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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 |
---|---|---|---|---|---|---|---|---|---|
#415999 | #5418. Color the Tree | ocharin | WA | 1887ms | 356696kb | C++23 | 1004b | 2024-05-21 14:10:14 | 2024-05-21 14:10:15 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
void solve(){
int n;
cin>>n;
vector<int>a(n);
for(auto &i:a) cin>>i;
vector<vector<int>>e(n+1);
for(int i=1;i<n;++i){
int u,v;
cin>>u>>v;
e[u].push_back(v);
e[v].push_back(u);
}
vector<int>dep(n+1);
vector f(n+1,vector(n+1,0));
auto dfs=[&](auto dfs,int u,int fa)->void{
dep[u]=dep[fa]+1;
for(auto v:e[u]){
if(v==fa) continue;
dfs(dfs,v,u);
}
f[u][0]=a[0];
vector<int>g(n+1,0);
for(int i=1;i<=n;++i){
for(auto v:e[u]){
if(v==fa) continue;
g[i]+=f[v][i-1];
}
f[u][i]=min(a[i],g[i]);
}
};
dfs(dfs,1,0);
int res=0;
for(int i=0;i<n;++i) res+=f[1][i];
cout<<res<<"\n";
}
signed main(){
ios::sync_with_stdio(false);
cin.tie(0);
int T;cin>>T;
while(T--) solve();
}
詳細信息
Test #1:
score: 100
Accepted
time: 1ms
memory: 3452kb
input:
3 4 10 15 40 1 1 2 2 3 2 4 5 10 5 1 100 1000 1 2 2 3 2 4 4 5 4 1000 200 10 8 1 2 2 3 3 4
output:
35 17 1218
result:
ok 3 number(s): "35 17 1218"
Test #2:
score: 0
Accepted
time: 52ms
memory: 3620kb
input:
3000 54 43 44 11 49 17 14 7 30 35 12 34 14 15 8 29 47 30 31 39 17 26 23 26 45 34 50 49 13 35 18 29 15 13 44 47 5 22 20 19 46 30 22 26 13 47 46 43 27 48 48 13 14 30 44 1 2 1 3 2 4 3 5 4 6 2 7 4 8 1 9 3 10 1 11 8 12 2 13 9 14 1 15 1 16 15 17 15 18 7 19 1 20 19 21 13 22 10 23 17 24 9 25 9 26 24 27 8 28...
output:
180 168 222 230 156 240 225 126 100 81 155 73 154 127 149 124 228 230 132 187 153 170 78 282 195 286 191 211 119 197 211 233 88 252 239 233 173 180 195 121 109 148 180 175 226 210 182 97 199 59 56 31 115 204 203 172 139 208 53 140 189 170 173 137 233 94 163 273 80 350 156 133 146 159 240 269 137 222...
result:
ok 3000 numbers
Test #3:
score: 0
Accepted
time: 176ms
memory: 7236kb
input:
300 474 5 24 21 41 15 23 43 48 32 19 27 40 10 49 40 6 18 41 43 31 45 18 35 36 12 10 23 45 28 23 14 43 37 45 12 16 20 17 49 13 22 8 30 19 27 40 22 14 30 47 16 39 25 48 21 26 50 8 14 26 9 30 41 15 44 24 16 46 50 39 25 47 24 45 21 18 26 21 5 39 15 10 47 48 11 44 44 33 23 14 35 39 35 30 38 9 13 15 39 5 ...
output:
329 183 264 219 323 220 348 342 410 395 80 201 299 144 207 408 360 215 283 104 320 394 277 210 273 285 242 253 265 379 360 322 202 351 195 196 266 270 171 342 239 283 286 300 331 317 345 268 173 296 275 224 480 330 264 162 199 378 254 214 231 293 229 259 241 268 380 419 233 185 364 341 328 237 320 3...
result:
ok 300 numbers
Test #4:
score: 0
Accepted
time: 1887ms
memory: 356696kb
input:
30 4926 18 13 47 7 21 39 28 48 21 44 14 18 39 13 46 33 6 49 9 7 10 29 29 25 38 15 16 42 41 41 40 14 26 13 6 19 17 31 24 18 30 24 48 46 38 21 28 42 29 50 33 28 18 26 18 42 13 23 35 20 32 6 17 25 44 46 35 36 50 24 7 29 34 14 41 41 8 33 22 46 7 6 22 40 24 8 44 36 38 13 37 37 25 22 7 43 50 33 19 44 24 4...
output:
427 520 443 359 427 408 371 415 482 436 269 530 478 485 435 453 418 503 443 453 405 425 347 564 297 435 559 453 213 395
result:
ok 30 numbers
Test #5:
score: -100
Wrong Answer
time: 59ms
memory: 3628kb
input:
3000 74 555233197 518812085 998593787 821753058 967306600 663279435 696954042 885219300 489323226 146136486 447383587 785317885 838306349 708275482 715157265 298848995 400280904 374077023 673881523 207667786 885945020 459791675 992519779 327830583 821713695 253985403 926395863 419409783 138881726 80...
output:
1144663020 860868901 1214348228 -1732216203 -1533264763 1646131696 -1599101745 -1295146903 728392127 -1794503022 1391052597 1263778743 1249231074 -46469263 1803503648 -2007167768 -939686293 943597727 -1980727620 -2058177754 -1528852300 -1989066488 -784152919 107658008 -1148070863 1500707255 31263882...
result:
wrong answer 1st numbers differ - expected: '6742611216', found: '1144663020'