Submission #498615

#TimeUsernameProblemLanguageResultExecution timeMemory
498615aurimsCheap flights (LMIO18_pigus_skrydziai)C++14
0 / 100
106 ms262148 KiB
#include <bits/stdc++.h> #define pb push_back #define MAXN 5000 using namespace std; /* input 5 4 1 2 1 1 3 2 1 4 1 2 4 1 */ struct miestas { vector<int> kaimynai; vector<int> pelnas; }; vector<miestas> miestai; int rask_didz_pelna(int idx) { int pelnas = 0; for(int kaim : miestai[idx].kaimynai) { } return pelnas; } int main() { //int m1[MAXN][MAXN]; int N, M; cin >> N >> M; /* for(int i = 0; i < N; i++) { for(int j = 0; j < N; j++) { m1[i][j] = -1; } } */ miestai.resize(N); for(int i = 0; i < N; i++) miestai[i].pelnas.resize(N); for(int i = 0; i < M; i++) { int a, b, p; cin >> a >> b >> p; miestai[a-1].kaimynai.pb(b-1); miestai[b-1].kaimynai.pb(a-1); miestai[a-1].pelnas[b-1] = p; miestai[b-1].pelnas[a-1] = p; /* m1[a-1][b-1] = p; m1[b-1][a-1] = p; */ } int mx = -1; // perrenkam visas zvaigzdes for(int i = 0; i < N; i++) { int sum = 0; for(int sidx : miestai[i].kaimynai) { sum += miestai[i].pelnas[sidx]; } if(sum > mx) mx = sum; } cout << mx << '\n'; } /* zvaigzdziu perrinkimas: iteruojam per visas grafo virsunes ir sudedam ju briaunu svorius trikampiu perrinkimas: */

Compilation message (stderr)

pigus_skrydziai.cpp: In function 'int rask_didz_pelna(int)':
pigus_skrydziai.cpp:26:10: warning: unused variable 'kaim' [-Wunused-variable]
   26 |  for(int kaim : miestai[idx].kaimynai)
      |          ^~~~
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