제출 #622602

#제출 시각아이디문제언어결과실행 시간메모리
622602BhavayGoyal악어의 지하 도시 (IOI11_crocodile)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; template<class T> using oset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; #define ll long long #define ld long double #define ar array #define vi vector<ll> #define vii vector<vector<ll>> #define pii pair<ll, ll> #define pb push_back #define all(x) x.begin(), x.end() #define f first #define s second #define endl "\n" const ll MOD = 1e9+7; const ll inf = 1e9; const ll linf = 1e18; const ll d4i[4]={-1, 0, 1, 0}, d4j[4]={0, 1, 0, -1}; const ll d8i[8]={-1, -1, 0, 1, 1, 1, 0, -1}, d8j[8]={0, 1, 1, 1, 0, -1, -1, -1}; // -------------------------------------------------- Main Code -------------------------------------------------- const ll N = 1005; vector<array<ll, 2>> g[N]; vi temp[N]; ll dis[N], vis[N]; void dfs(ll src) { vis[src] = true; for (auto ch : g[src]) { ll child = ch[0], wt = ch[1]; if (!vis[child]) { dfs(child); temp[src].pb(dis[child]+wt); dis[src] = min(dis[src], dis[child] + wt); } } if (g[src].size() == 1) dis[src] = 0; else { sort (all(temp[src])); dis[src] = temp[src][1]; } } ll travel_plan(ll n, ll m, ll *r[2], ll* l, ll k, ll *p) { memset(dis, 63, sizeof dis); vii edges; for (ll i = 0; i < m; i++) edges.pb({r[i][0], r[i][1]}); for (ll i = 0; i < m; i++) edges[i].pb(l[i]); for (ll i = 0; i < k; i++) { ll x = p[i]; } for (auto i : edges) { ll a = i[0], b = i[1], c = i[2]; g[a].pb({b, c}); g[b].pb({a, c}); } dfs(0); return dis[0]; }

컴파일 시 표준 에러 (stderr) 메시지

crocodile.cpp: In function 'long long int travel_plan(long long int, long long int, long long int**, long long int*, long long int, long long int*)':
crocodile.cpp:61:12: warning: unused variable 'x' [-Wunused-variable]
   61 |         ll x = p[i];
      |            ^
/usr/bin/ld: /tmp/cctsoJMK.o: in function `main':
grader.cpp:(.text.startup+0x36): undefined reference to `travel_plan(int, int, int (*) [2], int*, int, int*)'
collect2: error: ld returned 1 exit status