 11 2 10 10 5 10 13 15 13 10 17 7 11 2 1 1 2 1 1 3 2 1 2 17 11 15 3 10 7 15 15 10 5 17 3 3 14 13 11 11 2 3 2 2 3 7 6 1 7 5 3 5 1 7 2 1...
output:
0 2 4 6 7 9 11 16 17 19 28 31 36 41 43 51 55 67 68 0 2 4 6 6 8 10 14 17 18 22 25 0 1 3 5 7 8 11 16 22 26 26 31 33 37 42 42 0 1 3 5 7 9 11 17 19 23 0 1 3 3 4 8 10 12 16 18 27 29 30 34 36 42 46 55 0 0 0 0 1 1 0 2 4 6 9 9 9 11 15 21 27 33 35 38 42 46 55 0 0 3 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 3 7 11 ...
result:
wrong answer 67th lines differ - expected: '0 0 1 2 2 8', found: '0 0 1 2 2 6'