Submission #855120

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
855120	2023-09-30 07:52:54	Warinchai	Two Currencies (JOI23_currencies)	C++14	100 / 100	758 ms	147204 KiB

currencies

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#include<bits/stdc++.h>
using namespace std;
int n,m,q;
int dp[100005][20];
int lv[100005];
vector<int>v[100005];
vector<long long>cp[100005];
map<pair<int,int>,int>mp;
vector<long long>vl;
struct pstree{
    struct node{
        node *l,*r;
        long long val;
        int cnt;
        node(long long x=0){
            val=x;
            cnt=0;
            l=r=NULL;
        }
    };
    typedef node* pnode;
    pnode root[100005];
    long long getval(pnode x){
        return x?x->val:0;
    }
    long long getcnt(pnode x){
        return x?x->cnt:0;
    }
    void build(int st,int en,pnode &x){
        x=new node();
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

currencies.cpp: In function 'void dfs(int, int)':
currencies.cpp:80:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   80 |     for(int i=0;i<cp[np].size();i++){
      |                 ~^~~~~~~~~~~~~~
currencies.cpp:90:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   90 |     for(int i=0;i<v[x].size();i++){
      |                 ~^~~~~~~~~~~~
currencies.cpp:76:18: warning: variable 'pp' set but not used [-Wunused-but-set-variable]
   76 |     pair<int,int>pp={x,p};
      |                  ^~

• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32