Submission #831915

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
831915	2023-08-20 17:37:52	Antekb	Highway Tolls (IOI18_highway)	C++17	100 / 100	210 ms	28064 KiB

highway

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#include<bits/stdc++.h>
#include "highway.h"
#define st first
#define nd second
#define pb push_back
#define pp pop_back
#define eb emplace_back
#define mp make_pair
#define all(x) (x).begin(), (x).end()
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<pii > vii;
void debug(){cerr<<"\n";}
template <typename H, typename... T>
void debug(H h, T... t) {cerr<<h; if (sizeof...(t)) cerr << ", "; debug(t...);}
#define deb(x...) cerr<<#x<<" = ";debug(x);
const int N=2e5;
vii E[N], E2[N];
int dep[N], par[N];
vii edg;
vii pre[2];
void dfs(int v, int num){
  for(pii ee:E2[v]){
    int u=ee.st;
    if(u!=par[v]){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

highway.cpp: In function 'void find_pair(int, std::vector<int>, std::vector<int>, int, int)':
highway.cpp:61:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |  for(int i=0; i<V.size(); i++){
      |               ~^~~~~~~~~
highway.cpp:80:12: warning: variable 'ee' set but not used [-Wunused-but-set-variable]
   80 |   for(auto ee:pre[ii]){
      |            ^~

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 6 / 6
• Subtask 4: 33 / 33
• Subtask 5: 18 / 18
• Subtask 6: 31 / 31