Submission #833747

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
833747	2023-08-22 08:26:53	kingfran1907	Race (IOI11_race)	C++14	100 / 100	446 ms	104588 KiB

race

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#include "race.h"
#include <bits/stdc++.h>
#define X first
#define Y second
 
using namespace std;
typedef long long llint;
 
const int maxn = 2e5+10;
const int maxk = 1e6+10;
const int inf = 0x3f3f3f3f;
 
int n, k;
vector< pair<int, int> > graph[maxn];
map< llint, llint > s[maxn];
llint sol = inf;
llint ofx[maxn], ofy[maxn];
 
void solve(int x, int parr) {
  //printf("solving: %d %d\n", x, parr);
  s[x][0] = 0;
  for (auto iter : graph[x]) {
    int tren = iter.X;
    int cost = iter.Y;
    if (tren == parr) continue;
    solve(tren, x);
    
    //printf("merging %d %d\n", x, tren);
    ofx[tren] += cost;
    ofy[tren]++;
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57