Submission #825200

#	Time	Username	Problem	Language	Result	Execution time	Memory
825200		t6twotwo	Road Closures (APIO21_roads)	C++17	Compilation error	0 ms	0 KiB

roads

#include "roads.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
vector<ll> minimum_closure_costs(int N, vector<int> U, vector<int> V, vector<int> W) {
    vector<ll> ans(N);
    if (U == vector(N, 0) {
        sort(W.begin(), W.end());
        for (int i = 0; i < N - 1; i++) {
            ans[N - 2 - i] = ans[N - 1 - i] + W[i]:
        }
        return ans;
    }
    ll dp0 = 0, dp1 = 0;
    for (int i = 0; i < N - 1; i++) {
        auto t = dp0;
        dp0 = min(dp0, dp1) + W[i];
        dp1 = t;
    }
    ans[0] = accumulate(W.begin(), W.end(), 0LL);
    ans[1] = min(dp0, dp1);
    return ans;
}

Compilation message (stderr)

roads.cpp: In function 'std::vector<long long int> minimum_closure_costs(int, std::vector<int>, std::vector<int>, std::vector<int>)':
roads.cpp:7:26: error: expected ';' before '{' token
    7 |     if (U == vector(N, 0) {
      |                          ^~
      |                          ;
roads.cpp:14:15: error: expected ')' before ',' token
   14 |     ll dp0 = 0, dp1 = 0;
      |               ^
      |               )
roads.cpp:7:8: note: to match this '('
    7 |     if (U == vector(N, 0) {
      |        ^
roads.cpp:14:8: warning: unused variable 'dp0' [-Wunused-variable]
   14 |     ll dp0 = 0, dp1 = 0;
      |        ^~~
roads.cpp:16:18: error: 'dp0' was not declared in this scope
   16 |         auto t = dp0;
      |                  ^~~
roads.cpp:17:24: error: 'dp1' was not declared in this scope
   17 |         dp0 = min(dp0, dp1) + W[i];
      |                        ^~~
roads.cpp:21:18: error: 'dp0' was not declared in this scope
   21 |     ans[1] = min(dp0, dp1);
      |                  ^~~
roads.cpp:21:23: error: 'dp1' was not declared in this scope
   21 |     ans[1] = min(dp0, dp1);
      |                       ^~~