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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 |
---|---|---|---|---|---|---|---|---|---|
#270535 | #7736. Red Black Tree | Zhou_JK | WA | 309ms | 41256kb | C++23 | 2.7kb | 2023-12-01 00:17:38 | 2024-02-19 10:15:26 |
Judging History
answer
#include<iostream>
#include<cstdio>
#include<vector>
using namespace std;
const int N=100005;
int n;
int c[N];
int fa[N];
vector<int>G[N];
int dis[N],dep[N],son[N],len[N];
void init(int u,int father)
{
dis[u]=dep[u]=dep[father]+1;
son[u]=0;
for(int v:G[u])
{
if(v==father) continue;
init(v,u);
if(son[u]==0||dis[v]<dis[son[u]]) son[u]=v;
}
if(son[u]) dis[u]=dis[son[u]];
len[u]=dis[u]-dep[u]+1;
return;
}
int f[N];
vector<int>pos[N],neg[N];
int cnt[N];
int ans[N];
long long sum[N];
void dfs(int u,int father)
{
if(son[u]) dfs(son[u],u);
else
{
pos[u].clear(),neg[u].clear();
if(c[u]==0) f[u]=0,sum[u]=0,pos[u].emplace_back(1);
else f[u]=1,sum[u]=-1,neg[u].emplace_back(-1);
cnt[u]=0;
ans[u]=0;
return;
}
swap(pos[u],pos[son[u]]);
swap(neg[u],neg[son[u]]);
f[u]=f[son[u]];
cnt[u]=cnt[son[u]];
sum[u]=sum[son[u]];
for(int v:G[u])
{
if(v==father||v==son[u]) continue;
dfs(v,u);
f[u]+=f[v];
for(int i=1;i<len[u];i++)
{
int d=0;
if(i<=(int)neg[v].size()) d=neg[v][i-1];
else if(i<=(int)neg[v].size()+cnt[v]) d=0;
else d=pos[v][pos[v].size()-(i-(int)neg[v].size()-cnt[v])];
if(d==0) continue;
if(i<=(int)neg[u].size()) neg[u][i-1]+=d,sum[u]+=d;
else if(i<=(int)neg[u].size()+cnt[u]) neg[u].emplace_back(d),sum[u]+=d,cnt[u]--;
else pos[u][pos[u].size()-(i-(int)neg[u].size()-cnt[u])]+=d;
}
}
while(!neg[u].empty()&&neg[u].back()>=0)
{
if(neg[u].back()==0) cnt[u]++;
else pos[u].emplace_back(neg[u].back());
sum[u]-=neg[u].back();
neg[u].pop_back();
}
while(!pos[u].empty()&&pos[u].back()<=0)
{
if(pos[u].back()==0) cnt[u]++;
else sum[u]+=pos[u].back(),neg[u].emplace_back(pos[u].back());
pos[u].pop_back();
}
if(c[u]==0) pos[u].emplace_back(1);
else f[u]++,neg[u].emplace_back(-1),sum[u]+=-1;
ans[u]=f[u]+sum[u];
return;
}
void solve()
{
cin>>n;
string str;
cin>>str;
for(int i=1;i<=n;i++)
c[i]=str[i-1]-'0';
for(int i=1;i<=n;i++)
G[i].clear();
for(int i=2;i<=n;i++)
{
cin>>fa[i];
G[fa[i]].emplace_back(i);
G[i].emplace_back(fa[i]);
}
init(1,0);
dfs(1,0);
for(int i=1;i<=n;i++)
cout<<ans[i]<<" ";
cout<<"\n";
return;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(nullptr),cout.tie(nullptr);
int T;
cin>>T;
while(T--)
solve();
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 5688kb
input:
2 9 101011110 1 1 3 3 3 6 2 2 4 1011 1 1 3
output:
4 1 2 0 0 0 0 0 0 2 0 0 0
result:
ok 2 lines
Test #2:
score: 0
Accepted
time: 178ms
memory: 41256kb
input:
6107 12 000000001000 1 2 3 2 5 4 4 7 3 8 11 19 1100111101111011110 1 2 1 1 4 5 2 4 3 2 2 7 10 2 11 3 15 5 7 0111110 1 1 2 2 1 5 3 000 1 1 7 1000011 1 2 3 3 5 4 7 0001001 1 1 1 3 5 3 8 00111000 1 1 3 2 5 2 7 11 11111110111 1 1 1 4 5 4 5 2 5 1 15 110101101000010 1 2 3 2 1 5 2 5 6 5 8 7 9 14 10 0101000...
output:
1 1 1 1 0 0 0 0 0 0 0 0 6 2 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 2 1 0 0 0 0 0 0 4 0 0 2 1 0 0 0 0 0 0 4 3 0 0 2 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 6 5 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 5 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0...
result:
ok 6107 lines
Test #3:
score: 0
Accepted
time: 309ms
memory: 24844kb
input:
10 100000 10001010000001100001000100001000010100010101100001001110110001000010000110001000000010000011000001000001010001110100000000000000000010011011100000000000001000000000100100100110000000100001010011000000110000000111010100100001100000100100101001000000010000000011100000000000000010001100011100...
