Submission #738500

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
738500	2023-05-08 22:31:47	yeyso	Two Currencies (JOI23_currencies)	C++14	38 / 100	5016 ms	86656 KiB

currencies

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#include <bits/stdc++.h>
using namespace std;
//#define long long long long;
vector<vector<long long>> adj;
vector<vector<long long>> ddj;
vector<vector<long long>> rdj;
vector<vector<long long>> roads;
vector<vector<long long>> che;
// BRUTE FORCE
long long solve(long long s, long long t, long long x, long long y, long long n){
    // road, node, parent
    queue<vector<long long>> q;
    q.push({-1, s, s});
    vector<long long> v(n, 0);
    vector<long long> parents(n, 0);
    vector<long long> ru(n, 0);
    parents[s] = -1;
    long long node; long long road; long long parent;
    while(!q.empty()){
        node = q.front()[1]; road = q.front()[0]; parent = q.front()[2];
        q.pop();
        if(!v[node]){ 
            parents[node] = parent;
            ru[node] = road;
            v[node] = 1;
            for(long long i = 0; i < adj[node].size(); i ++){
                q.push({rdj[node][i], adj[node][i], node});
            }
        }
    }
 
 
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Compilation message (stderr)

currencies.cpp:199:13: warning: "/*" within comment [-Wcomment]
  199 |             /*if(i >= 1){
      |              
currencies.cpp: In function 'long long int solve(long long int, long long int, long long int, long long int, long long int)':
currencies.cpp:26:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |             for(long long i = 0; i < adj[node].size(); i ++){
      |                                  ~~^~~~~~~~~~~~~~~~~~
currencies.cpp:35:36: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |             for(long long i = 0; i < che[ru[node]].size(); i ++){
      |                                  ~~^~~~~~~~~~~~~~~~~~~~~~
currencies.cpp:42:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |     for(long long i = 0; i < coins.size(); i ++){
      |                          ~~^~~~~~~~~~~~~~
currencies.cpp: In function 'void dfs(long long int, long long int, long long int)':
currencies.cpp:70:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   70 |     for (long long i = 0; i < adj[u].size(); i ++){
      |                           ~~^~~~~~~~~~~~~~~
currencies.cpp: In function 'void dfs2(long long int, long long int, long long int)':
currencies.cpp:84:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |     for (long long i = 0; i < adj[u].size(); i ++){
      |                           ~~^~~~~~~~~~~~~~~
currencies.cpp: In function 'int main()':
currencies.cpp:149:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::vector<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  149 |     for(long long i = 0; i < roads.size(); i ++){
      |                          ~~^~~~~~~~~~~~~~
currencies.cpp:166:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  166 |     for(long long i = 0; i < euler.size(); i ++){
      |                          ~~^~~~~~~~~~~~~~
currencies.cpp:186:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  186 |     for(long long i = 0; i < res.size(); i ++){
      |                          ~~^~~~~~~~~~~~
currencies.cpp:163:15: warning: unused variable 'silver' [-Wunused-variable]
  163 |     long long silver = 0;
      |               ^~~~~~
currencies.cpp:164:15: warning: unused variable 'gold' [-Wunused-variable]
  164 |     long long gold = 0;
      |               ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 0 / 30
• Subtask 4: 0 / 32