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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#644516 | #8038. Hammer to Fall | louhao088 | WA | 34ms | 25164kb | C++14 | 1.5kb | 2024-10-16 14:24:34 | 2024-10-16 14:24:34 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define pi pair<int,int>
#define fi first
#define se second
#define pb push_back
#define int long long
const int mod=998243353;
inline int read(){
char ch=getchar();int x=0;bool f=0;
for(;!isdigit(ch);ch=getchar())if(ch=='-')f=1;
for(;isdigit(ch);ch=getchar())x=(x<<1)+(x<<3)+(ch^48);
if(f==1)x=-x;return x;
}
const int maxn=1e5+5,M=200;
int n,m,q,a[maxn],flag[maxn],b[maxn];
int in[maxn],f[maxn],x;
int u[maxn],v[maxn],w[maxn],ans=0;
multiset<int>s[maxn];
vector<pi>e[maxn],g[maxn];
signed main(){
n=read(),m=read();q=read();
for(int i=1;i<=n;i++)a[i]=read();
for(int i=1;i<=m;i++){
u[i]=read(),v[i]=read(),w[i]=read();
e[u[i]].pb({v[i],w[i]}),e[v[i]].pb({u[i],w[i]});
}
for(int i=1;i<=n;i++){
if(e[i].size()>M){
flag[i]=1;
for(auto j:e[i]){
g[j.fi].pb({i,j.se});
s[i].insert(j.se);
}
}
}
for(int i=1;i<=q;i++)b[i]=read();
for(int i=q;i>=1;i--){
x=b[i];
for(auto j:g[x]){
s[j.fi].erase(s[j.fi].lower_bound(f[x]+j.se));
}
if(flag[x]){
f[x]=*s[x].begin();
}
else{
int z=1e15;
for(auto j:e[x])z=min(z,f[j.fi]+j.se);
f[x]=z;
}
for(auto j:g[x]){
s[j.fi].insert(f[x]+j.se);
}
}
for(int i=1;i<=n;i++)ans=(ans+f[i]*a[i])%mod;
cout<<ans<<endl;
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 17436kb
input:
3 2 2 1 1 1 2 3 10 1 2 1 3 2
output:
12
result:
ok single line: '12'
Test #2:
score: 0
Accepted
time: 0ms
memory: 18760kb
input:
2 1 10 5000 5000 1 2 10000 1 2 2 1 2 2 1 1 1 2
output:
550000000
result:
ok single line: '550000000'
Test #3:
score: 0
Accepted
time: 0ms
memory: 17392kb
input:
10 10 10 5 14 99 14 18 4 58 39 48 60 2 4 4 6 9 56 10 8 34 7 5 96 1 3 26 3 7 92 6 8 4 5 1 72 7 6 39 7 2 93 8 8 9 10 2 2 5 9 2 3
output:
8810
result:
ok single line: '8810'
Test #4:
score: 0
Accepted
time: 2ms
memory: 18124kb
input:
100 500 10000 89 61 65 85 89 2 32 97 13 70 29 86 68 74 84 64 54 39 26 84 56 95 73 11 70 26 60 40 84 58 68 33 65 71 55 2 11 71 49 85 14 59 38 11 60 8 81 78 27 32 52 49 35 94 62 72 64 50 12 45 77 74 92 67 92 38 81 39 12 29 60 70 53 33 25 60 7 83 4 85 47 32 13 58 85 86 44 68 44 1 81 62 97 7 66 62 5 16 ...
output:
609241
result:
ok single line: '609241'
Test #5:
score: -100
Wrong Answer
time: 34ms
memory: 25164kb
input:
100000 100000 100000 134299012 740620432 241626312 533601686 901212368 274154852 46613593 72208460 685661661 930069933 934386896 140544225 900179749 8735320 54649110 922673925 450551589 517879800 773426781 410723403 783459037 344315202 75310230 122339501 113898579 646500753 18238713 119326471 969272...
output:
22393626
result:
wrong answer 1st lines differ - expected: '641103242', found: '22393626'