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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 |
---|---|---|---|---|---|---|---|---|---|
#563739 | #6434. Paimon Sorting | AmiyaCast | WA | 195ms | 19564kb | C++14 | 2.7kb | 2024-09-14 15:34:48 | 2024-09-14 15:34:49 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
#define pii make_pair
#define pb push_back
#define rep(i,a,b) for(int i=a;i<=b;++i)
#define per(i,b,a) for(int i=b;i>=a;--i)
const ll inf = 1145141919810;
using namespace std;
inline ll read() {
ll 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;
}
inline void print(ll x) {
if(x < 0) putchar('-'), x = -x;
if(x > 9) print(x / 10);
putchar(x % 10 + '0');
return ;
}
inline void pprint(ll x) {
print(x);
puts("");
}
const int N = 2e5 + 7;
ll c[N], d[N], a[N], pos[N];
int n;
void add(int x, ll y) {
for(; x <= n; x += x & -x) c[x] += y;
}
ll ask(int x) {
ll res = 0;
for(; x; x -= x & -x) res += c[x];
return res;
}
struct Node {
int l, r;
ll add;
ll sum;
} t[N << 2];
void build(int p, int l, int r) {
t[p] = Node {l, r};
if(l == r) return ;
const int mid = l + r >> 1;
build(p << 1, l, mid), build(p << 1 | 1, mid + 1, r);
}
void up(int p) {
t[p].sum = t[p << 1].sum + t[p << 1 | 1].sum;
}
void down(int p) {
if(t[p].add) {
t[p << 1].sum += t[p].add, t[p << 1 | 1].sum += t[p].add;
t[p << 1].add += t[p].add, t[p << 1 | 1].add += t[p].add;
t[p].add = 0;
}
}
void add(int p, int x, int y, ll k) {
int l = t[p].l, r = t[p].r;
if(x <= l && r <= y) {
t[p].sum += k, t[p].add += k;
return ;
}
down(p);
const int mid = l + r >> 1;
if(x <= mid) add(p << 1, x, y, k);
if(y > mid) add(p << 1 | 1, x, y, k);
up(p);
}
void slv() {
build(1, 1, n);
vector<ll> ans;
ans.pb(0);
ll maxn = a[1];
if(ask(a[1]) - ask(a[1] - 1) == 0) add(a[1], 1);
for(int i = 2; i <= n; ++i) {
if(pos[i] == 0) pos[i] = -1;
else if(pos[i] == -1) pos[i] = i;
if(a[i] > maxn) { //在第一轮做出改变
add(1, 1, 1, 1);//第一个位置首先多进行一次交换
add(1, i, i, 1);//最后一个位置会进行一次交换
//下面进行修正
if(pos[maxn] > 0) { //第二次出现的位置都会多进行一次add
add(1, pos[maxn], i - 1, 1);
}
maxn = a[i];
} else { //一直轮不到他,那无所谓就仅仅是加一下自己的贡献就行
ll tmp = ask(n) - ask(a[i]);//比a[i]大的有几个?
add(1, i, i, tmp);//在这个地方正常进行交换
}
ans.pb(t[1].sum);
if(ask(a[i]) - ask(a[i] - 1) == 0) add(a[i], 1);
}
rep(i, 0, (int)ans.size() - 1) {
printf("%lld%c", ans[i], i == (int)ans.size() - 1 ? '\n' : ' ');
}
}
int main() {
int T = read();
while(T--) {
n = read();
rep(i, 1, n) a[i] = read();
slv();
rep(i, 0, n + 1) c[i] = pos[i] = 0;
rep(i, 0, n * 4 + 1) t[i] = Node {0, 0, 0, 0};
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 7856kb
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: 195ms
memory: 19564kb
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 20 22 23 27 29 35 39 48 0 0 0 0 1 1 0 2 4 6 9 9 9 11 15 17 23 29 31 34 38 42 51 0 0 2 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 3 5 9 1...
result:
wrong answer 5th lines differ - expected: '0 1 3 3 4 8 10 12 16 18 27 29 30 34 36 42 46 55', found: '0 1 3 3 4 8 10 12 16 18 20 22 23 27 29 35 39 48'