Submission #23155

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
23155	2017-05-03 17:44:50	ainta	Logistical Metropolis (KRIII5_LM)	C++14	7 / 7	1193 ms	48572 KiB

LM

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include<cstdio>
#include<algorithm>
#include<vector>
#define pii pair<int,int>
using namespace std;
vector<int>E[101000], T[101000], L[101000];
int n, m, pL[101000][20], par[101000][18], Dep[101000], Num[101000], Ed[101000], cnt;
struct Edge{
    int a, b, c;
    bool operator <(const Edge &p)const{
        return c<p.c;
    }
}w[301000];
int UF[101000];
long long S;
int Find(int a){
    if(a==UF[a])return a;
    return UF[a] = Find(UF[a]);
}
bool Merge(int a, int b){
    a=Find(a),b=Find(b);
    if(a==b)return false;
    UF[a] = b;
    return true;
}
void DFS(int a, int pp){
    int i, x;
    Num[a] = ++cnt;
    for(i=0;i<17;i++){
        par[a][i+1]=par[par[a][i]][i];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

LM.cpp: In function 'void DFS(int, int)':
LM.cpp:33:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<T[a].size();i++){
              ^
LM.cpp: In function 'void Make(int)':
LM.cpp:72:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(Cur==V.size() || V[Cur].first > Ed[x])break;
               ^
LM.cpp: In function 'long long int GetMST()':
LM.cpp:79:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<V.size();i++)UF[V[i].second] = V[i].second;
              ^
LM.cpp:81:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<EE.size();i++){
              ^
LM.cpp: In function 'void Do(int, std::vector<int>&)':
LM.cpp:91:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<P.size();i++)TP.push_back({Num[P[i]],P[i]});
              ^
LM.cpp:94:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<TP.size()-1;i++){
              ^
LM.cpp:104:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(i=0;i<EE.size();i++)if(EE[i].c < 0)EE[i].c += 2e9;
              ^
LM.cpp: In function 'int main()':
LM.cpp:132:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(j=0;j<E[i].size();j++){
                  ^
LM.cpp:111:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
                        ^
LM.cpp:114:48: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d%d",&w[i].a,&w[i].b,&w[i].c);
                                                ^

• Subtask 1: 2 / 2
• Subtask 2: 5 / 5