output:
22440 21414 19422 13454 5328 2719 1421 1168 1478 661 4662 5037 418 183 2304 501 2008 1643 692 2211 570 1003 967 950 504 124 894 333 775 523 905 197 12 337 195 310 1325 1016 638 50 907 361 179 336 313 102 309 555 733 871 490 414 375 318 66 625 336 267 276 162 203 25 112 216 252 146 42 233 232 333 27 ...
result:
ok 10 lines
Test #4:
score: 0
Accepted
time: 90ms
memory: 24644kb
input:
10 100000 01010111111101011100011111111010011001111111110001100111111101011111110011101111110110111011010111011011010011111110101111111011111111011101011111011001110101111011011010110100011111001101001011111101111101111111111100101101000111111110111101111111111011111100111011101110110101111010101101...
output:
25019 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 10 lines
Test #5:
score: 0
Accepted
time: 144ms
memory: 38224kb
input:
10 100000 00111110110011111111111010011111011111101010110111111110011110111111111111000110101110110111111101011111111111010101111111011001110110011101111001110111101101110110101000011111110100101110110100111110001111011100111101011010111111011011100011111011110111111110011110111111001111111010011100...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 10 lines
Test #6:
score: 0
Accepted
time: 160ms
memory: 35644kb
input:
10 100000 00111100100100001111011000100000000000111001100000000000100000101001001010010000001000010010111000001011010000000000001000000000010100000010010010000001000010001000000100000001010000000000000000000001000110000010100100000010000011000000000010010000100010100000000100000100100011000000001000...
output:
4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 4415 ...
result:
ok 10 lines
Test #7:
score: 0
Accepted
time: 145ms
memory: 30272kb
input:
10 100000 00111101111001101110101101111110100001010100011011100001011100000110000100100010111010011001111011100010010011111100000011111011001001000110000101101001011110000000011100001010100001000110110101111010000100000111001110001100001001001000101110100111111000101101100000011001110111001111101011...
output:
210 210 210 210 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 10 lines
Test #8:
score: 0
Accepted
time: 174ms
memory: 29032kb
input:
10 100000 00010011111100101111110000110010101110000000001111011110011010011011101011010000111100001001111111111001000110100010001111010111101100101111101100001001100110000011010100110110010101000010111001001010110111011000010100110101110001100110101010101001100010100000100000100101011110000100001001...
output:
6360 6360 4803 4803 1549 1549 1555 1555 1555 1595 1555 1549 1549 1555 1555 1600 1555 1549 1549 1549 1555 1555 1555 1555 1595 1549 1555 1555 1555 1555 1595 1595 1600 1555 1600 1600 1595 1549 1555 1555 1549 1600 1595 1600 1555 1595 1595 1549 1549 1549 1549 1555 1549 1549 1600 1595 1555 1549 1549 1555 ...
result:
ok 10 lines
Test #9:
score: 0
Accepted
time: 134ms
memory: 24776kb
input:
10 100000 11000111101111111101001011010110110111010011000111011111011111110111110000110101111111011101111011111111101110011100011101111111001011111101011111110010011111101111111011101101100110101010011111110111111101100101010011111111111100101111111101111100011100111110111111011111011001111110011101...
output:
18217 12003 6214 6012 5991 3232 2982 3008 3004 2973 3017 1780 1451 1499 1483 1513 1495 1486 1516 1499 1474 1509 1508 1037 743 738 713 722 776 752 731 741 771 759 735 731 755 740 776 733 765 736 738 753 756 739 769 678 359 362 380 364 374 342 370 356 364 393 382 367 385 360 371 370 371 383 387 387 37...
result:
ok 10 lines
Test #10:
score: 0
Accepted
time: 128ms
memory: 32316kb
input:
10 100000 10111111011011110010111111111111110111101110110001011111101110111011111111111101101011111101101001100111011011011101001110110110101010010001010111111111111111111011011011101011011101100001111101111110111110010011011111111011101110111111111110010011110011111011011011111111101111001110111111...
output:
50037 0 50035 0 50034 0 50033 0 50033 0 50032 0 50030 0 50029 0 50029 0 50027 0 50025 0 50024 0 50023 0 50022 0 50021 0 50020 0 50019 0 50019 0 50018 0 50017 0 50015 0 50014 0 50012 0 50012 0 50011 0 50011 0 50010 0 50009 0 50008 0 50006 0 50005 0 50003 0 50002 0 50000 0 49999 0 49998 0 49997 0 4999...
result:
ok 10 lines
Extra Test:
score: -3
Extra Test Failed : Wrong Answer on 2
time: 148ms
memory: 26252kb
input:
10 100000 01010000101101000000110101011111001000111011011011001110111011101110010000100110111110011001011001110100100110110101111101101101110011101101001001101111110010011001011010011001101011011100101010100000110111011111100100100011100000001000100001010110000110101010000100100111101110010011001000...
output:
207 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 51 39 0 ...
result:
wrong answer 2nd lines differ - expected: '112 70 42 0 70 42 0 70 42 0 70...0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0', found: '121 70 42 0 70 42 0 70 42 0 70... 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 '